RT4803 Datasheet - Richtek Technology

RT4803, Synchronous Boost Regulator

RT4803 2.5MHz, Synchronous Boost Regulator with Bypass Mode General .
The RT4803 allows systems to take advantage of new battery chemistries that can supply significant energy when the battery voltage is lower than the r.

Features

* 4 Few External Components : 0.47H Inductor and 0603 Case Size Input and Output Capacitors
* Input Voltage Range : 1.8V to 5V
* Output Range from 2.85V to 4.4V
* VSEL = L 3.3V
* VSEL = H 3.55V
* Maximum Continuous Load Current : 2A at VIN > 2.65V Boosting VOUT to 3.35V

Applications

* Single-Cell Li-Ion, LiFePO4 Smart-Phones or Tablet
* 2.5G/3G/4G Mini-Module Data Cards Simplified Application Circuit RT4803 VIN VOUT + CIN - COUT L1 LX VSEL To pull high voltage EN nBYP SDA PGOOD SCL AGND PGND Copyright © 2023 Richtek Technology Corporation. All rights re

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