LM3644 driver equivalent, dual 1.5-a current source camera flash led driver.
*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 .
* Camera Phone White LED Flash
* Digital Still Cameras
* Fire-Alarm Notification
* Emergency Strobe Ligh.
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 so.
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