RT9451 charger equivalent, switch-mode single cell li-ion battery charger.
a synchronous 375kHz PWM controller with integrated power MOSFETs, input current sensing and regulation, Minimum Input Voltage Regulation (MIVR), high accuracy charge cur.
z Mobile Phones and Smart Phones z MP3 Players z Handheld Devices
Ordering Information
RT9451 Package Type QW : WQFN-32L.
The RT9451 integrates a high efficiency USB friendly switch mode charger with On-The-Go (OTG) support for single cell Li-ion and Li-polymer batteries, D+D− detection, and a 50mA LDO regulator into a single chip.
The charger features a synchronous 375.
Image gallery
Download