AC-DC, Isolated, PF>0.9 LED Driver

LED Current Ripple Remover

RDSON BVDSS External

MT7938 - - Y N N Y Y CC SOT23-6

MT7937 - - Y Y Y Y Y CC SOP8

MT7939 - - Y Y Y Y Y CC SOP8

MT79395S 5Ω 650V - Y Y Y Y CC SOP8

MT79395D 5Ω 650V - Y Y Y Y CC DIP8

MT79398 2.4Ω 700V - Y Y Y Y CC DIP8

MT7990 - - Y N N N N

N

N

N

N

N

N

CV N SOP8

20W

100W

MT79399 1.1Ω 650V - Y Y Y Y

Y

Y

Y

Y

Y

Y

Y

Y CC N 40W DIP8

100W

Adjustable

OTR

Max. Power

100W

Without

COMP

Capacitor

SCP

15W

Package

100W

Input UVP Operation

Mode HV Power

Supply

12W

VIN= 90V-264V

MOS

Part No. Input OVP

MT7641CR 60V Y N Linear 5V 80mA SOT23-3

MT7642CE 60V Y N Linear 5V 160mA ESOP8

MT7641BR 60V Y N Linear 10V 40mA SOT23-3

MT7642BT 60V Y N Linear 10V 70mA SOT89-3

MT7642BE 60V Y N Linear 10V 90mA ESOP8

MT7641DR 60V Y N Linear 16V 40mA SOT23-3

MT7641ER 60V Y N Linear 22V 30mA SOT23-3

MT7641FR 60V Y N Linear 26V 30mA SOT23-3

MT7636 - Y Y Linear - 2A SOT23-6

TRIAC/PWM/Analog

BVDSS Features Package

TRIAC/PWM/Analog

Power-line current

ripple remover

Power-line current

ripple remover

Power-line current

ripple remover

Power-line current

ripple remover

Power-line current

ripple remover

Power-line current

ripple remover

Power-line current

ripple remover

Power-line current

ripple remover

Power-line current

ripple remover

Power-line current

ripple remover

Dimming

Method

TRIAC/PWM/Analog

N

TRIAC/PWM/Analog

TRIAC/PWM/Analog

Part No.

MT7638 150V Y Y Linear N - 500mA ESOP8

SCP

TRIAC/PWM/Analog

TRIAC/PWM/Analog

Startup

Voltage

Open Circuit

Protection

TRIAC/PWM/Analog

Max. Current Operation

Mode

DC-DC Constant Current LED Driver

Switch CCT IC

LED emergency lighting IC

MT7200B 97% 8A SOT23-6

MT7203 97% 800mA SOT23-5

MT7201C 97% 1A SOT89-5

MT7201C+ 97% 1A SOT89-5

MT7202 97% 1.5A SOT89-5

MT7282 95% 10W

MT7285 95% 40W ESOP8

Non-isolated, Buck

4.2V-40V

PWM/ Analog

100V Buck LED Controller

Package

PWM/Analog

Type

Supports high frequency PWM dimming signal,

Boost/Buck, constant current LED driver

Supports high frequency PWM dimming signal,

Boost/Buck, constant current LED driver

6V-50V

Dimming Method

Non-isolated, Buck

2.5V-40V

PWM/ Analog

PWM/ Analog

6V-100V

Non-isolated, Buck

6V-60V

PWM/Analog

VIN

50V, 800mA, Buck,

constant current LED driver

40V, 1.2A, Buck,

constant current LED driver

60V, 1.2A, Buck,

constant current LED driver

60V, 1.5A, Buck,

constant current LED driver

Part No.

Non-isolated, Buck PWM/ Analog

Description Max.

Power/Current

6V-60V

Non-isolated, Boost,

Buck-Boost

Non-isolated, Boost,

Buck-Boost

PWM/ Analog

Efficiency

Non-isolated, Buck

6V-40V

MT7282 95% 10W ESOP8

280mA SOP8

45mA ESOP8

LED1->(LED1+LED2)/2-> LED2 �

500V MOS High PF, CCT, high voltage,

linear constant current

CC+MT7302T1

If SEL pin is:

Floating：OUT2→OUT1→(OUT1+OUT2)

Shorted to GND：OUT2→(OUT1+OUT2)→OUT1

100kΩ resistor: OUT2→OUT1

Wall switch controlled CCT

Backend controlled CCT

MOS Switching Order Max.

