RT9538 Datasheet High Efficiency Switching Mode Battery Charger

Manufacturer: Richtek Technology

Overview: ® RT9538 High Efficiency Switching Mode Battery Charger General.

RT9538 high efficiency switching mode battery charger by Richtek Technology - Datasheet Preview

Datasheet Details

Part number	RT9538
Manufacturer	Richtek Technology
File Size	202.74 KB
Description	High Efficiency Switching Mode Battery Charger
Download	RT9538 Download (PDF)

General Description

The RT9538 is a PWM switch mode battery charger controller to fast charge single or multiple Li-ion, NiMH and NiCd batteries, using constant current or constant voltage control.

Maximum current can be easily adjusted by an external resistor.

The constant voltage output can support up to 30V with 0.5% accuracy.

Key Features

Fast Charging for Li-ion, NiMH and NiCd Batteries.
Adjustable Battery Voltages from 2.5V to 25V.
High Efficiency : Up to 95%.
Charging Current Adjusted by Resistor.
Precision 0.5% Charging Voltage Accuracy.
Provide 5% Charging Current Accuracy.
Input Current Limit Maximizes Charging Rate.
475kHz Switching Frequency.
Flag Indicates Li-ion Charge Completion.
Auto Shutdown with Adapter Removal.
Only 10μA Battery Drain When Idle.
Available.

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