LM3551 - 1A White LED Driver

Product Overview

Texas Instruments

Datasheet Details

Part number	LM3551
Manufacturer	Texas Instruments
File Size	1.23 MB
Description	1A White LED Driver
Datasheet	LM3551 Datasheet
Additional preview pages of the LM3551 datasheet.

Product details

Description

The LM3551 and LM3552 are fixed frequency, current mode step-up DC/DC converters with two integrated NFETs that can be used for precision LED brightness control.

Features

1.
2 Up to 1A Total Drive Current.
Flash Timeout Protection.
Independent Torch/Flash/Shutdown Modes.
LED Disconnect in Shutdown.
Programmable Soft-Start Limits Inrush Current.
Over-Voltage Protection.
Wide Voltage Range 2.7 to 5.5V.
1.25MHz Constant Switching Frequency.
Small, Low Profile Package, Non-Pullback WSON(4mm x 4mm).

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Published: Aug 21, 2019 |