Current Switch CCT and Dimming

400V/1A

Thyristor

MT7655

500V MOS 45mA ESOP8 CCT, high voltage,

linear constant current Wall switch controlled CCT LED2-> LED1 ->(LED1+LED2) MT7655N

Part No.

MT7302T1

Topology Package

MT7001 2.4V 2.8V ≤0.5A ≤2A ESOP8

Package Battery Over

Discharge Voltage Part No. Battery Over

Discharge Recovery Voltage Iin Iout

150℃

MT7001F 2.8V 3.15V ≤0.5A ≤2A 150℃ ESOP8

OTP

低PF>0.5 全程无频闪调光 Buck恒流系列

Low PF (>0.5), No Flicker across the Entire Dimming Range, Buck, Constant

Current LED Driver Series

MT972X

Smart dimming LED lighting applications,

such as Flood Light/Street Light/Indoor

Smart Lighting

Integrates 500V power MOS

Full range analog dimming without flicker

Supports 1% ~ 100% PWM dimming

Standby current: 100μA

No startup resistor and VCC capacitor required

TYPICAL APPLICATION CIRCUIT

LED output current accuracy: ±5%

Excellent line regulation and load regulation

OTR function

Available in SOP8 and DIP7 packages

FEATURES

APPLICATIONS

PRODUCT SELECTION

MT9721S 8.5Ω 500V 0.5 Full range analog dimming 15W SOP8

MT9722S 5Ω 500V 0.5 Full range analog dimming 24W SOP8

MT9722D 5Ω 500V 0.5 Full range analog dimming 36W DIP7

MT9723S 3Ω 500V 0.5 Full range analog dimming 50W SOP8

MT9723D 3Ω 500V 0.5 Full range analog dimming 60W DIP7

Max. Power

VIN=176V-265V

VOUT=72V

Part No. RDSON BVDSS PF Dimming Mode Package

FEATURES

Integrates power MOS and highvoltage

power supply circuit

Multi-mode PWM controller, no noise interference

Supports Buck and Buck-Boost topology

Default 12V output (FB pin floating）

Built in soft start

Integrates various protections with selfrecovery,

Short-circuit protection (SCP)

Over-current protection (OCP)

Over-temperature protection (OTP)

VCC over-voltage protection

Available in SOP8/DIP8 packages

APPLICATIONS

Power supply for small household appliances Smart home

TYPICAL APPLICATION CIRCUIT

PRODUCT SELECTION

VCC

DRN FB

CS

GND

MT882X

VCC

DRN FB

CS

GND

MT882X

SOP-8

SOP-8

Part No. MOS BVDSS STBpow VIN VOUT IOUT Package

MT8820S External 50mW 85~264 5~ 24V SOP-8

MT882xS 650V 50mW 85~264 5~ 24V

5~ 24V

≤2A

200~800mA

MT882xSL 500V 50mW 85~264 200~800mA

高性能离线式 PWM 控制器 MT882X High Performance Offline PWM Controller

Simple peripheral circuit and low BOM cost

6V~100V wide input voltage range, up to 1MHz switching frequency

Single pin for ON/OFF, analog dimming and PWM dimming

Supports 20kHz PWM dimming

High output current accuracy: ±3%

Designed with RCS open circuit protection and LED open-circuit protection, OTR, etc.

