1A Linear Li-Ion Battery Charger Power Management IC Development Tools Li-ion charger EVAL BOARD FOR TP4056 TP4056 Type-C

1.5A USB-Friendly Li-Ion Battery Charger and Power-Path Management IC with 4.2 VBAT The BQ24075TRGTR (from Texas Instruments) is a highly integrated single-cell Li-Ion / Li-Polymer linear battery charger IC with power-path management. It is designed for portable and space-constrained applications, allowing a device to be powered from a USB port or AC adapter while simultaneously charging the battery. The device integrates charging control, power-path management, and safety features into a compact package. A key feature is its Dynamic Power Path Management (DPPM), which ensures the system is powered even when the battery is low or absent, while intelligently managing charging current. Key Features Battery Charging Supports single-cell Li-Ion / Li-Polymer batteries Up to 1.5 A programmable charge current Three-phase charging: Pre-charge (conditioning) Constant current Constant voltage Fixed 4.2 V charge voltage Power Path Management Dynamic Power Path Management (DPPM): Powers system and charges battery simultaneously Prioritizes system load over charging Allows system operation even with: Deeply discharged battery No battery connected Input & Power Features Operates from: USB input (100 mA / 500 mA selectable) AC adapter Programmable input current limit up to 1.5 A Input voltage range: ~4.35 V to 6.4 V (28 V max rating) Input dynamic power management (VIN-DPM) prevents source overload Protection & Safety Thermal regulation and shutdown Over-voltage protection (OVP) Short-circuit and reverse current protection Battery temperature monitoring (NTC thermistor input) Battery disconnect (SYSOFF) feature Control & Status Standalone operation (no MCU required, resistor-programmable) Charge status outputs: Charging Charge complete Power good Physical Characteristics Package: 16-pin VQFN (3 mm × 3 mm) Operating temperature: –40°C to +85°C #commonpartslibrary #integratedcircuit #powermanagement #batterycharger

Battery Management ICs BQ24040DSQT WSON-10_L2.0-W2.0-P0.40-TL-EP LCSC Part Number: C2876332 JLCPCB Part Class: Extended Part Manufactured by TI(德州仪器) Texas Instruments BQ2404x highly integrated single-cell Li-Ion/Li-Pol linear battery charger IC for space-limited portable applications, supports USB or AC adapter input, selectable 100mA or 500mA USB input current limit, 1% charge voltage accuracy, 10% charge current accuracy, programmable charge termination and precharge thresholds, 4.35V chemistry support on BQ24045, 30V input rating with 6.6V or 7.1V input overvoltage protection, dynamic power management, thermal regulation and 150°C thermal shutdown, OUT short-circuit and ISET short protection, JEITA battery NTC operation, fixed 10-hour safety timer, status indication, available in 10-pin 2x2mm WSON/DFN package. Search Keywords: BQ2404x, BQ24040, BQ24041, BQ24045, Texas Instruments BQ24040, Texas Instruments BQ24041, Texas Instruments BQ24045, TI BQ2404x, BQ24040 battery charger, BQ24041 battery charger, BQ24045 battery charger, single cell Li-Ion charger, Li-Pol battery charger IC, USB battery charger IC, 500mA battery charger, 100mA USB charger, linear battery charger, 4.35V Li-Ion charger, WSON-10 charger, DFN-10 battery charger, 2x2mm charger IC Hashtags: #BQ2404x #BQ24040 #BQ24041 #BQ24045 #TexasInstrumentsBQ24040 #TIBatteryCharger #BatteryChargerIC #LiIonCharger #LiPolCharger #SingleCellCharger #USBChargerIC #LinearBatteryCharger #500mACharger #100mAUSBCharger #435VCharger #JEITACharger #NTCBatteryCharger #WSON10 #DFN10 #2x2mmPackage

Reference design for Li-ion single cell charger based on TP4056 IC. Rprog setting output current to 900mA. VIN and BAT connector are block terminal connectors. #Template #module #referenceDesign #charger #TP4056 #reusable #module #batterycharger #sublayout

The TP4056 1A Li-ion Lithium Battery Charging Module with Current Protection – Mini USB is a compact device designed to charge individual lithium ion (Li-Ion) cells that lack their own protective circuit, such as 16550s, with a single cell capacity of 3.7V and 1 Ah or higher. This battery charging module employs the TP4056 charger IC and DW01 battery protection IC to provide a charge current of 1A, which will cease upon completion of the charging process. https://robocraze.com/products/tp4056-lithium-battery-charging-board #PCB #TP4056 #battery

