RT9490
Description
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 during discharging phase. The I2C serial interface with charging and system settings makes the device a truly flexible solution.
The remended junction temperature range is
- 40C to 130C, and the ambient temperature range is
- 40C to 85C.
Ordering Information
Package Type WSC: WL-CSP-56B 2.93x3.46 (BSC)
Note: Richtek products are Richtek Green Policy pliant and patible with the current requirements of IPC/JEDEC J-STD-020.
Applications
- Smart Phone/Tablet/Chrome Book
- Drone
- Portable Device and Accessory
Features
- High Efficiency, 750k Hz/1MHz/1.5MHz Programmable Frequencies, Synchronous Switch-Mode Buck-Boost Charger
- 96.7% Charge Efficiency at 2A with 9V Input and...
