Texas Instruments bq24020
The bqTINY-II series are highly-integrated, flexible Li-Ion linear charge and system power management devices for space-limited charger applications. The bqTINY-II automatically selects the USB-port or the ac-adapter as the power source for the system.| Part No. | bq24020 |
|---|---|
| Datasheet | bq24020 Download |
| Manufacturer |  Texas Instruments |
| Description | Li-Ion Li-Pol Charger |
| Buy | Stock & Price |
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 Low-power Consumption
APPLICATIONS
● PDAs, MP3 Players● Digital Cameras
● Internet appliances
● Smartphones
DESCRIPTION
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 and voltage regulation, charge status, and charge termination. In the USB configuration, the host can select from two preset charge rates of 100 mA or 500 mA.
