StockTicker: 688141

2025 Q2

AutomotiveIC

JWJOULWATT

SELECTIONGUIDE

BMSAFEandProtector
Multi-phase Controllerand DrMOS
High CurrentBuck Converter and Controller HighVoltageBuckConverterand Controller HighCurrentBoostConverter
Buck-boostConverterandController
IsolatedDC/DcConverter
IEEE802.3PSEandPDIC
Efuse, Hotswap and ORing
High EfficiencyAC/DC Controller
More Analog Ics ..

JoulWatt Technology Co., Ltd.

COMPANY PROFILE

IWJOULWATT

JoulWatt Technology Co., Ltd.(Stock Ticker: 688141)wasfoundedinMarch2013,itisaMixed Signal &Power analog IC(Integrated Circuit) semiconductor company.The company adopts its own manufacturing process technology (BCD) for ourproducts.

The company has always been committed to providing high efficiency, high performance and high reliability power management, signal chain and other analogdevices,offeringcustomerswith one-stop shop for all their Analog semiconductor needs. The company consists a rich product portfolio，a broad range of applications，and rigorousinspectionandtestingforqualitycontrol. examplesofJoulWattproductsincludingDc/DC AC/DC, linear power, battery management, signal chainandotherproductcategories;Therelated applicationscovermanyfieldssuchasautomotive electronics, computing and communication, industrial applications, renewable energy. consumerelectronics,etc.

High performance analog and mixed digital-analog chip

Cutting-edge BCD Process Advanced IC and Package Design High Efficiency Power Structure

DIRECTORY

Switching DC/DC Power Supply

Step-down Converter 3
Step-up Converter 7
Buck-Boost 7
Controller 8
Isolated DC/DC 8
Power Module 8
LNB Power Supply 8
DC Input Lighting Product 9
Display 9
PMU 9

VcorePower 10

Multi-phase Controller 12
DrMOS 12

AC/DC Power Supply 13

AC/DC Synchronous Rectifier 14
AC/DC Flyback PWM IC 14
AC/DC Half Bridge IC 15
AC/DC Special IC 15
PFC Controller 16
Offline Buck Regulator 16

BMS 18

BMS Special IC 25
Battery Protection 25
Analog Front-End 25
Charger 26

Linear Power Supply 27

Load Switch and USB Switch 28
EFuse and Hotswap 28
ORing and ldeal Diode 28
Reset 29
LDO 29
Multi-channel LDO 30
PoE-PSE 30
PoE-PD 30
USB Charging Controller 31

H-Bridge 32

jateDriverICs 34

Analog ICs 36

General-Purpose Operational Amplifier 37
Precision Operational Amplifier 37
Instrumentation Amplifier 37
Comparators 37
Current-Sensing Amplifier 37
Digital Current-Sensing 37
inalog Switch 37
Reference 38
High Precision △-ZADC 38
High Precision SAR ADC 38

lock Buffer 38

AutomotiveProducts(AEC-Q100) 39

AutomotiveBuckConverter 43
Automotive Buck Controller 43
Automotive Boost Converter 43
Automotive Boost Controller 43
AutomotiveBuck-boostController 43
Automotive Power Module 44
Automotive DrMOS 44
Automotive LED Backlight Driver 44
Automotive Load Switch and USB Switch 44
Automotive High Side Power Switch 44
AutomotiveLED LinearSolution 44
Automotive LDO 44
Automotive Gate Driver 45
Automotive Comparators 45
Automotive Current-Sensing Amplifier 45

LED Lighting 46

Non-isolated Switching Regulator 47
Isolated Switching Regulator 49
Linear Solution 49
Dimmable Solution 50
DC Input Lighting Product 51
Ripple Remover 51
Electric Shock Protection IC 52
AC/DC Special IC 52

Product lndex

Switching DC/DC Power Supply

JoulWattprovidesaseriesofisolatedornon-isolated DC/DC power supply products, including step-down, step-up, buck-boost, and flyback regulators, etc.

