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Features
• Valley turn-on of the MOSFET to achieve low switching loss Power factor { \tt > } 0 . 9 0 with single-stage conversion Low start up current: 1 5 \mu \mathsf { A } typical Quick start up 0.90 with single-stage conversion RoHS Compliant and Halogen Free Compact package: SOT23-6
Applications
LED lighting Down light Tube lamp PAR lamp Bulb lamp
SY5830BABC - Single Stage Flyback and PFC Controller With Primary Side Control for LED Lighting
Features
• Primary side control eliminates the opto-coupler Valley turn-on of the primary MOSFET to achieve low switching loss Power factor { > } 0 . 9 0 with single-stage conversion Reliable short LED and Open LED protection Quick start up { < } 5 0 0 { m s } Low start up current: 1 5 \mu \mathsf { A } typical RoHS Compliant and Halogen Free Package: SOT23-6
Applications
• LED Lighting
SY5842FAC- Single Stage Flyback and PFC Controller With Primary Side Control for LED Lighting
Features
High { \sf P F > } 0 . 9 , Low T H D < 1 0 %
Primary Side Control Eliminates the Opto-coupler
Valley Turn-on of the Primary MOSFET to Achieve Low Switching Losses Input Over/Under Voltage Protection
Programmable Thermal Fold-back Function Reliable Short LED and Open LED Protection Quick Start up { < } 5 0 0 { m s }
Low Start up Current: 3 4 \mu \ A Typical Package: SO8
Applications
LED lighting
SY5861BFAC/SY5862FAC- Adaptive LED Current Filter for LED Lighting
Features
• Current filter for single stage LED driver to eliminate current ripple
Proprietary scheme for low power loss <= 2 . 5 % Adaptive for wide output speculation：
SY5861B: Output voltage range from 20V to 100V Output current≤250mA
SY5862: Output voltage range from 20V to 60V Output current range from 0.2A to 0.6A Open LED Protection and Short LED protection Reliable short LED and Open LED protection RoHS Compliant and Halogen Free Compact package: SO8
Applications
• LED Lighting
Features
• Current filter for single stage LED driver to eliminate current ripple Proprietary scheme for low power loss <= 2 . 5 % Adaptive for wide output speculation：
SY5863A: Output voltage range from 20V to 65V Output Current Range from 0.25A to 1.2A
SY5864: Output voltage range from 20V to 60V Output current range from 0.5A to 1.5A Open LED Protection and Short LED protection Reliable short LED and Open LED protection RoHS Compliant and Halogen Free Compact package: SY5863A: TO252-3 SY5864: TO220-3
Applications
LED lighting
SY5867FAC/SY5867SFAC- Dimming Interface Converter Compatible with 0 / 1 \tilde { \surd 1 } 0 \vee Dimming Resistor Dimming and PWM Dimming
Features
• Compatible with 0 / 1 { ~ } 1 0 \vee Dimming, Resistor Dimming and PWM Dimming Recognize Different Dimming Signal Automatically Integrate 60V LDO Module to Simplify External Circuit The Source Current for Passive 0\~10V Dimmer Can Be Set The Frequency of Output Can Be Set RoHS Compliant and Halogen Free Compact package: SO8
Applications
• LED Lighting
Features
• Compatible with 0 / 1 { ~ } 1 0 \vee Dimming, Resistor Dimming and PWM Dimming Recognize Different Dimming Signal Automatically Integrate 60V LDO Module to Simplify External Circuit The Source Current for Passive 0 { ~ } 1 0 \mathsf { V } Dimmer Can Be Set Dimming to off Function Available The Frequency of Output Can Be Set Compact Package: SO8
Applications
LED lighting
Features
SY58873U: Integrated 520V MOSFET
SY58874U: Integrated 540V MOSFET Quasi-Resonant (QR) Mode to Achieve Low Switching Losses \mathsf { P F } { > } 0 . 9 5 , T H D < 1 0 % Output Over Voltage Protection Low BOM Cost RoHS Compliant and Halogen Free Compact Package: SO8
Applications
Adaptors
Pre-stage for Two-stage AC/DC Converter
LED Lighting
SY58237AGC/SY58237CAGC- Flyback Regulator for LED Lighting
Features
• Integrated 650V MOSFET Quasi-Resonant (QR) Mode to Achieve Low Switching Losses No Opto-coupler or Auxiliary Winding for Feedback in the Proprietary Floating Switch Configuration Reliable Short LED and Open LED Protection Thermal Foldback Function Jitter Function for Reduced EMI(SY58237C) RoHS Compliant and Halogen Free Compact Package: DIP8
WR2C3LX vcc3LX VSENLX ISEN WF LX GND
LO-0二
NOC4(optional for EMI)
Applications
AC/DC Adaptors Battery Charges LED Lighting
Features
Applications
Charge Pump PFC LLC Topology with Low BOM Cost \mathsf { P F } { > } 0 . 9 5 , T H D < 2 0 % Primary Side ILED Regulation and Less than 5 % ILED Ripple Short LED Protection (SLP) Open LED Protection (OLP) E-cap over Voltage Protection (OVP) Adaptive Prevent Capacitive Mode Compact Package: SO8
LED Lighting
SY59515FAC/SY59516FAC- Charge Pump PFC LLC Low Side Controller, High PF, Low THD
Features
Applications
Integrated 500V MOSFET Charge Pump PFC LLC Topology with Low BOM Cost \mathsf { P F } { > } 0 . 9 5 , THD { < } 2 0 % Primary Side ILED Regulation and Less than 2 % ILED Ripple
SY59515: Short LED Protection (SLP), Open LED Protection (OLP), E-cap over Voltage Protection (HV OVP)
SY59516: Over Current Protection (OCP), Over Temperature Protection (OTP), Thermal Fold Back (TFB), Adaptive Prevent Capacitive Mode Function Zero Voltage Overshoot on Resonant Capacitor at Startup Compact Package: SO8
• LED Lighting
SY59525FAP/SY59526FAP- Charge Pump PFC LLC Low /High Side Controller, High PF, Low THD
Features
Applications
LED Lighting
Integrated 650V MOSFET Charge Pump PFC LLC Topology with Low BOM Cost \mathsf { P F } { > } 0 . 9 5 , T H D < 2 0 % Primary Side ILED Regulation and Less than 2 % ILED Ripple Short LED Protection (SLP), Open LED Protection (OLP), E-cap over Voltage Protection (HV OVP) Zero Voltage Overshoot on Resonant Capacitor at Startup
Compact Package: SO8
Features
Valley Turn-on to Achieve Low Switching Losses Frequency Reduce in Light Load Internal High Current MOSFET Driver:
SY5072A: 75mA Sourcing and 400mA Sinking
SY5072B: 70mA Sourcing and 400mA Sinking MOSFET Over-Current Protection (OCP) Internal THD Optimization to Achieve Low THD Internal Transition Optimization Compact Package: SOT23-6
Applications
AC Adapter Front End LED Drivers and Luminaries
SY5018BFAC- Single Stage Flyback and PFC Controller with CV Control
Features
Primary Side CV Control Eliminates the Opto coupler.