FEATURES

PRODUCT SELECTION

SOT89-5

SOT23-5

Part No. Dimming Mode Efficiency Max. Power Description Package

MT7200B PWM/ Analog 97% 8A 100V Buck LED Controller SOT23-6

MT7203 PWM/ Analog 97% 800mA 50V, 800mA Buck, Constant

Current LED Driver

40V, 1.2A Buck, Constant

Current LED Driver

60V, 1.2A Buck, Constant

Current LED Driver

60V, 1.5A Buck, Constant

Current LED Driver

MT7201C PWM/ Analog 97% 1A SOT89-5

MT7202 PWM/ Analog 97% 1.5A SOT89-5

MT7201C+ PWM/ Analog 97% 1A

Automotive lighting, emergency lighting and

other DC-DC LED lighting

APPLICATIONS TYPICAL APPLICATION CIRCUIT

100V耐压DC-DC恒流方案 MT7200B 100V Rating, DC-DC Constant Current LED Driver

HPF, low THD, PF>0.95, THD<5%, conform to IEC 61000-3-2 standard

Applicable for dimming applications, THD<6%@50% load, THD<20%@10% load

Low to 13µA standby current

No noise during startup/load switching

High internal reference voltage accuracy: ±2%

Good dynamic response, the output voltage is not susceptible to load transilience

±1A driving capability

Designed with various protections: OVP, SCP, OCP, OTP, VCC UVLO/clamp

FEATURES

PRODUCT SELECTION

MT9570 Boost CrM CV 300W 2% 27V 450kHz SOP-8

Model Topology Operating Mode Characteristic Max. Power CV Accuracy VDDmax Max. Freq Package

MT9570

COMP GATE

EN

CS

GND

FB

VCC ZCD

APPLICATIONS TYPICAL APPLICATION CIRCUIT

Power supply for high-power lamp/plant

lighting/street lamp

Power supply for constant voltage switch,

magnetic light, etc.

Power supply for more than 75W fast

charger, adapter, etc.

TV/monitor’s power, etc.

高PF 低THD BOOST恒压驱动芯片 MT9570 HPF, Low THD, Boost, Constant Voltage Controller

SEL pin supports color temperature and brightness dimming, and the switching sequence is programmable

Good switching consistency

Adjustable output current: 1mA~50mA;

Simple peripheral circuit, smaller size driving circuit, low BOM cost

Low PF color/temperature switching Low PF brigheness switching

FEATURES

TYPICAL APPLICATION CIRCUIT

APPLICATIONS

Low PF color temperature/brightness dimming downlight

PRODUCT SELECTION

45mA ESOP8 500V MOS High PF, CCT, high voltage,

linear constant current

If SEL pin is:

Floating：OUT2→OUT1→(OUT1+OUT2)

Shorted to GND：OUT2→(OUT1+OUT2)→OUT1

100kΩ resistor: OUT2→OUT1

Wall switch controlled CCT

MOS Switching Order Max.

Current Switch CCT and Dimming

MT7655

Part No. Topology Package

低PF线性开关调色温/调亮度方案 MT7655 Low PF, Linear Switch Color Temperature/brightness Dimming Solution

Radar/human infrared/light control bulb,

downlight

5mA~100mA output current

Integrates 5V/5mA power supply

Supports PWM dimming

Constant current accuracy: ±3%

Supports constant power applications

Simple peripheral circuit, low BOM cost

TYPICAL APPLICATION CIRCUIT

FEATURES

APPLICATIONS

NC

低PF线性开关调色温/调亮度方案 MT7653 Low PF, Linear Switch Color Temperature/brightness Dimming Solution

Max. Power

VIN=90V-132V or

VIN=200V-264V

Part No. BVDSS Features OTP Dimming Mode Topology Package

MT7653 500V Single-channel, linear 140℃ Designed with auxiliary

power supply, PWM dimming 10W ESOP8

PRODUCT SELECTION

Linear

LED bulb lamp, filament lamp,

down lamp, flood lamp, etc.

3-pin package, simple peripheral circuit, only one capacitor (0.1µF~1µF) is required

Capable of eliminating the low-frequency jitter generated at the pre-stage dimming

Pst<0.06 at 10% brightness (MT7641B/MT7642B)

