RT4803B Datasheet - Richtek

RT4803B, 2.5MHz Synchronous Boost Regulator

2.5MHz Synchronous Boost Regulator RT4803B 1 General .
The RT4803B allows systems to take advantage of new battery chemistries that can supply significant energy when the battery voltage is lower than the.

Features

* Input Voltage Range: 1.8V to 5V
* Programmable Output Voltage from 2.85V to 4.4V with 50mV/Step
* Default Boost Output Voltage Setting:
* VOUT = 3.4V at VSEL = H
* VOUT = 3.15V at VSEL = L
* Maximum Continuous Load Current: 2A at VIN > 2.65V Boosting VOUT to 3.35V
* Up

Applications

* Single-Cell Li-Ion, LiFePO4 for Smartphones or Tablets

RT4803B-Richtek.pdf