TI TPS65721 TPS65721RSNR Battery Power Management Integrated Ciruict

Features

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FEATURES

Battery Charger With Power Path Management

28-V Rated Power Path With:

– 100-mA Input Current Limit

– 500-mA Input Current Limit

300-mA Charge Current

200-mA Step-Down Converter for TPS65720

400-mA Step-Down Converter for TPS65721,TPS657201, TPS657202

Up to 92% Efficiency

VIN Range for DCDC Converter From 2.3 V to 5.6 V

2.25-MHz Fixed Frequency Operation

Power Save Mode at Light Load Current

Output Voltage Accuracy in PWM Mode ±2%

100% Duty Cycle for Lowest Dropout

1 General Purpose 200-mA LDO

VIN Range for LDO From 1.8 V to 5.6 V

I2C Compatible Interface 4GPIOs

Available in a 25-Ball DSBGA With 0.4-mm Pitch

and in 4-mm × 4-mm 32-Pin WQFN Package

Applications

Bluetooth Headsets

Handheld Equipment

Wearables, Smart Watches

Portable Accessories