Passed whole filament lamp ionization experiment test

Supports multiple chips parallel connection to increase output current

TYPICAL APPLICATION CIRCUIT

FEATURES

APPLICATIONS

PRODUCT SELECTION

VSS

DRN

CAP

MT7641

MT7641CR Current ripple remover Linear TRIAC/PWM/Analog 5V 80mA SOT23-3

MT7642CE Current ripple remover Linear TRIAC/PWM/Analog 5V

5V

160mA

160mA

ESOP8

MT7641BR

Current ripple remover

Current ripple remover Linear

Linear TRIAC/PWM/Analog

10V 80mA SOT23-3

MT7642BT Current ripple remover Linear

TRIAC/PWM/Analog

10V 160mA SOT89-3

SOT89-3

MT7642BE Current ripple remover Linear

TRIAC/PWM/Analog

10V 160mA ESOP8

MT7641DR Current ripple remover Linear

TRIAC/PWM/Analog

16V 60mA SOT23-3

MT7641ER Current ripple remover Linear

TRIAC/PWM/Analog

TRIAC/PWM/Analog 22V 60mA SOT23-3

MT7641FR Current ripple remover Linear TRIAC/PWM/Analog 26V 60mA SOT23-3

Part No. Application Max. Current Package Startup

Voltage

Dimming

Application

Operation

Mode

MT7642CT

无频闪 100Hz/120Hz纹波电流抑制系列 MT764X No Flicker, 100Hz/120Hz Ripple Remover

FEATURES

High precision current TRIAC dimmable constant current LED driver

No VCC capacitor and startup resistor, greatly reduces BOM cost and peripheral components

Dimming curve is compliant with NEMA SSL6

Wide range dimmer compatibility

Highly accurate constant current

APPLICATIONS TYPICAL APPLICATION CIRCUIT

LED bulb, LED tube, LED signal and landscape

lamp

General purpose constant current source

PRODUCT SELECTION

MT7755 4.5Ω 600V Y Y Y Y Y SOP8

RDSON Package

Max. Power

Topology

HV

Pa self-power rt No.

VIN=90V-132V

BVDSS TRIAC

Dimming

Without

VCC Capacitor

Open

Circuit

Protection

15W

OTP

Boost

无频闪 100Hz/120Hz纹波电流抑制系列 MT7755 North America TRIAC Dimmable Boost Constant Current LED Driver

Indoor smart lighting, high-bay lighting,

garden lighting, etc.

Supports PWM and analog dimming

Good LED current consistency in production batches

LED current accuracy: ±3%

Excellent line and load regulations: ±2%

1% dimming depth@220VAC input, 3%@85VAC~265VAC input

TYPICAL APPLICATION CIRCUIT

FEATURES

APPLICATIONS

PRODUCT SELECTION

MCU

DRV

CS

COMP GND

DSEN

VDD

PWM

CLPF

ZigBee /BLE /

2.4G

MT7860

Max. Power

RDSON BVDSS External VIN=176V-265V

VOUT=72V

MT7860 - - Y 0.9 PWM / Analog Y Y 100W SOP8

MT7864 2Ω 600V - 0.9 PWM / Analog Y Y 20W SOP8

MT7865 2Ω 600V - 0.9 PWM / Analog Y Y 36W DIP8

OVP OTP Package Dimming

Mode

PF

MOS

Part No.

高PF>0.9 全程模拟调光 Buck恒流系列 MT7860 PF>0.9, Full Range Analog Dimming, Buck, Constant Current LED Driver

PRODUCT SELECTION

Smart LED bulb, filament lamp and other applications

TYPICAL APPLICATION CIRCUIT

Meets EN IEC 61000-3-2: 2019 specification requirements

PF>0.7, no flicker, Pst LM<1, SVM<0.4

Full range flicker-free PWM-to-analog dimming

1% dimming depth

Simple peripheral circuit, no EMI issue, lowest cost solution for smart bulb and filament lamp

Ultra-low standby power consumption: MT7656H<10mW, MT7658H<20mW

FEATURES

APPLICATIONS

Max. Power

VIN=90V-132V or

VIN=200V-264V

MT7656H 500V Single-channel, linear

New ErP regulation compliant 140℃ PWM→analog dimming

No flicker across the entire dimming range 10W ESOP8

MT7658H 500V Dual-channel, linear

New ErP regulation compliant 140℃ PWM→analog dimming

No flicker across the entire dimming range 10W ESSOP10

Part No. BVDSS Features OTP Dimming Mode Package

新欧标 高压线性单/双通道 PWM信号无频闪调光系列

New ErP Regulation Compliant, HV, Linear, Single/Dual-channel,

No Flicker, PWM Dimming Solution

MT7656H/8H

FEATURES

Segmented linear constant - current LEDdriver

Turns on different segment LED strings automatically based on LED voltage drop

Each segment LED current can be flexibly setting with external sense resistor

High precision constant LED current (±3%)

