DW01A+G SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BR LCSC Part Number: C3020699 JLCPCB Part Class: Extended Part Manufactured by FORTUNE(富晶) Fortune DW01x single-cell lithium-ion/lithium-polymer battery protection IC, designed to protect battery packs from overcharge, overdischarge, overcurrent and charger overvoltage conditions. Features ultra-low 3µA quiescent current, 0.1µA power-down current, accurate ±50mV overcharge detection voltage, selectable 0V battery charging and power-down functions, load detection during overcharge mode, two overcurrent protection levels, internal delay timing, and compact SOT-23-6 green package for small battery protection circuits. Search Keywords: DW01x, DW01, Fortune DW01, DW01 battery protection IC, lithium battery protection IC, Li-ion battery protection IC, Li-polymer battery protection IC, single cell battery protection, 1S battery protection IC, overcharge protection IC, overdischarge protection IC, overcurrent protection IC, SOT-23-6 battery protection IC, DW01A replacement, DW01 datasheet Hashtags: #DW01x #DW01 #FortuneDW01 #BatteryProtectionIC #LiIonProtectionIC #LiPolymerProtectionIC #SingleCellProtection #1SBatteryProtection #OverchargeProtection #OverdischargeProtection #OvercurrentProtection #SOT236

Isolated Module DC DC Converter 1 Output 5V 200mA 4.5V - 5.5V Input The TPS259531DSGR is an integrated eFuse and power protection device manufactured by Texas Instruments. This device is designed to provide advanced protection and power management for low-voltage DC power rails in embedded and industrial electronic systems. It integrates multiple protection features including overcurrent protection, overvoltage protection, inrush current control, thermal shutdown, and short-circuit protection within a compact surface-mount package. The device is optimized for hot-swap applications, USB power distribution, industrial control systems, communication equipment, and power sequencing architectures. Its programmable protection thresholds and controlled startup behavior help improve system reliability while protecting sensitive downstream circuitry from abnormal operating conditions. The TPS259531DSGR is commonly used in power distribution networks requiring intelligent fault management and robust circuit protection. Engineering Specification Device Type Integrated eFuse and power protection IC Protection Functions Overcurrent protection Short-circuit protection Overvoltage protection Thermal shutdown Inrush current control Fault monitoring Input Voltage Characteristics Designed for low-voltage DC power rail protection applications Current Management Programmable current limiting and controlled load startup Power Switching Technology Integrated low-resistance MOSFET switching element Fault Handling Automatic fault response and protection isolation Startup Characteristics Adjustable soft-start and inrush current limiting capability Thermal Characteristics Integrated thermal protection with shutdown functionality Package Type WSON surface-mount package Mounting Style Surface mount technology System Integration Features Hot-swap support and power sequencing compatibility Applications USB power distribution Industrial automation Embedded systems Hot-swap systems Communication equipment Power rail protection Server and storage systems Portable electronics Power management architectures Manufacturer Texas Instruments #commonpartslibrary #efuse #powerprotection #powermanagement #texasinstruments #hotswapcontroller #circuitprotection #embeddedhardware #powerelectronics #powersupply #industrialelectronics #surfaceountcomponents #electronicsdesign #powerdistribution #faultprotection

Overcharge, overcurrent and overdischarge protection IC for single cell lithium-ion/polymer battery battery protection li-ion lipo overcurrent overdischarge overcharge SOT?23*

Overvoltage, Overcurrent & Over Temperature protection IC in tiny 2x2mm DFN package. - OVP adjustable 4V–12V - Default OVP 6.1A - OCP adjustable 0.17A–2A - On resistance ∼120mΩ Enable & Fault pin

