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SGM3141B - 700mA Buck/Boost Charge Pump LED Driver

Product Overview

Shengbang Microelectronics

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SGM3141B 700mA Buck/Boost Charge Pump LED Driver by Shengbang Microelectronics - Datasheet Preview — Datasheet preview – SGM3141B

Datasheet Details

Part number	SGM3141B
Manufacturer	Shengbang Microelectronics
File Size	395.28 KB
Description	700mA Buck/Boost Charge Pump LED Driver
Datasheet	SGM3141B Datasheet
Additional preview pages of the SGM3141B datasheet.

Product details

Description

The SGM3141B is a current-regulated charge pump ideal for powering high brightness LEDs for camera flash applications.

Features

Output Current Up to 700mA.
Up to 90% Efficiency in Torch Mode.
Adjustable Flash Mode Current.
1× and 2× Automatic Modes for High Efficiency.
Input Voltage Range: 2.7V to 5.5V.
Minimum External Components: No Inductors.
High Frequency Operation: 2.2MHz.
Low 47mV Reference for Low Loss Sensing.
IQ < 1μA in Shutdown.
Built-In Soft-Start Limits Inrush Current.
Low Input and Output Ripple and Low EMI.
Output Over-Voltage Protection.
O.

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Published: May 17, 2016 |