• Valley Turn-on of the Primary MOSFET to Achieve Low Switching Losses Internal High Current MOSFET Driver: 0.1A Sourcing and 0.5A Sinking Power Factor { \tt > } 0 . 9 0 with Single-stage Conversion Maximum Switching Frequency Limitation 100kHz Output Current Limit, about 1.2 Times the Rated Current RoHS Compliant and Halogen Free Compact Package: SO8
Applications
AC/DC Adaptors Battery Charges LED Lighting
Features
• Primary Side CV Control Eliminates the Optocoupler Valley Turn-on of the Primary MOSFET to Achieve Low Switching Losses Integrate THD Compensation, \mathsf { P F } { > } 0 . 9 , THD < 2 0 % during 40 % Load to 100 % Load Fast Load Regulation Internal High Current MOSFET Driver: 0.1A Sourcing and 0.5A Sinking Maximum Switching Frequency Limitation 100kHz Compact Package: SO8
Applications
AC/DC Adapters Battery Chargers LED Lighting
SY5018SFAP- Single Stage Flyback and PFC Controller
Features
• Secondary Side CC Control Improves Output Current Accuracy
Primary Side CV Control for Output Overvoltage Protection when Opt-coupler Fails Valley Turn-on of the Primary MOSFET to Achieve Low Switching Losses Internal High Current MOSFET Driver: 75mA Sourcing and 400mA Sinking Power Factor { > } 0 . 9 0 with Single-stage Conversion Maximum Switching Frequency Limitation 100kHz Compact Package: SO8
Applications
AC/DC Adaptors Battery Charges LED Lighting
Features
Primary Side CV Control Eliminates the Opto
coupler
Valley Turn-on of the Primary MOSFET to Achieve Low Switching Loss
Internal High Current MOSFET Driver: 0.1A
Sourcing and 0.5A Sinking
Power Factor { > } 0 . 9 0 with Single-stage Conversion
Maximum Switching Frequency Limitation 1 0 0 ~ \mathsf { k H z }
RoHS Compliant and Halogen Free
Compact Package: SOT23-6
Applications
AC/DC Adapters Battery Chargers LED Lighting
SY50183FAC/SY50186FAC- Single Stage Buck PFC Constant-Voltage Regulator
Features
SY50183: Integrated 500V MOSFET
SY50186: Integrated 600V MOSFET Valley Turn-on to Achieve Low Switching Losses Power Factor { > } 0 . 9 with Single-Stage Conversion Maximum Switching Frequency Limitation 100kHz RoHS Compliant and Halogen Free Compact Package: SO8
Applications
AC/DC Adaptors LED Lighting
Features
High Dimming Accuracy Dimming Range from 5 . 5 % to 100 % CV Mode for Bias Supply at 0.90 RoHS Compliant and Halogen Free Compact Package: SO8
Applications
• LED Lighting
SY5881SFAP- DC/DC Buck Controller for LED Dimming Lighting
Features
Linear Dimming Curve Wide Range Voltage Output Optional Over Voltage Protection Mode CV Mode for Bias Supply when VADIM \scriptstyle 1 = 0 \lor Valley Turn-on to Achieve Low Switching Losses Single Winding Inductor with Floating Topology 200mA Sourcing Current and 600mA Sinking Current Drive Capability Low Start up Current: 3 4 \mu \ A Typical Reliable Short LED and Open LED Protection Reliable Short ISEN Resistor Protection Compact Package: SO8
Applications
• LED Lighting
Features
Linear Dimming Curve
Dimming Range from 2 . 5 % to 1 0 0 . 0 % .
CV Mode for Bias Supply when P W M = 0 % Valley Turn-on to Achieve Low Switching Losses Single Winding Inductor with Floating Topology 200mA Sourcing Current and 600mA Sinking Current Drive Capability Low Start up Current: 3 4 \mu \ A typical Reliable Short LED and Open LED Protection Reliable Short ISEN Resistor Protection Compact Package: SO8
Applications
• LED Lighting
SY5881DFAP- DC/DC Buck Controller for LED Dimming Lighting
Features
Linear Dimming Curve.
Dimming Depth Lower than 1 % .
Valley Turn-on to Achieve Low Switching Losses 250mA Sourcing Current and 600mA Sinking Current Drive Capability
Low Start up Current: 4 0 \mu \ A Typical
Reliable Short LED and Open LED Protection Reliable Short ISEN Resistor Protection
Compact Package: SO8
Applications
LED Lighting
SY5983FAC- Single Stage Flyback and PFC Controller with Primary Side Control for LED Lighting and Integrates 0 ^ { ~ } 1 0 \mathsf { V } Transformer Driver
Features
Primary side control eliminates the Opto-coupler
Dimming Range from 5 % to 100 % Integrated Dimming Transformer Driver Enables Isolation between the LED Driver and the Dimming Controller. Primary MOSFET Valley Turn-on Reduces Switching Losses Integrated High Voltage Start-up Function Start-up Time<300ms Low Standby Power<500mW Reliable Short LED and Open LED Protections Power Factor { \tt > } 0 . 9 0 Internal High Current MOSFET Driver: ▪ 0.19A Sourcing and 0.6A Sinking Compact Package: SO8
Applications
• LED Lighting
Features
• Dimming Range from 5 % to 100 % Integrated Dimming Transformer Driver Enables Isolation between the LED Driver and the Dimming Controller MOSFET Valley Turn-ON Reduces Switching Losses Integraed High Voltage Start-up Function Start-up Time0.90 Internal High Current MOSFET Driver: 0.19A Sourcing and 0.6A Sinking Compact Package: SO8
Applications
• LED Lighting
SY5989FAP- Single Stage Flyback and PFC Controller with Primary Side Control for LED Lighting and Multiple Dimming Mode Option
Features
• Primary side control eliminates the Optocoupler 0 { ~ } 1 0 \vee Dimming Range from 5 % to 100 % Integrated Dimming Transformer Driver enables isolation between the LED driver and the dimming controller Compatible with Leading/Trailing Edge Dimmer Primary MOSFET Valley Turn-on reduces switching losses Integrated High Voltage Start-up Function Start-up Time0.90 Internal High Current MOSFET Driver: ▪ 0.19A Sourcing and 0.6A Sinking Compact Package: SO8
Applications
LED Lighting
SY5882ZFAC/SY5882SFAP- DC/DC Flyback Controller with Primary Side Control for LED Lighting and Analog Dimming Mode
Features
• 2 . 5 % ~ 1 0 0 . 0 % Dimming Range CV Mode for Bias Supply when P W M = 0 . 0 % .