BQ29209DRBR – Integrated 2-cell Li-ion/Li-polymer battery protection and management IC. Provides overvoltage, undervoltage, and overcurrent protection for each cell while incorporating automatic cell balancing to maintain uniform charge levels. Designed for compact 2S battery pack applications, it ensures safe and reliable operation in portable electronics, battery-powered devices, and custom BMS circuits. Ideal for extending battery life, preventing overcharge or deep discharge, and supporting high-efficiency energy management. #2SLiIonBMS #BatteryProtectionIC #CellBalancing #OvervoltageProtection #UndervoltageProtection #OvercurrentProtection #PortableElectronics #BMSDesign

The DW01A is a compact single-cell lithium-ion/lithium-polymer battery protection IC designed to safeguard rechargeable batteries from unsafe operating conditions such as overcharge, overdischarge, overcurrent, and short circuits. It is widely used in battery packs, power banks, TP4056 charging modules, portable electronics, and IoT devices because of its low power consumption and minimal external component requirements. Key Features Single-cell Li-ion/Li-Po battery protection Overcharge protection (typically 4.3V) Overdischarge protection (typically 2.4V) Overcurrent and short-circuit protection Ultra-low quiescent current (~3µA typical) Very low standby/discharge current Drives external dual MOSFETs for charge/discharge control Internal delay timers for noise immunity No external timing capacitors required Compact SOT-23-6 package Wide operating voltage range Automatic recovery after fault removal Typical Applications 18650 battery protection boards Power banks Bluetooth devices Wearables Portable consumer electronics DIY battery-powered projects TP4056 charging modules with protection circuitry #CommonPartsLibrary #IntegratedCircuit #PowerManagement

Linear Voltage Regulator IC Positive Fixed 1 Output 1A SOT-223-3 General Description The AP2114H-3.3TRG1 is a low dropout linear voltage regulator designed to provide a stable fixed output voltage for low-noise and power-sensitive electronic applications. The device is optimized for high current capability, low quiescent current operation, and reliable thermal performance. It is suitable for portable electronics, embedded systems, communication equipment, consumer devices, and industrial control applications where stable power regulation is required. The regulator incorporates internal protection functions including over-current protection and thermal shutdown to improve operational reliability and system safety. The component is supplied in a surface-mount SOT-223 package suitable for automated PCB assembly processes. Device Type Low Dropout Linear Voltage Regulator with Enable Function Output Configuration Positive Fixed Output Nominal Output Voltage 3.3 V Maximum Output Current 1 A minimum continuous load current capability Input Voltage Range Operates from low-voltage DC input supplies up to 6 V maximum Dropout Voltage Low dropout operation suitable for battery-powered and low-headroom applications Output Accuracy High precision regulated output voltage with tight tolerance characteristics Quiescent Current Low standby current for power-efficient system operation Power Supply Rejection High ripple rejection performance for low-noise output regulation Protection Features Integrated over-current protection Thermal shutdown protection Short-circuit protection Operating Temperature Range Suitable for industrial temperature operating conditions from negative forty degrees Celsius to positive eighty-five degrees Celsius Package Information Surface-mount SOT-223 package Mounting Method Surface Mount Technology Applications LCD monitors LCD televisions Set-top boxes Portable electronics Embedded controllers Industrial electronic systems Low-noise power supply applications #CommonPartsLibrary #IntegratedCircuit #PowerManagement

Buck Switching Regulator IC Positive, Isolation Capable Adjustable 0.596V 1 Output 3A SOT-563, SOT-666 The TPS543021DRLR is a compact, integrated power regulator that converts a wide input voltage (typically from batteries or power rails) into a regulated lower output voltage with high efficiency. It includes internal power switches and control circuitry, simplifying power supply design and reducing external component count. Key Features Topology: Synchronous buck converter Input Voltage Range: ~4.5 V to 28 V Output Voltage: Adjustable (via external resistors) Output Current: Up to 3 A continuous Switching Frequency: ~500 kHz (fixed) Efficiency: High efficiency (up to ~90%+) Quiescent Current: Low, suitable for power-sensitive designs Protection Features: Overcurrent protection (OCP) Thermal shutdown Undervoltage lockout (UVLO) Package & Physical Info Package Type: SOT-563 / VSON (compact, no-lead package) Mounting: Surface Mount (SMT) Packaging: Tape & reel (DRLR suffix) #CommonPartsLibrary #IntegratedCircuit #PowerManagement #Voltage-regulator #Switching-regulator

