Targeting solid-state lighting and general illumination applications, the MIC3230/31/32 family of LED drivers has an operating input voltage range from 6 V to 45 V and is able to drive an output up to 70W. The MIC3230/31 has an adjustable operating frequency from 10 kHz to 1 MHz and the MIC3232 has a fixed frequency operation of 400 kHz.  The MIC3231 features a dithering capability which can reduce EMI by up to 12 dB.  All three products feature PWM dimming capability, an enable pin for low-power shutdown, overvoltage and overtemperature protection with undervoltage lockout.

Micrel
408-474-1276, www.micrel.com

To see the Datasheet, visit:  http://www.micrel.com/_PDF/mic3230.pdf