RT9541 Datasheet (Richtek Technology) - Li-Ion Battery Protector

RT9541, Li-Ion Battery Protector

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

The RT9541 Series can detect over-charge/discharge of Li+ one-cell and excess load current and charge current, further include a short circuit protector for preventing

RT9541 Features

* 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 curre