Primary Side Control Eliminates the Optocoupler Valley Turn-on of the Primary MOSFET to Achieve Low Switching Losses 2 0 0 \mathsf { m A } Sourcing Current and 600mA Sinking Current Drive Capability Low Start up Current: 3 4 \mu \ A Typical Reliable Short LED and Open LED Protection Low Power Frequency Ripple Compact Package: SO8
Applications
• LED Lighting
SY5882NFAC- Single Stage Flyback and PFC Controller with Primary Side Control for LED Lighting and Multiple Dimming Mode Option
Features
2 . 0 % { ~ } 1 0 0 . 0 % Dimming Range
CV Mode for Bias Supply when P W M = 0 . 0 %
Primary Side Control Eliminates the Optocoupler
Valley Turn-on of the Primary MOSFET to Achieve Low Switching Losses 0.3V Primary Current Sense Reference Voltage Leads to A Lower Sense Resistance thus A Lower Conduction Loss 200mA Sourcing Current and 650mA Sinking Current Drive Capability
Low Start up Current: 3 4 \mu \ A Typical
Reliable Short LED and Open LED Protection
Power Factor { \tt > } 0 . 9 0 with Single-stage Conversion.(Analog Dimming Only) RoHS Compliant and Halogen Free Compact Package: SO8
Applications
• LED Lighting
Features
\mathsf { P F } { > } 0 . 9 5 , T H D < 5 %
Boost Quasi Resonant (QR) Operation
Boost Burst Operation at Light Load
LLC Fast Dynamic Response
LLC Integrated Half Bridge Driver
Input BO/BI Protection
Boost Output, LLC Output OVP Protection
Cycle by Cycle Peak Current Protection
Over Temperature Protection
LLC Capacitive Mode Protection
Applications
LED Driver
Desktop, all in one PC
Adapter, Charger
Printer
SY5886FAC- Single Stage Flyback and PFC Controller with Primary Side Control for LED Lighting and Multistage Dimming Mode
Features
Multistage Dimming Mode CV Mode for Bias supply when ADIM<37mV • Primary Side Control Eliminates the Optocoupler Valley Turn-on of the Primary MOSFET to Achieve Low Switching Losses 3 0 0 { m V } Primary Current Sense Voltage Leads to A Lower Sense Resistance thus A Lower Conduction Loss Internal High Current MOSFET Driver: 0.2A Sourcing and 0.6A Sinking Low Start up Current: 3 4 \mu \ A Typical Reliable Short LED and Open LED Protection RoHS Compliant and Halogen Free Compact Package: SO8
Applications
LED Lighting
SY58561AAC/SY58563FAC- Single Stage Buck PFC LED Driver Dimmable, High PF and Low BOM Cost
Features
Compatible with Leading Edge/Trailing Edge Dimmer High PF without Any Dimmer 350V MOSFET Integrated Quasi-Resonant Operation Reliable Open/Short LED Protection Thermal Fold Back Low BOM Cost Maximum Output Power: SY58561:10W SY58563: 18W RoHS Compliant and Halogen Free Compact Package: D SY58561: SOT23-5 SY58563: SO8
Applications
LED Lighting Leading Edge Dimming Trailing Edge Dimming
SY5852FAC- Single Stage LED driver Dimmable, High PF and Low BOM Cost
Features
• Compatible with Leading Edge/Trailing Edge Dimmer
High PF without any Dimmer, \mathsf { P F } { > } 0 . 9 Internal Dimming Curve 5 % { ~ } 1 0 0 % Quasi-Resonant Operation Reliable Open/Short LED Protection Thermal Fold Back Low BOM Cost RoHS Compliant and Halogen Free Compact Package: SO8
Applications
• LED Lighting
Features
• Compatible with Leading Edge/Trailing Edge Dimmer High PF without Any Dimmer 350V MOSFET Integrated Quasi-Resonant Operation Reliable Open/Short LED Protection Thermal Fold Back Low BOM Cost
Maximum Output Power:18W
Compact Package: SO8
Applications
LED Lighting Leading Edge Dimming Trailing Edge Dimming
SY58763AFAC- Single Stage Boost PFC LED Driver Dimmable, High PF and Low BOM Cost
Features
Compatible with Leading Edge/Trailing Dimmer High PF without Any Dimmer 350V MOSFET Integrated Quasi-Resonant Operation Reliable Open/Short LED Protection Thermal Fold Back
Low BOM Cost
Maximum Output Power:18W
Compact Package: SO8
Applications
LED Lighting Leading Edge Dimming Trailing Edge Dimming
SY59101AFCP/SY59101BFCP/SY59101CFCP/SY59101NFCP/SY591 01PFCP/SY59101QFCP
- Dimmable, high Efficiency Linear Driver with Integrated 350V MOSFET
Features
Compatible with Leading/Trailing Edge Dimmer
Integrated 350V MOSFET
Power Factor { > } 0 . 7
Good regulation ( < ± 3 % )
Up to 8 5 % High Efficiency
SMT Assembly
Eliminate Magnetic Components
Compact Package: SO8E
Applications
• LED Lighting
SY59119A1FCC/SY59119B1FCC/SY59119C1FCC
- HV TRIAC Linear Dimming Controller, High Efficiency, { \mathsf { P F } } { > } 0 . 7
Features
Compatible with HV TRIAC Dimmer Integrated: 500V Main MOS and 700V Bleede MOS Latching Current is Adjustable Special Low Power Loss Control High PF: \mathsf { P F } { > } 0 . 7 No Magnetic Components and Support All Components Surface Mounted Compatible with Brazil 6 0 H z RoHS Compliant and Halogen Free Compact Package: SO8E
Applications
• LED Lighting
SY59112A2FCP/SY59112B4FCP
- Dimmable, high Efficiency Linear Driver with Integrated Current Ripple Remover
Features
• Compatible with HV TRIAC Dimmer Integrated: 500V Main MOS and 700V Bleeder MOS Latching Current is Adjustable Regulator for Adaptive 100/120Hz Current Ripple Remove Special Low Power Loss Control High PF: \mathsf { P F } { > } 0 . 7 No Magnetic Components and Support All Components Surface Mounted Compact Package: SO8E
Applications
• LED Lighting
High Voltage AC/DC Auxiliary Power Supply (Buck/Flyback)
| Part Number | Vvc(min) | vc(max) | (fHz) | VREF Accuracy | 1(mAX | Temp Range | Feature/Special Function | Package |
| SQ38341FHP | 4.5 | 25.5 | 60 | 1.2V±2% | 345 | -40Cto 125°C | Peak current mode Buck/Flyback switcher integrated 800V power MOS | SSOP10 |
| SQ38343FHP | 4.5 | 25.5 | 120 | 1.2V±2% | 590 | -40Cto 125℃ | Peak current mode Buck/Flyback switcher integrated 800V power MOS | SSOP10 |
AC/DC High Frequency QR Flyback Controller for Industrial Auxiliary Power Supply
| Partnumber | Function | Operation Mode | Driver | Max | HV | OCP | OVP | Input OVP Frequency Startup Protection Protection Protection | BO/BI | X-cap Discharge | Exterpal Protection | Package |
| SQ33020FVP | QR SSR Flyback Controller with Valley Lock | QR | MOS | 500kHz | YES | YES | YES | NO | YES | YES | YES | SSOP9 |
| SQ33020ZFVP | QR SSR Flyback Controller for GaNDriver with Valley Lock | QR | GaN | 300kHz | YES | NO | YES | YES | NO | YES | YES | SSOP9 |
