RT4805B - Synchronous Boost Regulator

Product Overview

Richtek

Datasheet Details

Part number	RT4805B
Manufacturer	Richtek
File Size	1.41 MB
Description	Synchronous Boost Regulator
Datasheet	RT4805B Datasheet
Additional preview pages of the RT4805B datasheet.

Product details

Description

The RT4805B allows systems to take advantage of new battery chemistries that can supply significant energy when the battery voltage is lower than the required voltage for system power ICs.

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 3.15V.
VSEL = H 3.6V.
Maximum Continuous Load Current : 2A at VIN > 2.65V Boosting VOUT to 3.35V.
Up to 96% Efficient.
True Bypass Operation when VIN > Target VOUT.
Internal Synchronous Rectifier.
True Load Disconnect when Shut Down.
Forced Bypass Mode.
VSEL Control to O.

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Published: Mar 19, 2020 |