LM3553 driver equivalent, 1.2a dual flash led driver.
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*2 Accurate and Programmable LED Current up to 1.2A in 128 Steps
* Total Solution Size < 30mm2
* 90% Peak Efficiency
* Drives 2 LEDs in Series with 1.2A.
* Camera Phone LED Flash
* Smartphone and PDA Flash
* LED Backlight
DESCRIPTION
The LM3553 is a fixed freque.
The LM3553 is a fixed frequency, current mode stepup DC/DC converter with two regulated current sinks. The device is capable of driving loads up to 1.2A from a single-cell Li-Ion battery.
The LM3553 includes a TX pin that forces Torch mode during a f.
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