RT9541 - Li-Ion Battery Protector

Richtek Technology

Datasheet Details

The RT9541 Series are protection ICs for overcharge/discharge of rechargeable one-cell Lithium-ion (Li+) batteries by CMOS process.

z Low supply current.
Supply current: TYP. 2.0µA.
Standby current (after detecting overdischarge): Less than 0.2µA z High accuracy detector threshold.
Over-charge detector: ±25mV.
Over-discharge detector: ±2.5% z Built-in protection circuit.
Excess current trip/Short circuit protector in both charging and discharging direction z Output delay of over-charge adjustable with an external capacitor: 75mS at 0.01µF z Ultra small package: SOT26.

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Published: May 20, 2016 |