型號(hào): | MM3856 |
廠(chǎng) 商: | 日本 |
品牌/商標(biāo): | MITSUMI/美上美 |
產(chǎn)品類(lèi)別: | 集成電路/IC- LDO電路 |
聯(lián)系人: | 顏先生/William |
電話(huà): | 0755-82170220,21001680 |
MITSUMI/美上美-MM3856-原裝芯片IC
描述
MM3856系列是鋰離子電池保護(hù)集成電路,通過(guò)電流傳感電阻(Rsns)高精度檢測(cè)充放電電流。MM3856有兩步放電過(guò)流檢測(cè)。并在正常放電模式和大電流放電模式下對(duì)系統(tǒng)進(jìn)行適當(dāng)保護(hù)。
Features
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 15mV to +100mV, 1mV steps ※1
Discharging overcurrent detection voltage 2 30mV to +100mV, 1mV steps ※1
Charging overcurrent detection voltage -15mV to -100mV, 1mV steps ※1
Short detection voltage1 50mV to 200mV, 50mV steps ※2
0V battery charge inhibition battery voltage 1.3 to 1.8V, 0.1V steps +/-0.1V
0.9V fixed +/-0.3V
0V battery charge function Selectable "Permission" or "inhibition"
・Current consumption at Ta=25 degC (This doesn't include the bias current of NTC)
Normal mode 2.5uA typ. 4.0uA max.
Standby mode 0.1uA max. (Overdischarge latch function enable.)
0.6uA max. (Overdischarge latch function disable.)