AC/DC LLC SR Controller for TV/PC/Gaming Adapter
| Part Number | Function | Operation Mode | Max DSEN | Dual Supply Channel | Green Mode at Light Load | Package |
| SQ33260FAP | LLC SR Controller | CCM/DCM | 200V | YES | YES Control by MOD Pin | S08 |
| SQ33261FAP | LLC SR Controller | CCM/DCM | 200V | YES | YES Control by Internal | S08 |
AC/DC Flyback ZVS SR Controller for Industrial Auxiliary Power Supply
| Part Number | Function | Operation Mode | Max DSEN | SR Position | Dual Supply Channel | ZVS Function | Package |
| SQ33239FPP | ZVS SR Controller | QR/DCM | 130V | High Side/ Low Side | YES | YES | CPC8 |
AC/DC Flyback Converter with 1000V MOS Integrated for Power Meter
| Part Number | Function | Integrated FETs | Typical Rdson | Operation Mode | Max Frequency | Peak Load | HV Startup | OCP Protection | OVP Protection | BO/BI | Package |
| NEW | SSR Flyback Converter | 1000V | 8Ω | CCM/DCM | 60kHz 178kHz | YES | YES | YES | YES | YES | DIP7 |
| SQ38576AFIB NEW | with Peak Power | (Peak) | |||||||||
| SQ38576BFIB | SSR Flyback Converter | 1000V | 8Ω | CCM/DCM | 60kHz | NO | YES | YES | YES | NO | DIP7 |
Wide Duty Cycle Range Synchronous Buck DCDC Controller
| Part Number | VIN (min) (max) (V) | VIN (V) | fsw (MHz) | VREF Accuracy | IQ (mA) | Temp Range | Feature/Special Function | Package |
| SQ33065/8WAQ | 6 | 75 | 0.1~1 | 0.8V±1% | -40°C to125°C | ±1% Reference Voltage 6V to 75V Input Voltage Range 0.8V to 60v Output Voltage Range Voltage Mode Control with Feedforward Prevent Reverse Charging Protection | QFN3.5x4.5-20 |
Features
800V Power MOS Integrated
Pseudo Fixed Frequency Control
Rated Switching Frequency: 60kHz
Frequency Fold Back and Burst Mode
Control
FSW Modulation to Reduce EMI Noise
Support Both Flyback and Buck
Topology
PSR/SSR Optional for Flyback
Topology
HV Start Up from DRAIN
Peak Current Limit: 345mA
Wide VCC Operating Range:
4.5V\~25.5V
VCC OVP, OLP, OTP, Input OVP
(through ENB pin)
Internal Soft Start Process
Compact Package: SSOP10
Applications
Auxiliary Power Supply
Features
800V Integrated Power MOSFET
Pseudo Fixed Frequency
Nominal Switching Frequency: 120kHz
Frequency Fold Back and Burst Mode
Control
FSW Modulation to Reduce EMI Noise
Supports Flyback and Buck Topologies
PSR/SSR Optional for Flyback
Topology
HV Start Up from DRAIN
Peak Current Limit: 590mA
Wide VCC Operating Range:
4.5V\~25.5V
VCC OVP, OLP, OTP, Input OVP
(through ENB pin)
Internal Soft Start Process
Compact Package: SSOP10
Applications
Auxiliary Power Supply
Features
Applications
D C M + Q R Combined Operating Mode
Programmable Gate Driver Current
Switching Frequency Range: 25kHz–500kHz
Automatic Valley Lockout from 1 to 6 cycles
Accurate Output OCP
Adaptive OCP (Limited Power Source)
Low Frequency Burst Operation (1kHz)
Switching Frequency Modulation to Reduce EMI
Noise
Internal Soft-Start Integrated 700V HV Startup
Brown-In/Brown-Out Protections
X Capacitor Discharge Protection (Optional)
Programmable Output OVP and UVP
Current Sense Resistor Short Protection
Internal and External
Compact Package: SSOP9
AC/DC Adapters PD Adapters Quick Battery Chargers
Features
Applications
AC/DC Adapters PD Adapters Quick Battery Chargers
D C M + Q R Combined Operating Mode
Direct Enhancement-Mode (E-Mode) GaN FET
Driver
Programmable Gate Driver Current
Switching Frequency Range: 25kHz–300kHz
Automatic Valley Lockout from 1 to 6 cycles
Low Frequency Burst (1kHz)
Frequency Modulation to Reduce EMI Noise
(Configurable using ZCS Resistor)
Internal Soft-Start
Integrated 700V HV Startup Circuit
X Capacitor Discharge Protection
AC Input OVP
Programmable Output OVP and UVP
Current Sense Resistor Short Protection
Internal and External OTP
MSL3
Compact Package: SSOP9
Features
Dual-Channel SR Controller for LLC Resonant Converters
Supports CCM, DCM Operation
DA/DB Pins High-voltage Sensing up to 200V
Wide 4.2V to 38V Power Supply Range
1 3 0 \mu { A } Low Quiescent Current in Green Mode
Dual-Channel Interlock to Prevent Short Circuit between Channels
15ns Fast Turn-Off Propagation Delay
1.7A Sink, 0.3A Source Gate Driver Capability
Compact Package: SO8
Applications
Gaming Adapters Desktop, All-in-One PCs AC/DC Adapters
Features
Dual-Channel SR Controller for LLC Resonant Converters
Supports CCM, DCM Operation
DA/DB Pins High-voltage Sensing up to 200V
Wide 4.2V to 38V Power Supply Range
1 1 0 \mu { A } Low Quiescent Current in Green Mode
Dual-Channel Interlock to Prevent Short Circuit between Channels
15ns Fast Turn-Off Propagation Delay
1.7A Sink, 0.3A Source Gate Driver Capability
Compact Package: SO8
Applications
Gaming Adapters Desktop, All-in-One PCs AC/DC Adapters
Features
D C M + Q R Combined Operating Mode
Proprietary Operation Mode for Flyback ZVS
Adaptive Gate Voltage Control
DSEN Falling Slope Rate Detecting to Prevent SR False Triggering
130V DSEN Pin to Directly Sense DRAIN Voltage of SR MOSET
Power Saving Mode to Improve Light Load Efficiency
Dual Power Supply Channel for 3.3V to 21V Output Systems
Compact Package: CPC8
Applications
AC/DC Adapters Auxiliary Power Supplies
Features
Secondary Side Regulation Integrated 1000V Power MOSFET HV Startup 60kHz Rated Switching Frequency Switching Frequency up to 178kHz under Peak Power Mode to Prevent Magnetic Field Interference Pseudo Fixed Frequency Control to Eliminate Slope Compensation for CCM (Duty Cycle > 5 0 % ) Frequency Fold back Control for High Average Efficiency Burst Mode Control for High Light-Load Efficiency 25kHz Minimum Switching Frequency to Eliminate Audible Noise Frequency Modulation to Reduce EMI Noise Internal Soft-Start Process Programmed Brown in Voltage OLP, VCC OVP, OTP Protections Compact DIP7 Package
Applications
Smart Power Meter Home Appliances AC/DC Power Supply
Features
Secondary Side Regulation
Integrated 1000V Power MOSFET
HV Startup
60kHz Rated Switching Frequency
Pseudo Fixed Frequency Control to Eliminate Slope Compensation for CCM
(Duty Cycle > 5 0 % )
Frequency Fold Back Control for High Average Efficiency
Burst Mode Control for High Light-Load Efficiency
25kHz Minimum Switching Frequency to Eliminate Audible Noise
Frequency Modulation to Reduce EMI Noise
Internal Soft-Start Process