Peak LED current: 60mA

Highest PFC is 0.99, THD is less than 15%

Over temperature protection

Lower output current gradually at high temperature

Built-in power MOSFET simplifies peripheral design

Available in ESOP8 package

LED fluorescent light, panel light

LED bulb light, decorative light

Other compact LED Lighting Product

APPLICATIONS TYPICAL APPLICATION CIRCUIT

CAP

VCC

D1

CS1

CS2

CS3

D3

D2

MT7605

GND

PRODUCT SELECTION

MT7605C 700V 150℃ Linear ESOP8

OTR

Threshold BVDSS

TRIAC

Dimming Part No.

10W@230VAC -

VIN=90V-132V or

VIN=200V-264V

Features Package

3-segment, linear, constant current,

PF>0.9, THD<25%

MT7605A 700V 150℃ Linear ESOP8 10W@230VAC - 3-segment, linear, constant current,

PF>0.9, THD<25%

- Topology

Max. Power

分段式线性恒流 LED 驱动 MT7605 Segmented, Linear Constant - Current LED Driver

FEATURES

Integrates input OVP, strong anti-surge capability, safer and more reliable

Powered by the internally high-voltage power supply circuit, without external VDD capacitor

Integrates digital integrator, no external COMP capacitor is needed, THD<15%

Adjustable moisture proof OVP levels, strong interference immunity

Good line and load regulation rates

Various protections with self-recovery

LED bulb, Spotlight

LED tube

Other LED lighting applications

APPLICATIONS TYPICAL APPLICATION CIRCUIT

PRODUCT SELECTION

Capacitor Capacitor

Individual

Harmonic

高PF、非隔离降压型LED恒流驱动方案 MT951XSF High PF, Non-isolated, Buck Constant Current LED Driver

Isolated constant current LED driver for

LED street lamps, spotlights, etc.

Integrates Input OVP & UVP

Input OVP and UVP helps to protect driver during poor supply conditions

Integrates digital integrator and THD compensation, no external COMP capacitor required,

THD<10%@85VAC~265VAC

Designed with high precision OTR to ensure system reliability

Innovative constant current control and line regulation to ensure the batch output current

precision below ±3%

TYPICAL APPLICATION CIRCUIT

FEATURES

APPLICATIONS

PRODUCT SELECTION

T

DSEN

VDD

GND

DRV

VS

ADJ

CS

MT7939

NC

Max. Power

RDSON BVDSS External VIN=90V-264V

MT7938 - - Y N N Y 100W SOT23-6

MT7937 - - Y Y Y Y 100W SOP8

MT7939 - - Y Y Y Y 100W SOP8

MT79395S 5Ω 650V - Y Y Y 12W SOP8

MT79395D 5Ω 650V - Y Y Y 15W DIP8

MT79398 2.4Ω 700V - Y Y Y 20W DIP8

MT79399 1.1Ω 650V - Y Y Y 40W DIP8

Input OVP Input UVP Package

MOS

Part No. SCP

高PF>0.9 低THD<10% 隔离Flyback恒流功率开关系列 MT7939 High PF (>0.9), Low THD (<10%), Isolated, Flyback, Constant Current Power Switch

No VCC capacitor and startup resistor

Supports high frequency switch operation, SMD inductor can be used

Critical Conduction Mode, insensitive to the inductance

Adjustable moisture-proof LED over voltage protection (OVP)

No flicker at low line voltage

OVP pin with enable/disable function to support color temperature switch and sensor light applications

