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LM3551

1A White LED Driver

LM3551 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

LM3551 General 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. The devices are capable of driving loads up to 1A from a single-cell Li-Ion battery. The LM3551 and LM3552 can drive one or more high curr.

LM3551 Datasheet (1.23 MB)

Preview of LM3551 PDF

Datasheet Details

Part number:

LM3551

Manufacturer:

Texas Instruments ↗

File Size:

1.23 MB

Description:

1a white led driver.
LM3551, LM3552 www.ti.com SNVS371D

* AUGUST 2005

* REVISED MAY 2013 LM3551 /LM3552 1A White LED Driver with Flash Timeout Protectio.

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TAGS

LM3551 White LED Driver Texas Instruments

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