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bq2970电池保护装置为高放电/充电电流操作或电池过充电条件下的过流保护提供精确的监控和触发阈值。
bq2970器件为锂离子/锂聚合物电池提供保护功能,并通过外部功率FET提供监控,以便通过高充电或放电电流进行保护。此外,存在过度充电和耗尽的电池监控和保护。这些功能在NORMAL模式操作中实现了低电流消耗。
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Function |
Number of Series Cells (Min) |
Number of Series Cells (Max) |
Communication Interface |
Features |
Typical Operating Current (Typ) (uA) |
Rating |
Vin (Max) (V) |
Pin/Package |
BQ2970 | BQ2980 |
---|---|
Protection | Protection |
1 | 1 |
1 | 1 |
No Communication | No Communication |
Low-Side NCH CHG/DSG FET Drive Programmable EEPROM or EPROM Over-current in Charge (OCC) Over-current in Discharge (OCD) Over-voltage (OV) Short-circuit Discharge (SCD) Under-voltage (UV) | Analog current sense High-Side NCH CHG/DSG FET Drive Programmable EEPROM or EPROM Temperature sense Over-current in Charge (OCC) Over-current in Discharge (OCD) |
4 | 5 |
Catalog | Catalog |
8 | 5.5 |
6WSON | 8X2QFN |