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LM3557

Part Number	LM3557
Manufacturer	Texas Instruments
Description	Step-Up Converter
Published	Aug 21, 2019
Detailed Description	LM3557 www.ti.com SNVS338B – NOVEMBER 2004 – REVISED FEBRUARY 2013 LM3557 Step-Up Converter for White LED Application...
Datasheet	LM3557 PDF File

Overview

LM3557 www.
ti.
com SNVS338B – NOVEMBER 2004 – REVISED FEBRUARY 2013 LM3557 Step-Up Converter for White LED Applications Check for Samples: LM3557 FEATURES 1 •2 VIN Range: 2.
7V–7.
5V • Small External Components • 1.
25 MHz Constant-Switching Frequency • Output Over-Voltage Protection • Input Under-Voltage Protection • Cycle-By-Cycle Current Limit • TRUE SHUTDOWN: No DC current paths to ground during shutdown • Low Profile Package: <1 mm Height -8 Pin WSON • No External Compensation APPLICATIONS • White LED Display Lighting • Cellular Phones • PDAs DESCRIPTION The LM3557 is a complete solution for white LED drive applications.
With minimal external component count, no DC current leakage path...

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