JW5523

Synchronous Step-up Boost Converter with Output Disconnect

Key Features

·Minimum Start-up Input Voltage ·1.2V to 5.0V Input Voltage Range ·2.5V to 5.5V Output Voltage Range ·Support 5V/3.5A Output from 2.8V Input ·Up to 9A Switch Peak Current Limit ·640kHz Pseudo-Constant Frequency Switching ·Low Quiescent Current: <27\upmu\up A ·High Efficiency over Full Load Range ·True Output Disconnectionfrom Input Thermashtdown ndOutputShor ·Package:UDFN2x2-7

Application Fields

·BatteryPowered Systems
· Power Banks, Juice Packs, Battery Back-Up
·ElectronicCigarettes
·Consumer ElectronicAccessories
·USBPowerSupplies

JWM9215AEC 2V/15A Sync. Step-Down Converter Module

Key Features

·2.7V to 16V operating input range with external
3.3VVCC bias
·4V to 16V operating input range with internal bias orexternal3.3VVcCbias
·15A output current
·Differential output voltage remote sense
·Programmable accurate current limit level
. ±1% reference voltage over \angle40°\mathsf{C} to +125°\mathsf C junction
temperaturerange
·FCCM operation mode
·Power good indicator
·Programmable soft-starttime
·Selectable switching frequency from 7ookHz, 800kHz,and1000kHz

·Output discharge function ·Non-latch OCP, UVP, OVP, UVLO ·Thermal protection

· Telecom and Networking Systems Server,
· Cloud-Computing, Storage
·Base Stations
· General Purpose Point-of-Load

Application Fields

Benefits

· Small size
·High Efficiency
·Good thermal performance

Step-downConverterVInMax<10v

Step-downConverterVinMax>10v

Step-downConverterVinMax>10v

Step-downConverterVinMax>10v

PowerModule

Automotive--LEDBacklightDriver

Vcore Power

JoulWatthascompleteVcorePowersolutions including Multi-phase controller and Power Stage thatcanprovidehighcurrenttovariousxPU.

JWH6377

Dual-Loop, Multi-Phase Controller with PMBus Interface

Key Features

Application Fields

·Up to 12-phase, Dual-output Controller
·PMBus/I2C and Compliant
·Built-In NVM to Store Custom Configurations
·Compatible with DrMOS by Multiple Vendors
·Programmable Loop Compensation
·Flexible Phase Assignment for Dual Rails
·Phase-to-phase Active Current Balancing with Configurable Offset for Thermal Balance
·VinUVLO/OVP,VoutUVP/OVP/OCP,OTPwith Options of No Action, Latch, Retry or Hiccup
·PMBus System Interface for Telemetry of Voltage, Current, Power, Temperature and Fault Conditions

· Telecom and Networking Systems · XPU core power supply

Benefits

·Fast Transient Response · Configurable Load Line with High Precision · Multiple Telemetry and Reporting Mechanism ·Flexible Phase Assignment for Dual Rails · Fault Automatic recording to the NVM

AC/DC Power Supply

JoulWatt offers rich high-performance products to solve the controlofmulti-typetopologiesontheprimarysideandmeet the requirements of synchronous rectification on the secondary side.Fromtraditional siliconpower control solutions to corresponding solutions for third-generation semiconductors,JoulWatthelpsengineerstodeveloppower supply products with high efficiency, high power density and high performance.

WJOULWATT|1 4

AC/DCFlybackPWMIC

AC/DCSpecialIC

Offline Linear Regulator

Battery Management System

JoulWatt offers highly integrated, high-precision, and full-featured battery management products including charger ICs, battery protectors,battery monitor. JoulWatt assists engineers in completing peripheral simplification, safety, and reliability design solutionsinashortperiodoftime.