BQ25798RQMR QFN-29_L4.0-W4.0-P0.40-TL-BQ25792RQMR LCSC Part Number: C2876593 JLCPCB Part Class: Extended Part Manufactured by TI(德州仪器) Texas Instruments BQ25798 fully integrated switch-mode buck-boost battery charger for 1-4 cell Li-ion and Li-polymer batteries, supports USB PD 3.0 power profile, integrates four switching MOSFETs, BATFET, input and charging current sensing, 3.6V to 24V input operating range with 30V absolute maximum, 750kHz or 1.5MHz switching frequency, up to 5A charging current with 10mA resolution, up to 96.5% efficiency, supports MPPT for photovoltaic charging, USB BC1.2/HVDCP/non-standard adapter detection, NVDC power path management, USB OTG output from 2.8V to 22V up to 3.32A, I2C control, integrated 16-bit ADC, low quiescent current, thermal regulation, OVP/OCP protection, safety timer, 29-pin 4x4mm QFN package. Search Keywords: BQ25798, Texas Instruments BQ25798, TI BQ25798, BQ25798 battery charger, BQ25798 buck boost charger, BQ25798 Li-ion charger, BQ25798 Li-polymer charger, 1-4 cell battery charger, USB PD 3.0 battery charger, buck boost charger IC, NVDC power path charger, MPPT battery charger IC, photovoltaic battery charger, USB OTG charger IC, 5A charging current charger, I2C battery charger, BQ25798 QFN-29, 4x4mm QFN charger, BQ25798 datasheet Hashtags: #BQ25798 #TexasInstrumentsBQ25798 #TIBatteryCharger #BatteryChargerIC #BuckBoostCharger #LiIonCharger #LiPolymerCharger #1to4CellCharger #USBPDCharger #USBPD30 #NVDCCharger #PowerPathManagement #MPPTCharger #PhotovoltaicCharger #USBOTGCharger #5ACharger #I2CCharger #IntegratedADC #QFN29 #4x4mmQFN

I²C Controlled Single Cell Fast Charger with MaxCharge™ Technology for High Input Voltage and Adjustable Voltage 3.1A Boost Operation The bq25895M is a highly-integrated 5-A switchmode battery charge management and system power path management device for single cell Li-Ion and Lipolymer battery. The devices support high input voltage fast charging. The low impedance power path optimizes switch-mode operation efficiency, reduces battery charging time and extends battery life during discharging phase. The I 2C Serial interface with charging and system settings makes the device a truly flexible solution. • High Efficiency 1.5-MHz Switch Mode Buck Charge – 93% Charge Efficiency at 2 A and 91% Charge Efficiency at 3 A Charge Current – Optimize for High Voltage Input (9 V / 12 V) – Low Power PFM mode for Light Load Operations • Boost Mode Operation with Adjustable Output from 4.5 V to 5.5 V – Selectable 500-KHz / 1.5-MHz Boost Converter with up-to 3.1 A Output – 93% Boost Efficiency at 5 V at 1 A Output – Support down-to 2.5V Battery – Support PWM only or PFM/PWM control for Light Load Efficiency • Integrated Control to Switch Between Charge and Boost Mode • Single Input to Support USB Input and Adjustable High Voltage Adapters – Support 3.9-V to 14-V Input Voltage Range – Input Current Limit (100 mA to 3.25 A with 50- mA resolution) to Support USB2.0, USB3.0 standard and High Voltage Adapters – Maximum Power Tracking by Input Voltage Limit up-to 14V for Wide Range of Adapters – Auto Detect USB SDP, CDP, DCP, and Nonstandard Adapters • Input Current Optimizer (ICO) to Maximize Input Power without Overloading Adapters • Resistance Compensation (IRCOMP) from Charger Output to Cell Terminal • Highest Battery Discharge Efficiency with 11-mΩ Battery Discharge MOSFET up to 9 A • Integrated ADC for System Monitor (Voltage, Temperature, Charge Current) • BATFET Control to Support Ship Mode, Wake Up, and Full System Reset • Flexible Autonomous and I 2C Mode for Optimal System Performance • High Integration includes all MOSFETs, Current Sensing and Loop Compensation • 12-µA Low Battery Leakage Current to Support Ship Mode • High Accuracy – ±0.5% Charge Voltage Regulation – ±5% Charge Current Regulation – ±7.5% Input Current Regulation #CommonPartsLibrary #IntegratedCircuit #PowerManagement