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Datasheet CAT3643 Equivalent ( PDF ) |
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| 2 | CAT3643 | 3-Channel Ultra High Efficiency LED Driver CAT3643
3-Channel Ultra High
Efficiency LED Driver
Description
The CAT3643 is a high efficiency fractional charge pump that can drive up to three 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 tra |
 ON Semiconductor |
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| 1 | CAT3643 | 3-Channel Ultra High Efficiency Quad-Mode TM LED Driver CAT3643
3-Channel Ultra High Efficiency Quad-Mode™ LED Driver
FEATURES
High efficiency 1.33x charge pump Quad-mode charge pump: 1x, 1.33x, 1.5x, 2x Drives up to 3 LEDs at 32mA each 1-wire EZDim™ LED current programming Power efficiency up to 92% Low noise input ripple in all m |
 Catalyst Semiconductor |
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