OLP, VCC OVP, OTP Protections
Compact DIP7 Package
Applications
Smart Power Meter Home Appliances AC/DC Power Supply
SQ33065WAQ/SQ33068WAQ
- 6V to 75V Synchronous Buck Controller With Wide Duty Cycle Range
Features
Applications
Telecom Power Application RF Power Application Commercial Drone Application
6V to 75V Input Voltage Range 0 . 8 \mathsf { V } to 60V Output Voltage Range Switching Frequency: 100kHz\~1MHz SYNC In/Out Capability Soft-Start or Voltage Tracking 0 . 8 V ± 1 % Reference Voltage Minimum On-time: 60ns Typical Minimum Off-time: 240ns Typical Type Ⅲ Voltage-mode Control with Feedforward High Gain-bandwidth Error Amplifier Open-drain Power Good Indicator Protection Features
Cycle-by-cycle Over Current Protection
Prevent Reverse Charging Protection
Input UVLO with Hysteresis
VCC and BST UVLO Protection
Thermal Shutdown Protection with Hysteresis Compact Package: QFN3.5x4.5-20 External BST diode is required in SQ33068WAQ
| withUVP | |||||||||||
| Part Number | Function | Maer | Integrated | Typscal | Operation | Starup | Protetion | Protvtion | Prouvtion | No Load | Package |
| SY50133Z1FAC | PSR Flyback | 12W | 650V | 4.4Ω | QR | NO | YES | YES | NO | S08 | |
| SY50213NFAP | PSR Flyback with UVP | 12W | 650V | 4.4Ω | QR | NO | YES | YES | YES | S08 | |
| SY50136ZFAC | PSR Flyback | 18W | 650V | 2.2Ω | QR | NO | YES | YES | NO | S08 | |
| SY50216NFAP | PSR Flyback with UVP | 18W | 660V | 2.2Ω | QR | NO | YES | YES | YES | S08 | |
| SY50218VFAC | PSR Flyback | 24W | 650V | 1.2Ω | QR | NO | YES | YES | NO | S08 | |
| SY50323FQC | PSR Flyback with HV Start Up | 12W | 700V | 4Ω | QR | YES | YES | YES | YES | S07 | |
| Part Number | Function | PMwer | Interated | Operatieon | startup | Protection | Proovtion | Protection | No Load | Package | |
| SY50131CFAC | PSR Flyback with UVP | 3.5W | 1050V | QR NO | YES | YES | YES | S08 | |||
| SY50211WAZC | PSR Flyback | 6W | 800V | QR NO | YES | YES | NO | SOT335 | |||
| SY50213WFAC | PSR Flyback | 12W | 800V | QR NO | YES | YES | NO | S08 | |||
| Part Number | Function | Operation Mode | Max | HV Frequency Startup Protection Protection Protection | OCP | OVP | UVP | BO/BI | Input OVP Protection | No Load Loss | Package |
| SY5019FAC | QR SSR Flyback Controller with HV Start Up | QR | 125kHz | YES | YES | YES | NO | NO | NO | S08 | |
| SY5040ABC | CCM+QR SSR Flyback Controller | CCM/QR | 65kHz | NO | NO | YES | NO | YES | NO | SOT23-6 | |
| SY5040AABT | CCM+QR SSR Flyback Controller for Fast Charger | CCM/QR | 85kHz | NO | NO | YES | YES | YES | NO | SOT23-6 | |
| SY5033AFAP | CCM+QR SSR Flyback Controller | CCM/QR | 90kHz | YES | NO | YES | YES | YES | NO | S08 | |
| SY5033CFAP | CCM+QR SSR Flyback Controller with Input OVP | CCM/QR | 90kHz | YES | NO | YES | YES | YES | YES | S08 | |
| SY5022BFVP | QR SSR Flyback Controller for GaN Driver | QR | 300kHz | YES | NO | YES | YES | YES | NO | SSOP9 | |
| SY5022CFVP | QR SSR Flyback GanNtriler irh Input OVP | QR | 300kHz | YES | NO | YES | YES | YES | YES | SSOP9 | |
| SY5023FVP | CCM+QR SSR Controlrfor GaN Driver | CCM/QR | CCM:580KHz | YES | NO | YES | YES | YES | NO | SSOP9 | |
| SY5023CFVP | QR SSR Flyback Controller for GaN Driver with Input OVP | QR | 500kHz | YES | NO | YES | YES | YES | YES | SSOP9 | |
| Part Number | Function | Inteerated | Typical | ModenFrequency Strtup | Leing rotvtionPrtution | BO/BI | No Load | Package | |||
| SY50294HZP | QR SSR Flyback for Max 45W | 700V | 365mΩ | QR | 500kHz | YES | YES | YES | YES | SSOP9E | |
| SY50296XDQ | QR SSR Flyback for Max 100W | 700V | 165mΩ | QR | 500kHz | YES | YES | YES | YES | QFN 5×7-18 | |
| SY50298XDQ | QR SSR Flyback for Max 180W | 700V | 104mΩ | QR | 500kHz | YES | YES | YES | YES | QFN 5×7-18 | |
| SY50296AXDQ | QR SSR Flyback for Max 100W | 700V | 160mΩ | QR | 500kHz | YES | YES | YES | YES | QFN 5×7-18 | |
| SY50298AXDQ | QR SSR Flyback for | 700V | 101mΩ | QR | 500kHz | YES | YES | YES | YES | QFN 5×7-18 | |
| NEW | Max 180W CCM+QR SSR | ||||||||||
| SY50307HZP | Flyback for Max 45W | 700V | 365mΩ CCM | 90kHz QR | YES | NO | YES | YES | YES | SSOP9E | |
| SY50354HZP | CCM+QR SSR Flyback for Max 65W | 700V | 270mΩ | CCM QR | 85kHz YES 500kHz | YES | YES | YES | YES | SSOP9E | |
| SY50355HZP | CCM+QR SR Max 80W | 700V | 160mΩ | CCM QR | 85kHz YES 500kHz | YES | YES | YES | YES | SSOP9E |
| CCM+QR | ||||||||
| SY5231ABC SR Controller | CCM/QR/DCM | 200V | High Side / Low Side YES | NO | SOT23-6 | |||
| SY5231AABT | CCM+QR CCM/QR/DCM SR Controller | 200V | High Side / Low Side YES | NO SOT23-6 | ||||
| SY5236ABT | CCM+QR ZVS SR Controller CCM/QR/DCM | 200V | High Side / Low Side YES | YES | SOT23-6 | |||
| SY5239FPP | QR ZVS SR Controller QR/DCM | 130V High Side / Low Side | YES YES | CPC8 | ||||
| Part Number | Function | Interted Typical | Opmration | SR Position | DualSupply | Fuzvtson | Package | |
| SY52157AZC | for Sithere | 40V | 16mΩ QR/DCM | High Side / Low Side | NO | NO | SOT335 | |
| SY52151FAP | SR Switcher for QR Mode | 40V | 13mΩ | QR/DCM High Side /Low Side | NO | NO | S08 | |
| SY52257AAZC | SR Switcher for QR Mode | 60V | 19mΩ | QR/DCM | High Side / Low Side NO | NO | SOT335 | |
| SY52251FAC | SR Switcher for QR Mode | 60V | 9mΩ | QR/DCM | High Side /Low Side | NO NO | S08 | |
| SY52341FAP | SR Switcher for CCM+QRMode | 65V | 8.7mΩ | CCM/QR/DCM | High Side / Low Side | YES NO | S08 | |
| SY52441FAP | SR Switcher for CCM+QR Mode | 100V | 8mΩ | CCM/QR/DCM | High Side / Low Side | YES NO | S08 | |
| NEW SY52542TVD | SR Switcher for CCM+QR Mode | 120V | 4.3mΩ | CCM/QR/DCM | High Side / Low Side | YES | NO PDFN5×6-8 | |
| NEW SY52462ATVD | ZVS SR Switcher for CCM+QR Mode | 100V | 4.8mΩ | CCM/QR/DCM | High Side /Low Side | YES YES | PDFN5×6-8 | |
| Part Number | Function | Strategy | Memory | Protocol | Output Range Load Switch MOS | cc/cv Control | Package | |
| SY52021T00 | USB PD + QC Interface Controller | State-Machine | OTP | PD3.1, PPS; QC2.0/3.0 | 3.3V~21V Integrate 30V 15mΩ MOS | YES | QFN 4×5-28 | |
| PartNumber | Function | Power | FETs | Rdson | Mode | Frequency | Startup | Protection | Protection | Loss | Package |
| SY50433BFHC NEW | PSR Flyback | 7W | 900V | 13.4Ω | QR | 125kHz | YES | YES | YES | SSOP10 | |