JW3360/JW3362 Protector for 1-Cell Battery Pack

Key Features

·Over Voltage ProtectionAccuracy@±15mV
·Under Voltage Protection Accuracy @23000
·Charge/Discharge Over-current Protection
Accuracy@±1mv
·2nd Discharge Over-current Protection
Accuracy @±2m v
·Load Short-circuit Protection Accuracy@±4mV ·Low Current Consumption :T A=25°C
Normal Mode: 3.0\upmuA Max.Power-down Mode: 50nA Max. Over-discharge Mode: 0.5\upmu\mathsf{A} Max.
·Package:X2DFN1.57\*1.9-6L/X2DFN1.2\*1.2-6

Benefits

·Current detection resistor:0.5 mQ@Min

JW3365 1cell Protector with CTL Pin

Key Features

·CTL Pin: Control Pin for Under Voltage 1/Under Voltag 2/Power-down mode
·Over Voltage Protection Accuracy@±15mV;
·Under Voltage Protection Accuracy@±40mV;
·Charge/Discharge Over-current Protection
·Accuracy@±1mV;
. 2^{\mathsf{n d}} Discharge Over-current Protection
·Accuracy @±2m v
·Load Short-circuit Protection Accuracy@±4mV; ·Low Current Consumption (T_{\mathsf{A}}=25°\mathsf{C})
Normal Mode: 3.4\upmu\up A@\mathsf{M a x}_{i}.
Power-down Mode: 50nA@Max;
·Package :X2DFN1.57\*1.9-6L (with Exposed Pad)

Benefits

· CTL pin

JW3363

1 cell Protector with High-side NMOS Driver

Key Features

·High Side NFET Driver with a Built-in Charge Pump ·CTL Pin: Control Pin for Under Voltage 1/Under Volta! 2/Power-downmode
·Over Voltage Protection Accuracy @{±}15\mathsf{m V} ·
·Under VoltageProtection Accuracy@±40mV;
·Charge/Discharge Over-current Protection
·Accuracy@±1mV;
. 2^{\mathsf{n d}} Discharge Over-current Protection
·Accuracy @=2m v
·Load Short-circuit Protection Accuracy @24m V ·Low Current Consumption (T_{\mathsf{A}}{=}25°\mathsf{C}
Normal Mode: 9.0\upmu\mathsf{A@M a x};
Power-down Mode: 100nA@Max;

·Package :WLCSP-8

Benefits

·High Side NFET Driver; · CTL pin

JW3421 ECC Anti-Fake IC

Key Features

·256 bits Elliptic Curve Cryptography (ECC) Engine
·Private Digital Certificate
·Host Challenge by Software(H \cos t\rightarrow\mathsf{S l}( ave)
·SecurityLibraryConceptforeasyhostside
integration
·96 bits Unique Chip Identification number
·160 bytesprotected Secure NvM read-onlyspace
·304 bytes lock protects User NvM memory
·Self-adaption1-WireInterface
·Package:TSNP-6-9

Benefits

·Large User Space: 304 byte ·Security Algorithms:ECC 256

JW3412

2nd Protector for 2-4 Cells Battery Pack

Key Features

·Over Voltage Protection Accuracy@±15mV ·CO Output Mode: CMOS Active High
·Timer Reset Delay Time
·Output Control Function via CTL Pin
·Input Voltage is High to 28V
·Low Current Consumption \mathsf{T A}=25°{\mathsf C}
Normal Mode: 2\upmu\up A Max.
·Package :UDFN1.97\*2.46-8

Benefits

· Compatible with Major Gauge IC

JW3345 4/5 cell Protector

Key Features

·Wide range of operation voltage 4Vto 25V
· Monitor 4\~5 series battery pack trim option
High-accuracy voltage detection for each cell
·High-accuracy battery temperature detection with
programmable protection thresholds
·Discharge over-current detection in 3-step
·Open Wire Detection
·Charging Permission (CP) Condition Check
·Package: SOP16
·Low current consumption Full power mode:12 (Typ.), 17\upmu\up A (Max.) Sleep mode: 4\upmu\mathsf{A} (Typ.), 6\upmu\mathsf{A} (Max.)
· Discharge overcurrent detection delay time is programmable by external capacitor

JW3319

Protector for 6/7Cells Battery Pack

Key Features

·Over Voltage ProtectionAccuracy@±15mV ·Under Voltage Protection Accuracy@±20mV ·BatteryUnder/Over-temperatureProtection ·Charge/Discharge Over-current Protection ·Open Wire Detection
·Passive Balancing Function
·Charging Permission (CP) Condition Check ·Low current consumption
Normal Mode: 25\upmu\up A Max. Sleep mode: 5\upmu\mathsf{A} Max. ·Package:TSSOP24

