LM3644 Datasheet - Texas Instruments

Dual 1.5-A Current Source Camera Flash LED Driver

LM3644 Features

* 1 Dual Independent 1.5-A LED Current Source Programmability

* Accurate and Programmable LED Current Range from 1.4 mA to 1.5 A

* Torch Currents up to 360 mA (LM3644TT)

* Flash Timeout Values up to 1.6 seconds (LM3644TT)

* Optimized Flash LED Current During Lo

LM3644 General Description

The LM3644 is a dual LED flash driver that provides a high level of adjustability within a small solution size. The LM3644 utilizes a 2-MHz or 4-MHz fixedfrequency synchronous boost converter to provide power to the dual 1.5-A constant current LED sources. The dual 128 level current sources provide .

LM3644 Datasheet (1.44 MB)

LM3644 Datasheet Preview — Preview of LM3644 PDF

Datasheet Details

Part number:

LM3644

Manufacturer:

Texas Instruments ↗

File Size:

1.44 MB

Description:

Dual 1.5-a current source camera flash led driver.
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM3644, LM3644TT SNVSA52E AUGUST 2014 RE.

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LM3644 Dual 1.5-A Current Source Camera Flash LED Driver Texas Instruments

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LM3644 Features

LM3644 General Description

Datasheet Details

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