Highly accurate constant LED current: ±5%

LED short circuit protection

Under-voltage lockout (UVLO) protection

Thermal regulation function

Available in SOP7, DIP7 and ESOP8 packages

FEATURES

LED bulb, LED tube, LED signal and landscape

lamp

LED candle light, LED corn light, etc

LED color temperature switch and sensor

light applications

General purpose constant current source

APPLICATIONS TYPICAL APPLICATION CIRCUIT

PRODUCT SELECTION

OTR Threshold Package Without

VCC

Capacitor

Part No. Topology

Open

Circuit

Protection VIN =176V-265V

VOUT=72V

Max. Current High Frequency

Operation BVDSS

MT771X 500V Y Y Y 120°C/140°C SOP7, DIP7,ESOP8

MT776X 500V Y Y Y 120°C/140°C EASOP6,SOP7

MT777X 500V Y Y Y 120°C/140°C ASOP7

Buck 140-650mA

Buck 120-350mA

Buck 120-200mA

高效率降压型 LED 恒流驱动芯片 MT771X High Efficiency Buck Constant Current LED Driver

FEATURES

Embedded with high voltage power supply circuit

Supports wide input voltage range

High power factor (PF>0.7)

Few external components, low BOM cost, supports all SMD design

LED current can be set by external resistor

Embedded with OTR function

Available in EASOP6 package

APPLICATIONS TYPICAL APPLICATION CIRCUIT

LED candle, filament lamp

LED Bulb, projection lamp

Other compact LED lightings

MT7608EH

GND

OTR

Threshold BVDSS

TRIAC

Dimming Part No. VIN=90V-132V or

VIN=200V-264V

Features Topology Package

Max. Power

MT7608EH 700V 150℃ - Linear EASOP6 9W

（85VAC～265VAC input applications）

Supports 85VAC~265VAC input,

linear, constant current

PRODUCT SELECTION

内置二极管全电压线性 LED 驱动 MT7608EH Wide Input Voltage Range Linear LED Driver

Supports 3 levels emergency brightness adjustment

Power-on self-diagnose for 150ms, then light up the emergency light function

Built-in Li-ion battery management system and protection circuit

4.2V over-charge protection

Supports up to 2A discharging current

Supports up to 500mA charging current

5μA ultra-low standby current

Features OTP function

Available in ESOP8 package

FEATURES

LED emergency lighting

APPLICATIONS TYPICAL APPLICATION CIRCUIT

PRODUCT SELECTION

NC

AC1 AC2

NC

MODE

BAT

GND

LED

PAD

GND

L

N

+ DRAIN GND CS

MT7001

MT7001 2.4V 2.8V ≤0.5A ≤2A ESOP8

Package Battery Over

Discharge Voltage Part No. Battery Over

Discharge Recovery Voltage Iin Iout

150℃

OTP

LED应急照明芯片 MT7001 LED emergency lighting IC

FEATURES

APPLICATIONS TYPICAL APPLICATION CIRCUIT

PRODUCT SELECTION

Supports 3 levels emergency brightness adjustment

Power-on self-diagnose for 150ms, then light up the emergency light function

Built-in Li-ion battery management system and protection circuit

4.2V over-charge protection

Supports up to 2A discharging current

Supports up to 500mA charging current

5μA ultra-low standby current

Features OTP function

Available in ESOP8 package

LED emergency lighting

LED+

LEDAC-N

AC-L

Comp

GND

VDD

DRAIN

DRAIN

CS

AC1 AC2

NC NC

MODE

BAT

GND

LED

PAD

MT7001F

Package Battery Over

Discharge Voltage Part No. Battery Over

Discharge Recovery Voltage Iin Iout

MT7001F 2.8V 3.15V ≤0.5A ≤2A 150℃ ESOP8

OTP

LED应急照明芯片 MT7001F LED emergency lighting IC

www.maxictech.com

美芯晟科技（北京）股份有限公司

Maxic Technology, Inc.

北京（总部）Beijing (Headquarter)

Tel： +86-010-62662828

Add： A10, Techart Plaza, No. 30 Xue Yuan Road, Haidian District, Beijing, China

E-mail： sales@maxictech.com

深圳 Shenzhen

Tel： +86-0755-83021778

Add： Room 2301, Building B, Xinghe WORLD, No.1, Yabao Road, Bantian Street, Longgang District, Shenzhen

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Tel： +91-120-4518844

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