CM9321

PRELIMINARY CM9321 Asymmetrical High Efficiency Three Channel Boost LED/OLED Driver Features • • • Integrated WLED and OLED driver 2.7V to 6V input voltage range Up to 85% typical efficiency even for asymmetrical channel loads in terms of LED number, LED current and LED dropout Excellent 5 series x 2 parallel WLED drive capability (35 mA per channel) OLED channel with up to 18V/30 mA capability Independent current/voltage setting using external low power resistors for each channel (no ballast resistors) No external frequency compensation needed Low (