Buck Switching Regulator IC Positive Adjustable 0.768V 1 Output 2A SOT-23-6 Thin, TSOT-23-6 TPS562201DDCT is a synchronous step-down DC-DC buck converter from Texas Instruments designed for compact and high-efficiency power management applications. The device integrates high-side and low-side MOSFETs to provide efficient voltage conversion with reduced external component requirements, making it suitable for embedded systems, consumer electronics, industrial control modules, and battery-powered devices. This regulator supports wide input voltage operation and delivers stable output regulation with fast transient response and low standby current. Its fixed-frequency switching architecture helps simplify EMI filtering and power supply design while maintaining high conversion efficiency across varying load conditions. The integrated protection features include thermal shutdown, overcurrent protection, undervoltage lockout, and soft-start functionality to enhance overall system reliability. The TPS562201DDCT is packaged in a compact surface-mount form factor optimized for space-constrained PCB layouts and supports the use of ceramic capacitors for low-noise and stable operation. It is widely used in distributed power systems, IoT hardware, communication equipment, and portable embedded electronics requiring reliable low-voltage power rails. #commonpartslibrary #powermanagement #buckconverter #dcdcconverter #texasinstruments #powersupply #embeddedhardware #lowpowerdesign #industrialelectronics #portableelectronics

Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-23-5 The TLV75533PDBVR is a low-dropout (LDO) linear voltage regulator designed to provide a stable 3.3 V output from a higher input voltage source. It features ultra-low quiescent current and high power-supply rejection ratio (PSRR), making it ideal for battery-powered and noise-sensitive applications such as IoT devices, portable electronics, and RF circuits. The device is optimized for fast transient response and stable operation with small ceramic output capacitors. Key Features Fixed output voltage: 3.3 V Low dropout voltage (typ. ~200 mV at full load) Ultra-low quiescent current (typ. 25 µA) High PSRR for noise-sensitive applications Stable with small ceramic capacitors (≥1 µF) Thermal shutdown and overcurrent protection Available in compact SOT-23-5 package (DBV) Absolute Maximum Ratings Input voltage: –0.3 V to 6.5 V Output voltage: –0.3 V to (VIN + 0.3 V) Operating junction temperature: –40°C to +125°C Storage temperature range: –65°C to +150°C Recommended Operating Conditions Input voltage range: 1.45 V to 5.5 V Output voltage: 3.3 V (fixed) Output current: up to 500 mA Operating temperature range: –40°C to +125°C Electrical Characteristics (Typical unless otherwise noted) Output voltage accuracy: ±1% Dropout voltage: ~200 mV @ 500 mA Quiescent current: ~25 µA PSRR: up to 70 dB (at 1 kHz) Line regulation: <0.05%/V Load regulation: <0.5% Pin Configuration (SOT-23-5) Pin 1: IN – Input voltage Pin 2: GND – Ground Pin 3: EN – Enable (active high) Pin 4: NC – No connect Pin 5: OUT – Regulated output Typical Application Power management for microcontrollers and sensors Battery-powered portable devices RF and analog circuits requiring low noise supply IoT and wearable electronics Protection Features Thermal shutdown protection Overcurrent protection Undervoltage lockout (UVLO) #commonpartsLibrary #integratedcircuit #powermanagement #voltageregulator

