RT9490 Datasheet (Richtek) - 5A 2-4 Cell Buck-Boost Switching Battery Charger

RT9490, 5A 2-4 Cell Buck-Boost Switching Battery Charger

The RT9490 is a highly-integrated 5A Buck-Boost switch mode battery charge management and system power path management device for 2-4 cell Li-Ion and Li-polymer battery.

The low impedance power path optimizes switch-mode operation efficiency, reduces battery charging time and extends battery life du

RT9490 Features

* High Efficiency, 750kHz/1MHz/1.5MHz Programmable Frequencies, Synchronous Switch-Mode Buck-Boost Charger

* 96.7% Charge Efficiency at 2A with 9V Input and 8V Battery

* Supports 3.6V to 24V Input Voltage Range

* Average Input Current Regulation (AICR)

* Minimum Input Voltage Reg