Product Features

nHigh-precision voltage detection for each battery section

ØOvercharge detection voltage: 3.65V ~ 4.4V (step 50mV) Accuracy: ±25mV (25℃)

ØOvercharge Delay Voltage: 0.15V

ØOver-discharge detection voltage: 2.1V ~ 2.8V (step 0.1V)  Accuracy: ±80mV (at 25°C)

ØOver-discharge hysteresis voltage: 0.3V

nOvercurrent detection and protection function

ØOvercurrent detection voltage: -20mV, -100mV; Accuracy: ±10mV (at 25℃)

nCharge Overcurrent Release Condition: Removal of the charger.

nOvercurrent detection and protection function during 3-phase discharge

ØOvercurrent Detection Voltage 1: 50mV, 100mV Accuracy: ±10% (25℃)

ØOvercurrent Detection Voltage 2: 100mV, 250mV Accuracy: ±20% (25℃)

ØShort-circuit detection voltage: 200mV, 500mV    Accuracy: ±20% (at 25℃)

nBy adjusting the external capacitor size, set the protection delay times for overcharge, over-discharge, discharge overcurrent 1, discharge overcurrent 2, and charging overcurrent.

nDischarge overcurrent and short-circuit release conditions: charger connection or load disconnection.

nBuilt-in disconnection protection.

nBuilt-in high-temperature protection for charging and discharging.

nBuilt-in low-temperature protection for charging and discharging.

nLow-power operating state:

ØNormal Status: < 32uA

ØPower-off state: < 2uA

nTSSOP-20 package

Application

nElectric Tools

nDigital Products

nUPS Backup Battery System