bq24040
bq24040 is Single Cell Li-Ion and Li-Pol Battery Charger manufactured by Texas Instruments.
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SLUS941F
- SEPTEMBER 2009
- REVISED MARCH 2015 bq2404x 1A, Single-Input, Single Cell Li-Ion and Li-Pol Battery Charger With Auto Start
1 Features
- 1 Charging
- 1% Charge Voltage Accuracy
- 10% Charge Current Accuracy
- Pin Selectable USB 100m A and 500m A Maximum Input Current Limit
- Programmable Termination and Precharge Threshold, bq24040 and bq24045
- High voltage (4.35V) Chemistry Support with bq24045
- Protection
- 30V Input Rating; with 6.6V or 7.1V Input Overvoltage Protection
- Input Voltage Dynamic Power Management
- 125°C Thermal Regulation; 150°C Thermal Shutdown Protection
- OUT Short-Circuit Protection and ISET short detection
- Operation over JEITA Range via Battery NTC
- 1/2 Fast-Charge-Current at Cold, 4.06V at Hot, bq24040 and bq24045
- Fixed 10 Hour Safety Timer, bq24040 and bq24045
- System
- Automatic Termination and Timer Disable Mode (TTDM) for Absent Battery Pack With Thermistor, bq24040 and bq24045
- Status Indication
- Charging/Done
- Available in Small 2×2mm2 DFN-10 Package
- Integrated Auto Start Function for Production Line Testing, bq24041
2...
