CAT3637 driver equivalent, 6-channel programmable high efficiency quad-mode led driver.
* High Efficiency 1.33x Charge Pump
* Charge Pump: 1x, 1.33x, 1.5x, 2x
* Drives 6 LEDs Between 30 mA and 0 mA Each
* 1−wire EZDimt Interface with 2 mA Ste.
* LCD Display Backlight
* Cellular Phones
* Digital Still Cameras
* Handheld Devices
http://onsemi.com
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The CAT3637 is a high efficiency fractional charge pump that can drive up to six LEDs programmable by a 1−wire digital interface. The inclusion of a 1.33x fractional charge pump mode increases device efficiency by up to 10% over traditional 1.5x char.
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