CAT3644 driver equivalent, 4-channel ultra high efficiency quad-mode tm led driver.
* High efficiency 1.33x charge pump
* Quad-mode charge pump: 1x, 1.33x, 1.5x, 2x
* Drives up to 4 LEDs at 25mA each
* 1-wire EZDim™ LED current programmin.
The CAT3644 is a high efficiency quad-mode fractional charge pump that can drive up to four LEDs programmable by a one wire digital interface. The inclusion of a 1.33x fractional charge pump mode increases device efficiency by up to 10% over tradi
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