Benefits

· High precision voltage and current detection
· Passive balancing function
·PWMcontrol MOSFET

JW3370 Monitor for 4-10 Cells Battery Pack

Key Features

·JW33708Especiallyfor4-8CellsBatteryPack ·14-BIT △E ADC samples battery voltage and
temperature
·16-BIT △Z ADC senses charge/discharge current. ·Support passive cell balance
·Reliable SPl communication and support cascade ·Comprehensive protection
·3.3V-80mA LDO output for external MCU
·Open wire connection detection
Low current consumption
Sleep state: 20\upmu\up A Max. Ship state: 5\upmu\mathsf{A} Max.
·Package:TSSOP38

Benefits

·OneDieProcess.Cascadable

JW3323A

Protector and Monitor IC for 6-13 Cells Battery Pack

Key Features

Application Fields

·Voltage Sampling Accuracy @=5m v Typ.
·Under/Over Voltage Protection Accuracy@±15mV ·Charge/Discharge Over-current Protection ·BatteryUnder/Over-temperature Protection ·Passive Balance Function
·l2C Communication and Standalone
·Open Wire Detection
·Low Current Consumption ( .T A=25°C)

Normal Mode: 35\upmu\up A Max. Sleep Mode: 4\upmu\mathsf{A} Max ·Package: TSSOP30

Benefits

· OTP for avoiding inactive stock

JW3647

WLCSP-36, I2C Controlled Single Cell Dual Phase Switched Capacitor Charger

Key Features

·Two Operation Mode: Switched-cap Mode、 Bypass Mode
·Fast Response Time ( (<200\mathsf{n s}) )of AC Over-voltage
ProtectiontoTurn OfftheExternal MOSFET
·lntegrated Dual Phase Switched Capacitor
Converter with Low On Resistance
·Charge current up to 8A, efficiency up to
98.4%@1.4A&200k
·Multiple Protections:VBUS_OVP、VAC_OVP、
VBAT_OVP、VOUT_OVP、IBUS_OCP、IBAT_OCP、
TDIE_OTP
·Multiple Charge Protections: VBUS_IN_RANGE、
VDROP_OVP、VBAT/IBAT_REGULATION、VOUT_S CP、IBUS_RCP、IBUS_UCP
·Protocol:UFCS

Application Fields

·Smart-phone ·Tablet PC

Benefits

· Ultra-high Efficiency ·High Accuracy 12-bit ADC

Efficiency Curve:Cfly \mathbf{\tau}=\mathbf{\tau} 3\*22uF,VBAT=4.2V

Linear Power Supply

JoulWatt has a comprehensive range of power switch products, including load switches used to control timing and slow start,USB current limit switches applied to USB ports, electronic fuses with powerful protection functions widely used in industry, hot-swap controllers,ORing and ideal diode controllersthatcanbeflexibly applied and configured. Whether it is an input of 1V to 150V or an output of \mathsf{100m A} to hundreds A, we can provide you with power switch products that meet system requirements.

H-Bridge

JoulWatt half-bridge drivers integrate a high-side and low-side driver and reduce switching losses, handle noisy environments and improve system efficiency.

IW JOULWATT

Gate Driver

JoulWatt gate drivers are used to drive power switching devices such as MOSFETs, IGBTs, SiCFETs, and GaNFETs. The product range includes low-side drivers,half-bridge drivers, and isolated drivers. Choosing the right driving solution helps you easily design efficient, reliable, and lightweight power electronic systems.

JW JOULWATT

Analog ICs

JoulWatt's analog signal-chain products cover amplifiers, data converters,clock devices and signal detection devices,etc.The features of wide bandwidth,high precision, and low noise make the productsadaptabletoawiderangeofapplicationscenarios.

General-PurposeOperational Amplifier

PrecisionOperational Amplifier

InstrumentationAmplifier

Comparators

Current-Sensing Amplifier

Digital Current-Sensing

AnalogSwitch