| SY50655FIC | SSR Flyback | 12W | 1200V | 5.26Ω | CCM/DCM | 30kHz | YES | YES | YES | DIP7 | |
| Part Number | Function | Max Power | FETs | Integrated Typical Rdson | Output Voltage | Operation Mode | Max Frequency | HV Startup | OCP | OVP Protection Protection | Package |
| SY50281AAC | Buck Converter | 2.4W | 500V | 12Ω | Adjustable | QR | 45kHz | NO | YES | YES | SOT23-5 |
| SY50583FAC | Buck Converter | 4.2W | 700V | 7Ω | Adjustable | QR | 45kHz | NO | YES | YES | S08 |
| SY50271BFAC | Buck Converter for 12V Output | 4.3W | 650V | 9Ω | 12V | CCM/DCM | 40kHz | YES | YES | YES | S08 |
| SY50272AGC | fork &VOutper | 6.5W | 650V | 9.2Ω | 18V | CCM/DCM | 40kHz | YES | YES | YES | DIP8 |
| SY50272BAGC | Buck Converter for 12V Output | 4.3W | 650V | 11.5Ω | 12V | CCM/DCM | 40kHz | YES | YES | YES | DIP8 |
| Part Number | Function | Operation Mode | Control Mode | Protection | Support DC Input | LLC ISEN Limit | Load to Enter Burst Mode | Package |
| SY5055AHXP | PFC+LLC Combo Controller | PFC: CrM/DCM/Burst LLC: | PFC: Average current AC Brown in/out, mode | OCP, OVP, OTP, | NO | 650mV, 750mV, | 5%,15% | SOP14 |
| SY5055BHXP | PFC+LLC Combo | CCM/DCM/Burst PFC: CrM/DCM/Burst | PFC: Average current AC Brown in/out, mode | OCP,OVP,OTP, | YES | 750mV | 0.1%, 1%,5% | SOP14 |
| SY5055DHXP | PFC+LLC Cntmoller | PFC: CrM/DCM/Burst cCM/DCM/Burst | LLC: Current mode PFC: Average current AC Brown in/out, LLc: Current mode | OCP,OVP,OTP, | YES | 750mV | 1.5%,4%,8% | SOP14 |
| SY5055EHXP | PFC+LLC Combo Controller | CrM/DCM/Burst LLC: | PFC: Average current AC Brown in/out, mode LC: Current mode | OCP,OVP,OTP, | YES | 750mV | 0.1%~8% (9 power level) | SOP14 |
| Part Number | Function | Maer | Integrated | Typical | Operation | Frequency | starup | BO/BI | Prout OvP | Package |
| NEW SY50328FIB | SSR Flyback Converter | 25W | 730V | 2.4Ω | CCM/DCM | 100kHz | YES | YES | YES | DIP7 |
| SY50329FIB | SSR Flyback Converter | 30W | 730V | 1.9Ω | CCM/DCM | 100kHz | YES | YES | YES | DIP7 |
| SY50428FIB | SSR Flyback Converter | 25W | 800V | 2.8Ω | CCM/DCM | 100kHz | YES | YES | YES | DIP7 |
Features
Tight PSR CC/CV Regulation Over Entire
Operating Range
QR-mode Operation for High Efficiency
PWM/PFM Control for High Average Efficiency
Fast Dynamic Load Transient Response
Cable Compensation for Better Load Regulation
Low Start Up Current: 5 \mu \mathsf { A } Max
Minimum Frequency Limitation 5 0 0 \mathsf { H z }
Reliable Protections for OVP, UVP, SCP, OTP,
OCP
Reliable Protections for Safety Requirement
Maximum Switching Frequency Limitation
125kHz
RoHS Compliant and Halogen Free
Compact Package: SOT23-6
Applications
AC/DC Adapters Battery Chargers
SY5007ABC- Flyback Controller with Primary Side CC/CV Control
Features
Tight PSR CC/CV Regulation Over Entire Operating Range
QR-mode Operation for High Efficiency
PWM/PFM Control for High Average Efficiency
Fast Dynamic Load Transient Response Cable Compensation for Better Load Regulation
Low Start Up Current: 5 \mu \mathsf { A } Max Minimum Frequency Limitation 5 0 0 \mathsf { H z } Reliable Protections for OVP, SCP, OTP, OCP
Reliable Protections for Safety Requirement
Maximum Switching Frequency Limitation 125kHz
RoHS Compliant and Halogen Free
Compact Package: SOT23-6
Applications
AC/DC Adapters Battery Chargers
SY50213NFAP/SY50216NFAP- Flyback Regulator with Primary Side Control for Adapters and Chargers CV/CC
Features
Tight PSR CC/CV Regulation Over Entire Operating Range QR-mode Operation for High Efficiency PWM/PFM Control for High Average Efficiency Fast Dynamic Load Transient Response Cable Compensation for Better Load Regulation Low Start Up Current: 5 \mu \mathsf { A } Max Minimum Frequency Limitation 5 0 0 \mathsf { H z } No-load Power is Less than 50mW Reliable Protections for OVP, UVP, SCP, OTP, OCP Reliable Protections for Safety Requirement Maximum Switching Frequency Limitation 125kHz
SY502013N:Integrated 650V/2.2ΩMOSFET
SY50216N:Integrated 650V/4.4ΩMOSFET RoHS Compliant and Halogen Free Compact Package: SO8
Applications
AC/DC Adapters Battery Chargers
SY50136ZFAC/SY50133Z1FAP/SY50218VFAC
- Flyback Regulator with Primary Side Control for Adapters and Chargers CV/CC
Features
Tight PSR CC/CV Regulation Over Entire Operating Range QR-mode Operation for High Efficiency PWM/PFM Control for High Average Efficiency Fast Dynamic Load Transient Response Cable Compensation for Better Load Regulation Low Start Up Current: 5 \mu \mathsf { A } Max Minimum Frequency Limitation 5 0 0 \mathsf { H z } No-load Power is Less than 50mW Reliable Protections for OVP, SCP, OTP,OCP Reliable Protections for Safety Requirement Maximum Switching Frequency Limitation 125kHz
SY50136Z: Integrated 650V/2.2ΩMOSFET
SY50133Z1: Integrated 650V/4.4ΩMOSFET
SY50218V: Integrated 650V/1.2ΩMOSFET RoHS Compliant and Halogen Free Compact Package: SO8
Applications
AC/DC Adapters Battery Chargers
Features
Tight PSR CC/CV Regulation Over Entire Operatin
Range
QR-mode Operation for High Efficiency
PWM/PFM Control for High Average Efficiency
Fast Dynamic Load Transient Response
Cable Compensation for Better Load Regulation
No-load Power is Less than 20mW
Integrated HV Start up Circuit
Brown-in and Brown-out Function
Reliable Protections for OVP, UVP, SCP, OTP
Reliable Protections for Safety Requirement
Minimum Switching Frequency Limitation 2 5 0 mathsf { H } z
Maximum Switching Frequency Limitation 90kHz
Integrated 700V MOSFET
RoHS Compliant and Halogen Free
Compact Package: SO7
Applications
AC/DC Adapters Battery Chargers Home Appliances
SY50131CFAC- Flyback Regulator with Primary Side CV/CC Control for Adapters and Chargers
Features
Tight PSR CC/CV Regulation Over Entire
Operating Range
QR-mode Operation for High Efficiency
PWM/PFM Control for High Average Efficiency
Fast Dynamic Load Transient Response
Cable Compensation for Better Load Regulation
Low Start Up Current: 5 \mu \mathsf { A } Max
Minimum Frequency Limitation 2kHz
No-load Power is Less than 100mW
Reliable Protections for OVP, UVP, SCP,
OTP,OCP
Reliable Protections for Safety Requirement
Maximum Switching Frequency Limitation 90kHz
