CHIP CP2168
The CP2168 is an integrated solution for 4 white LED supplies in backlighting color display applications and phone camera input supply. The device contains a self adapted charge pump white LED driver and dual channel low dropout linear regulators. The CP2168 is available in a small 20-pin 3mm*3mm QFN package.| Part No. | CP2168 |
|---|---|
| Datasheet | CP2168 Download |
| Manufacturer |  CHIP |
| Description | High Efficiency 1X/1.5X Fractional Charge Pump |
| Buy | Stock & Price |
FEATURES
z z z z z supply voltage ranging from 2.7 V to 5.5 V Over-current, over-temperature and short protection Anti reverse current 3mm*3mm QFN 20L Less than 0.1μA Quiescent Current In Shutdown Mode z RoHS6 Compliant Charge Pump Section z Drives up to 4 LEDs at 30 mA Each z z z z z z z z z z Regulated Output Current With 0.5% Matching Utilizing a 1x/1.5x adaptive fractional conversion technique for high efficiency (up to 92%) Low Input Ripple and Low EMI 1 MHz operating frequency LED brightness controlled by PWM signal（up to 50KHz） Low dropout voltage at 200mA load current: 200mV High output voltage accuracy: ±1.5% High power supply rejection ratio: 68dB@1kHz Low output noise: 150µVrms Low quiescent current: 72µA (one channel 46µA) Copyright ©2008 Chiphomer Technology Limited 1 LDO Section Product Brief CP2168 V1.0 LED Driver Series High Efficiency 1X/1.5X Fractional Charge Pump for White LED (PWM Brightness Control) With Dual Channel 200mA LDO z Stable with z z z 0.47µF ceramic cap...