Buck Switching Regulator IC Positive Fixed 5V 1 Output 3A 16-VFQFN Exposed Pad TPS62133RGTT is a synchronous step-down DC-DC buck converter from Texas Instruments designed for high-efficiency power regulation in compact embedded and battery-powered applications. It integrates high-side and low-side MOSFETs and operates with a fixed switching frequency optimized for low EMI and minimal external component count. The device supports wide input voltage operation and delivers stable regulated output voltage with excellent transient response and high conversion efficiency across varying load conditions. This regulator is commonly used in portable electronics, industrial controllers, wireless communication modules, sensor systems, and low-power embedded designs where compact PCB footprint and efficient power conversion are critical. The integrated soft-start, thermal shutdown, overcurrent protection, and power-good monitoring features improve system reliability and simplify power supply implementation. The TPS62133RGTT is housed in a compact QFN package suitable for space-constrained designs and supports operation with ceramic input and output capacitors for improved stability and reduced BOM size. #commonpartslibrary #powermanagement #buckconverter #dcdcconverter #texasinstruments #powersupply #embeddedhardware #lowpowerdesign #industrialelectronics #portableelectronics

Charger IC Multi-Chemistry 36-VQFN (5x6) The BQ25750RRVR is a highly integrated switch-mode battery charge controller and power-path management device designed for single-cell to multi-cell lithium-ion and lithium-polymer battery-powered systems. The device supports bidirectional power conversion, enabling both battery charging and system power delivery through USB Type-C and other DC power sources. It integrates high-efficiency buck-boost charging architecture to maintain optimal charging performance across a wide input voltage range. The device is intended for portable electronics, industrial handheld equipment, USB Power Delivery applications, embedded systems, and battery-powered computing platforms requiring advanced power management and flexible charging capability. Integrated power-path management allows simultaneous system operation and battery charging while maintaining battery protection and system stability. The BQ25750RRVR supports programmable charging parameters through an I2C interface, including charge voltage, charge current, input current limit, and system power regulation. The device includes comprehensive protection functions such as overvoltage protection, overcurrent protection, thermal regulation, battery temperature monitoring, and fault reporting. High switching frequency operation enables reduced external component size and compact PCB implementation. Features Integrated synchronous buck-boost battery charger Supports USB Power Delivery and wide DC input sources Bidirectional power conversion capability I2C programmable charging and system parameters Integrated power-path management High-efficiency charging operation Supports multi-cell lithium-ion and lithium-polymer batteries Programmable input current and charge current limits Dynamic power management and system voltage regulation Integrated ADC monitoring for voltage, current, and temperature Battery supplement mode during adapter removal OTG boost mode support Thermal regulation and thermal shutdown protection Input overvoltage and overcurrent protection Battery overvoltage protection Safety timer and watchdog timer support NTC thermistor interface for battery temperature monitoring Interrupt and fault status reporting Compact WQFN package suitable for space-constrained designs Electrical Characteristics Wide input operating voltage range Programmable battery charge voltage High charge current capability Integrated low RDS(on) MOSFET drivers High switching frequency operation High conversion efficiency across operating range Low standby and shutdown current consumption Accurate input and charge current regulation Integrated analog-to-digital converter telemetry Interface and Control I2C serial communication interface Programmable charging profiles Configurable protection thresholds Status and interrupt reporting ADC telemetry reporting Enable and control pins for system integration Protection Features Input overvoltage protection Input overcurrent protection Battery overvoltage protection Thermal shutdown protection Thermal regulation control Short-circuit protection Watchdog timer protection Safety charging timer Battery temperature qualification support Package Information Package Type: WQFN Package Suffix: RRV Compact thermally enhanced package Surface-mount device Suitable for automated PCB assembly processes Applications USB Type-C charging systems Portable computers and tablets Industrial handheld devices Power banks and battery packs Embedded battery-powered systems Portable instrumentation Consumer electronics Smart battery charging platforms #commonpartslibrary #integratedcircuit #powermanagement #batterycharger

