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深圳供应MM3860-美上美原装芯片
1单元锂离子/锂聚合物电池保护IC
描述
MM3860系列是锂离子电池保护集成电路,通过电流传感电阻(Rsns)高精度检测充放电电流。MM3860有两步放电过流检测。并在正常放电模式和大电流放电模式下对系统进行适当保护。
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.)
MM3860
MITSUMI/美上美
DFN
23+
日本