LM3559 driver equivalent, synchronous boost flash driver.
*1 Dual High-Side Current Sources Allow for Grounded Cathode LED Operation
* Accurate and Programmable LED Current from 28.125 mA to 1.8 A
* Optimized Flash C.
* Camera Phone LED Flash
* White LED Biasing
Simplified Schematic
3 Description
The LM3559 is a 2-MHz fixed-fre.
The LM3559 is a 2-MHz fixed-frequency synchronous boost converter with two 900-mA constant current drivers for high-current white LEDs. The dual highside current sources allow for grounded cathode LED operation and can be tied together for providing .
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