LM3554 Datasheet Synchronous Boost Converter

Manufacturer: Texas Instruments

LM3554 synchronous boost converter by Texas Instruments - Datasheet Preview

Datasheet Details

Part number	LM3554
Manufacturer	Texas Instruments
File Size	4.66 MB
Description	Synchronous Boost Converter
Download	LM3554 Download (PDF)

General Description

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

The device is designed to operate as a dual 600-mA (1.2 A total) constant-current driver for high-current white LEDs, or as a regulated 4.5-V or 5-V voltage source.

The main

Overview

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM3554 SNVS549C – JUNE 2009 – REVISED FEBRUARY 2016 LM3554 Synchronous Boost Converter With 1.

Key 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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