Integrated 980V Bipolar NPN Transistor
RoHS Compliant and Halogen Free
Compact Package: SO8
Applications
AC/DC Adapters Battery Chargers
SY50211WAZC/SY50213WFAC
- Flyback Regulator with Primary Side CV/CC Control
Features
Tight PSR CC/CV Regulation Over Entire
Operating Range
QR-mode Operation for High Efficiency
PWM/PFM Control for High Average Efficiency
Fast dynamic load transient response
Cable Compensation for Better Load Regulation
Low Start Up Current: 5 \mu \mathsf { A } Max
Minimum Frequency Limitation 5 0 0 \mathsf { H z }
No-load Power is Less than 75mW
Reliable Protections for OVP, SCP, OTP,OCP
Reliable Protections for Safety Requirement
Maximum switching frequency
limitation:SY50211W: 72kHz SY50213W: 125kHz
Integrated 800V Bipolar NPN Transistor
RoHS Compliant and Halogen Free
Compact Package: SY50211W:SOT335 SY50213W:SO8
Applications
AC/DC Adapters Battery Chargers
SY50211W
SY5019FAC- Flyback Controller for Adapters and Chargers
Features
• Quasi-Resonant (QR) mode operation: Valley turn-on of the primary MOSFET to achieve low switching losses Output current is monitored by primary detection for reliable Over Current Protection and Short Circuit Protection PWM/PFM control for higher average efficiency Burst mode control for low no load loss and efficiency HV start up circuit is used to reduce no-load. Internal high current MOSFET driver: 120mA Auto-Recovery for OVP/OCP/SCP/OTP Maximum frequency limitation 125kHz Compact package: SO8
Applications
AC/DC Adapters Battery Chargers Consumer Electronics Auxiliary power supplies
Note:Ground node of current sample resistor must be connectedto the ground of BUS linecapacitor.
Features
Rated Switching Frequency: 65kHz
CCM+QR Combined Operating Mode
Frequency Fold Back and Burst Mode Control
Minimum Switching Frequency Limited to 25kHz
\mathsf { F } _ { \mathsf { S W } } Modulation to Reduce EMI Noise
Programmable Brownout Protection by ZCS Pin
Programmable Output OVP by ZCS Pin
Programmable External OTP by CS Pin
OLP, VCC OVP, Internal OTP
Secondary Diode Short Circuit Protection
OCP Compensation over Universal Input Range
Low Start up Current: { < } 4 \mu \ A
Gate Drive Capability: 210mA/420mA(source/sink)
Internal Soft Start Process
RoHS Compliant and Halogen Free
Compact Package: SOT23-6
Applications
AC/DC Power Supply Note Book Adapter LCD TV Auxiliary Power Supply
SY5040AABT- CCM and QR SSR Flyback Controller for Adapters and Fast Chargers
Features
Wide VCC Operating Range: 9V to 54V
Low Startup Current: < 5 | \mu \mathsf { A }
Mixed C C M + Q R Control Architecture
Forced QR Operating under High Line Voltage
Conditions
Quasi-Fixed Frequency Control to Eliminate Slope
Compensation in CCM
85kHz Switching Frequency Limit under CCM
85kHz Switching Frequency Limit under QR Mode
Minimum Switching Frequency Limited to 25.5kHz
Frequency Foldback for High Average Efficiency
Burst Control for High Light Load Efficiency
Comprehensive Protections Including VCC OVP,
Output OVP/UVP, OLP, OTP, and BO
Secondary SR MOSFET Short-Circuit Protection
Internal Soft-Start Process
Gate Drive Capability: +120mA/-520mA
Compact Package: SOT23-6 5 O 柒 QS1 VBUS 大 R2≥ C 1 T C1 MR1 D1 SRswitcher Us1
No ORAIN VIN CS4 DB1 工 D2 R9 R10D3 ORAIN vDcS2 W W 白 RAIN SOURCEH PGND
4 GND GAT R7 中 RAIN SOURCE O COMPVCO H 文 白zcs CS T W W 1
=R8 C4 Q2 SY5040A C3 CY1 RS1 2 CS1 RS tcs VOGND OPTO CSDRV 品 USB
Applications
AC/DC Adapters AC/DC Fast Chargers
Features
SSR Flyback controller with HV start up
Wide VCC range: 10V\~90V
C C M + Q R mixed mode for small volume &
high efficiency
65kHz CCM frequency, 90kHz QR frequency
limit
Force QR at high line input
Pseudo fixed frequency control for CCM
Frequency fold back and burst mode control
New COMP pin design to achieve better load
transient response
BO, input OVP (SY5033C), output OVP/UVP,
VCC OVP, OLP, SCP, external OTP, OTP,
etc
2s auto-recovery timer under OLP/SCP
protection to minimize power loss
Compact Package: SO8
Applications
Fast Chargers AC/DC Adapters
| Part Number | OLP Timer | BO | BI | Max Toff | ISEN Short Input OVP | |
| SY5033AFAP | 208ms | 85uA,200ms | 120uA | 64us | 6.2us | NO |
| SY5033CFAP | 64ms | 100uA,64ms | 110uA | 245us | 3.9us | YES |
Features
DCM+QR Combined Operating Mode
Direct Enhancement-Mode (E-mode) GaN FE
Programmable Gate Driver Current
140V Internal LDO on VCCH input pin
Switching Frequency Range: 25kHz–300kHz
Automatic Valley Lockout from 1 to 6 cycles
Low Frequency Burst (1kHz)
Frequency Modulation to Reduce EMI Noise
(Configurable using ZCS Resistor)
Internal Soft-Start
Integrated 700V HV Startup
Brown-In/Out Protections
X Capacitor Discharge Protection
Programmable Output OVP and UVP
Current Sense Resistor Short Protection
Internal and External OTP
Compact Package: SSOP9
Applications
AC/DC Adapters PD Adapters Quick Chargers
SY5022CFVP- High Frequency QR Flyback Controller with Valley Lockout and E-mode GaN FET Driver and Input OVP
Featur es
DCM ^ + QR Combined Operating Mode
Direct Enhancement-Mode (E-mode) GaN FET
Programmable Gate Driver Current
140V Internal LDO on VCCH input pin
Switching Frequency Range: 25kHz–300kHz
Automatic Valley Lockout from 1 to 6 cycles
Low Frequency Burst (1kHz)
Frequency Modulation to Reduce EMI Noise
(Configurable using ZCS Resistor)
Internal Soft-Start
Integrated 700V HV Startup
Brown-In/Out Protections
X Capacitor Discharge Protection
AC Input OVP
Programmable Output OVP and UVP
Current Sense Resistor Short Protection
Internal and External OTP
Compact Package: SSOP9
Applications
AC/DC Adapters PD Adapters Quick Chargers
Features
Integrated E-Mode GaN Drive
Combined CCM+QR Operating Modes
Soft GaN Gate Drive for Optimized EMI
Performance
Wide VCC Operating Range: 7-85V
Switching Frequency Range:
25kHz–500kHz
Frequency Modulation to Reduce EMI
Noise
Integrated 700V HV Startup Circuitry
Programmable Output OVP and UVP
Brown-In/Out Protection
Current Sense Resistor Short-Circuit
Protection
Winding or SR Short-Circuit Protection
Internal and External OTP
Compact Package: SSOP9
Applications
AC/DC Adapters PD Adapters Quick Chargers
SY5023CFVP- High Frequency QR Flyback Controller with E-Mode GaN Drive
Features
Integrated E-Mode GaN Drive.
