bq24025 - Texas Instruments

bq24025 Li-Ion Li-Pol Charger

The bqTINY-II series are highly-integrated, flexible Li-Ion linear charge and system power management devices for space-limited charger applications. In a single monolithic device, the bqTINY-II offers integrated USB-port and ac-adapter supply management with autonomous power-source selection, power-FET and current-sensor interfaces, high-accuracy current an.

Features

1
•2 Small 3 mm × 3 mm MLP Package
• Charges and powers Systems from Either AC Adapter or USB With Autonomous power-Source Selection
• Integrated USB Control With Selectable 100 mA and 500 mA Charge Rates
• Ideal for Low-Dropout Charger Designs for Single-Cell Li-Ion or Li-pol Packs in Space Limited portable applications
• Integrated power FET and Current Sensor for Up to 1-A Charge applications From AC Adapter
• Precharge Conditioning With Safety Timer
• power Good (AC Adapter Present) Status Output
• Optional Battery Temperature Monitoring Before and During Charge
• Automatic Sleep Mode for .