產(chǎn)品詳情
MITSUMI/美上美-MM3860-深圳市科瑞芯電子
1單元鋰離子/鋰聚合物電池保護IC
描述
MM3860系列是鋰離子電池保護集成電路,通過電流傳感電阻(Rsns)高精度檢測充放電電流。MM3860有兩步放電過流檢測。并在正常放電模式和大電流放電模式下對系統(tǒng)進行適當(dāng)保護。
特性
・Detection voltage Range Accuracy
Overcharge detection voltage 4.1V to 5.0V, 5mV steps +/-20mV(Ta=-20 to +60 degC)
Overdischarge detection voltage 2.1V to 3.0V, 50mV steps +/-35mV
Discharging overcurrent detection voltage 1 6mV to +50mV, 1mV steps +/-1mV
Discharging overcurrent detection voltage 2 10mV to +100mV, 1mV steps +/-2mV
Charging overcurrent detection voltage -6mV to -50mV, 1mV steps +/-1mV
Short detection voltage1 30mV to 200mV, 10mV steps +/-5mV
0V battery charge inhibition battery voltage 0.9V or 1.2V +/-0.3V
・0V battery charge function Selectable "Permission" or "inhibition"
・Current consumption at Ta=25 degC
Normal mode 2.5uA typ. 4.0uA max.
Standby mode 0.1uA max. (Overdischarge latch function enable.)
0.6uA max. (Overdischarge latch function disable.)