Part Number
|
CAT3647 |
Manufacturer
|
Catalyst Semiconductor |
Description
|
3-Channel Ultra High Efficiency Quad-Mode LED Driver |
Published
|
Aug 9, 2010 |
Detailed Description
|
com
CAT3647
3-Channel Ultra High Efficiency Quad-Mode™ LED Driver with 32 Dimming Levels
FEATURES
...
|
Datasheet
|
CAT3647
|
Overview
com
CAT3647
3-Channel Ultra High Efficiency Quad-Mode™ LED Driver with 32 Dimming Levels
FEATURES
High efficiency 1.
33x charge pump Quad-mode charge pump: 1x, 1.
33x, 1.
5x, 2x Drives up to 3 LEDs at 30mA each 1-wire EZDim™ 32 linear steps Power efficiency up to 92% Low noise input ripple in all modes “Zero” current shutdown mode Soft start and current limiting Short circuit protection Thermal shutdown protection RoHS-compliant 16-pad TQFN package LCD Display Backlight Cellular Phones Digital Still Cameras Handheld Devices
DESCRIPTION
The CAT3647 is a high efficiency quad-mode fractional charge pump that can drive up to three LEDs programmable b...
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