Datasheet Details
Part number:
LM3644
Manufacturer:
File Size:
1.44 MB
Description:
Dual 1.5-A Current Source Camera Flash LED Driver
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, Dual 1.5-A Current Source Camera Flash LED Driver
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 Distributor
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