Buck Switching Regulator IC Positive Adjustable 0.6V Output 2A SC-74A, SOT-753 The Texas Instruments TLV62569DBVR is a high-efficiency synchronous step-down (buck) DC-DC converter designed for compact and low-power applications. It converts a higher DC input voltage down to a lower, regulated output voltage with high efficiency and small external component size. It is commonly used in portable electronics, embedded systems, routers, set-top boxes, and battery-powered devices where efficient power conversion and small footprint are important. 🔧 Key Features Input voltage range: 2.5 V to 5.5 V Output current capability: up to 2 A Adjustable output voltage: 0.6 V to VIN (via external resistors) High efficiency: up to ~95% Switching frequency: ~1.5 MHz (allows small inductors/capacitors) Synchronous rectification: improves efficiency by reducing losses Power Save Mode (PSM): boosts efficiency at light load Low quiescent current: ~35 µA typical 100% duty cycle support: low dropout operation 🛡️ Protection & Safety Features Overcurrent protection (OCP) Thermal shutdown protection Internal soft-start (reduces inrush current at startup) Power Good (PG) indicator for system monitoring 📦 Package SOT-23-5 (DBVR) Very small footprint for space-constrained PCB designs ⚙️ Typical Applications Point-of-load (POL) power supplies Wireless routers and networking devices Set-top boxes Battery-powered and portable systems Embedded controllers and IoT devices

Dual-channel H-bridge motor driver The DRV8833PWR is a dual H-bridge motor driver IC from Texas Instruments designed for driving small DC motors, stepper motors, solenoids, and other inductive loads in low-voltage battery-powered systems. It integrates two full H-bridge outputs that allow independent or combined control of two motors or one bipolar stepper motor. It is commonly used in robotics, toys, printers, and embedded motion-control applications due to its compact size and built-in protection features. Key Features Dual H-Bridge Motor Driver Drives 2 DC motors independently or 1 bipolar stepper motor Wide Supply Voltage Range Operates from 2.7 V to 10.8 V motor supply (VM) Output Current Capability Up to 2 A peak per H-bridge (package-dependent RMS limits apply) Supports parallel operation for higher current drive Low On-Resistance MOSFET Output Stage Reduces power loss and improves efficiency in battery-powered designs PWM Current Regulation Built-in current limiting and chopping control for better motor performance Multiple Control Modes Forward, reverse, brake, and coast control via simple logic inputs Protection Features Overcurrent protection Short-circuit protection Undervoltage lockout (UVLO) Thermal shutdown Low-Power Sleep Mode Reduces standby current for battery applications Compact Package 16-pin TSSOP (PW package), optimized for space-constrained PCB designs #CommonPartsLibrary #IntegratedCircuit #PowerManagement

Buck-Boost Switching Regulator IC Positive Programmable 0.8V 1 Output 8A 21-PowerVFQFN The TPS552892RYQR is a highly integrated synchronous buck-boost DC-DC converter designed for applications requiring regulated output voltage operation from input sources that may be above, below, or equal to the target output voltage. The device supports seamless transition between buck, boost, and buck-boost operating modes, enabling stable power delivery across wide input voltage ranges typically encountered in battery-powered and portable electronic systems. The converter integrates low-resistance power MOSFETs, control circuitry, compensation functions, and protection features within a compact package to minimize external component count and simplify power supply design. It is optimized for high efficiency operation over varying load conditions while maintaining low quiescent current and fast transient response. The device supports programmable output voltage configuration and offers flexible control interfaces suitable for embedded processors, industrial controllers, portable instrumentation, communication systems, consumer electronics, and USB-powered applications. Internal soft-start and current limiting mechanisms improve startup reliability and protect both the converter and downstream circuitry during fault conditions. The TPS552892RYQR includes comprehensive protection functions including overcurrent protection, thermal shutdown, undervoltage lockout, output overvoltage protection, and short-circuit protection. The converter architecture is designed to support compact PCB layouts while maintaining stable operation and low electromagnetic interference characteristics. The device is supplied in a compact surface-mount package intended for automated assembly and high-density power management designs where board space, efficiency, and thermal performance are critical considerations. Engineering Specification Device Type Synchronous buck-boost DC-DC switching regulator. Input Characteristics Supports wide input voltage operation for battery, adapter, and distributed power rail applications. Capable of operating with input voltages above or below the regulated output voltage while maintaining continuous regulation. Output Characteristics Provides programmable regulated output voltage with high conversion efficiency and fast transient response. Supports operation across varying load conditions with stable output regulation. Switching Architecture Integrated synchronous switching topology with automatic transition between buck, boost, and buck-boost operating modes. Internal MOSFET integration reduces external component requirements and improves efficiency. Efficiency Performance Optimized for high power conversion efficiency across broad operating conditions using low-resistance internal switching elements and advanced control techniques. Control Features Incorporates internal compensation, soft-start control, enable functionality, and programmable operating parameters suitable for embedded power management systems. Protection Features Includes overcurrent protection, short-circuit protection, thermal shutdown, undervoltage lockout, and output overvoltage protection to improve system reliability and fault tolerance. Thermal Characteristics Designed for efficient thermal dissipation in compact PCB layouts with exposed-pad package construction to support improved heat transfer. Package Information Provided in a compact leadless surface-mount package suitable for automated PCB assembly and space-constrained applications. Application Areas Suitable for portable electronics, battery-powered systems, USB power delivery subsystems, industrial embedded systems, communication equipment, handheld instruments, and general-purpose power conversion applications. #CommonPartsLibrary #IntegratedCircuit #PowerManagement #Voltage-regulator #Switching-regulator #TPS552892