QR/DCM Operating Modes
Soft GaN Gate Drive for Optimized EMI Performan Wide VCC Operating Range: 7-85V
Switching Frequency Range: 25kHz–500kHz
Frequency Modulation to Reduce EMI Noise
Integrated 700V HV Startup Circuitry
Programmable Output OVP and UVP
Programmable Brown-In/Out Protection
Programmable AC input OVP
Current Sense Resistor Short-Circuit Protection Winding or SR Short-Circuit Protection
Internal and External OTP
Compact Package: SSOP9
Applications
AC/DC Adapters PD Adapters Quick Chargers
Features
Integrated 700V E-mode GaN FET
DCM ^ + QR Combined Operating Mode
Switching Frequency Range:
25kHz–500kHz
VCCH up to 140V Power Supply
Automatic Valley Lockout from 1 to 6
Cycles
Accuracy Output OCP Protection
Adaptive OCP (LPS, Limited Power
Source)
Low Frequency Burst (1kHz)
Frequency Modulation to Reduce EMI
Noise (Configurable using ZCS Resistor)
Internal Soft-Start
Integrated 700V HV Startup
Brown-In/Out Protections
Programmable Output OVP and UVP
Current Sense Resistor Short Protection
Internal OTP
Compact Package: SSOP9E 国 QS1
F1 CS4 W CS3 RS RS3 CS2 QS1
NTC1 K VBUS
0 W 1 SY5139 OPTO CC1 o
D11 米 DSEN GATE VIN Protocol controller CC2 D-
R2 R R7M U1 L REG TZGND VDD CSN CSP DN DF GNDU D+
S CY1 M W
C11 vcc SH R8≥ 1 1
Applications
AC/DC Adapters PD Adapters Quick Chargers
SY50296XDQ/SY50298XDQ- High Frequency QR Flyback Converter with Valley Lockout and E-mode GaN Integrated
Features
DCM+QR Combined Operating Mode Adaptive OCP (LPS, Limited Power Source) SY50296: Integrated GaN (700V 0.165Ohm_typ) SY50298: Integrated GaN (700V 0.104Ohm_typ) New Package for Excellent Heat Sink. Programmable Gate Driver Current 140V LDO in VCCH Pin Switching Frequency Range: 25kHz\~500kHz Valley Lockout from 1 to 6th Low Frequency Burst (1kHz) Frequency Modulation to Reduce EMI Noise Internal Soft Start Integrated 700V HV Start up Brown In/Out Protection X-cap Discharge Protection Programmable Output OVP&UVP Current Sense Resistor Short Protection Internal & External OTP Compact Package: QFN 5 { x } 7 { - } 1 8
Zh RS3CS2 RS4 CS4 QSD4 = W 22 足 VEUS CC GOU1 W 3 [DSEN GATON R7 VCO 1 REG TGND CS1 CSN CS Protocol controlerRS1RS22 工 办C GNDURBW 中 = / { 1 1 } { 2 } W
Applications
Fast Chargers AC/DC Adapters
SY50296AXDQ/SY50298AXDQ- High Frequency QR Flyback Converter with Valley Lockout , Accuracy Output OCP and GaN FET
Features
SY50296A: Integrated GaN (700V 0.16Ohm_typ)
SY50298A: Integrated GaN (700V 0.10Ohm_typ) Programmable Gate Driver Current DCM+QR Combined Operating Mode Switching Frequency Range: 25kHz–500kHz VCCH up to 140V Power Supply Automatic Valley Lockout from 1 to 6 Cycles Accuracy Output OCP Protection. Adaptive OCP (LPS, Limited Power Source) Low Frequency Burst (1kHz) Frequency Modulation to Reduce EMI Noise Internal Soft-Start Integrated 700V HV Startup X-cap Discharge Protection Brown-In/Out Protections Programmable Output OVP and UVP Current Sense Resistor Short Protection Internal and External OTP New Package for Excellent Heat Sink. Compact Package: QFN5\*7-18
Applications
AC/DC Adapters PD Adapters Quick Chargers
Features
Integrated 700V/0.48Ω Power GaN FET Wide VCC Operating Range: 10V to 85V High Voltage Startup No Load Loss < 5mW Mixed CCM+QR Control Architecture Forced QR Operating at High Line Voltages Quasi-Fixed Frequency Control to Eliminate Slope Compensation in CCM 90kHz Fixed Switching Frequency under CCM 90kHz Switching Frequency Limit under QR Mode Frequency Foldback at low loads for High Average Efficiency Minimum Switching Frequency Limited to 28kHz eliminates audible noise Burst Control for High Light Load Efficiency Adaptive Peak Current Limit for LPS Comprehensive Protections Including BO, Output OVP/UVP, VCC OVP, OLP, OTP and Secondary SR MOS SCP Internal Soft-Start Compact Package: SSOP9E
Applications
AC/DC Fast Chargers AC/DC Adapters
Features
Integrated 700V E-Mode GaN FET (270mΩ)
Combined CCM+QR Operating Modes Soft GaN Gate Drive for Optimized EMI Performance Wide VCC Operating Range: 7-85V Switching Frequency Range: 25kHz–500kHz Frequency Modulation to Reduce EMI Noise Integrated 700V HV Startup Circuitry Programmable Output OVP and UVP Brown-In/Out Protection Current Sense Resistor Short-Circuit Protectio Winding or SR Short-Circuit Protection Internal and External OTP MSL3 Compact Package: SSOP9E
Applications
AC/DC Adapters PD Adapters Quick Chargers
SY50355HZP- CCM ^ + QR Flyback Converter with E-Mode GaN Integrated
Features
Integrated 700V E-Mode GaN FET (160mΩ)
Combined CCM+QR Operating Modes
Soft GaN Gate Drive for Optimized EMI
Performance
Wide VCC Operating Range: 7-85V
Switching Frequency Range: 25kHz–500kHz
Frequency Modulation to Reduce EMI Noise
Integrated 700V HV Startup Circuitry
Programmable Output OVP and UVP
Brown-In/Out Protection
Current Sense Resistor Short-Circuit Protectio
Winding or SR Short-Circuit Protection
Internal and External OTP
Compact Package: SSOP9E
Applications
AC/DC Adapters PD Adapters Quick Chargers
