LP3921
LP3921 is Battery Charger Management/Regulator manufactured by Texas Instruments.
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SNVS580A
- AUGUST 2008
- REVISED MAY 2013
LP3921 Battery Charger Management and Regulator Unit with Integrated Boomer™ Audio Amplifier
Check for Samples: LP3921
Features
- 23 Charger
- DC Adapter or USB Input
- Thermally Regulated Charge Current
- Under Voltage Lockout
- 50 to 950 mA Programmable Charge Current
- 3.0V to 5.5V Input Voltage Range
- Thermal Shutdown
- I2C-patible Interface for Controlling
Charger, LDO Outputs and Enabling Audio Output
- LDO's 7 Low-Noise LDO’s
- 2 x 300 mA
- 3 x 150 mA
- 2 x 80 mA 2% (typ.) Output Voltage Accuracy on LDO's
- Audio
- Fully Differential Amplification
- Ability to Drive Capacitive Loads up to 100 pF
- No Output...