Power Management Specialized - PMIC Automotive 2.8-V to 5.5-V PMIC The TPS6593C3A0RWERQ1 is an automotive-grade power management integrated circuit (PMIC) designed by Texas Instruments for advanced processor and system-on-chip power architectures. The device integrates multiple high-efficiency DC/DC buck converters, low-dropout regulators, power sequencing, safety monitoring, and diagnostic functions into a single compact package. It is optimized for use in automotive ADAS, digital cockpit, gateway, radar, vision, and domain controller applications requiring functional safety compliance and high power density. The device supports complex multi-rail power management for high-performance processors and includes configurable startup and shutdown sequencing, voltage monitoring, watchdog functionality, error signaling, and fault protection mechanisms. Integrated communication interfaces enable configuration and monitoring by an external host processor. The PMIC is qualified for automotive applications and supports operation across extended temperature ranges suitable for harsh automotive environments. Key Features Automotive AEC-Q100 qualified power management IC for processor power systems Integrated multi-phase step-down buck converters for high-current rails Integrated low-dropout linear regulators for analog and auxiliary rails Programmable power sequencing and rail management Functional safety support suitable for ASIL-oriented system architectures Integrated watchdog timer and safety monitoring functions Voltage supervision and fault detection for all major rails I2C and SPI communication interface support Power-good outputs and interrupt signaling Thermal shutdown and overtemperature protection Overcurrent and short-circuit protection Undervoltage and overvoltage monitoring Configurable GPIO functionality Low-power standby and sleep mode support Optimized for automotive SoCs and processors High-efficiency switching regulator architecture Compact VQFN package with thermal enhancement Electrical Characteristics Input supply voltage range supports automotive battery-powered systems Multiple programmable buck converter output voltages Integrated LDO outputs for precision analog and digital domains High switching frequency operation for reduced external component size Wide operating junction temperature range suitable for automotive environments Low shutdown current for standby operation High-current capability for processor core supplies Accurate voltage regulation and monitoring Protection and Safety Features Thermal shutdown protection Buck converter cycle-by-cycle current limiting Short-circuit protection on power rails Undervoltage lockout protection Power sequencing fault management Watchdog monitoring for processor supervision Diagnostic interrupt and fault reporting capability Safe-state transition support during fault conditions Package Information Package type: VQFN Package option: RWE Automotive-grade Q1 qualified device RoHS compliant Surface-mount package optimized for thermal performance Typical Applications Automotive domain controllers ADAS processing modules Digital cockpit systems Automotive gateway and networking platforms Radar and vision systems Processor and FPGA power management Industrial high-performance embedded systems #commonpartslibrary #integratedcircuit #powermanagement