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LM3554 - Synchronous Boost Converter

Texas Instruments

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Datasheet Details

Part number	LM3554
Manufacturer	Texas Instruments
File Size	4.66 MB
Description	Synchronous Boost Converter
Datasheet	LM3554-etcTI.pdf

LM3554 Product details

Description

The LM3554 is a 2-MHz fixed-frequency, currentmode synchronous boost converter.

Features

1 Input Voltage: 2.5 V to 5.5 V.
Programmable 4.5-V or 5-V Constant Output Voltage.
Dual High-Side Current Sources.
Grounded Cathode Allowing for Better Heat Sinking and LED Routing.
> 90% Efficiency.
Ultra-Small Solution Size: < 23 mm2.
Four Operating Modes: Torch, Flash, LED Indicator, and Voltage Output.
Accurate and Programmable LED Current from 37.5 mA to 1.2 A.
Hardware Flash and Torch Enable.
LED The.

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Published: Jun 15, 2020 |