CP2133 Datasheet (Chiphomer) - High Efficiency 1X/1.5X Fractional Charge Pump

CP2133, High Efficiency 1X/1.5X Fractional Charge Pump

www.DataSheet4U.com Product Brief CP2133 DC/DC Series High Efficiency 1X/1.5X Fractional Charge Pump for White LED OVERVIEW The CP2133 is optimized for white LED supplies in backlight color display applications.

The device provides a constant current, set by an external resistor, for each LED.

The supply voltage ranges from 2.7 V to 5.5 V and is ideally suited for all applications powered by a single LI-Ion battery cell or three to four NiCd, NiMH, or Alkaline 3mm 3mm QFN 16L -40℃～85℃ ba

CP2133 Features

* z z z z z z z Drives up to 4 LEDs at 30 mA Each Regulated Output Current With 0.5% Matching Over Temperature LED Brightness Control Through PWM Control Signal（0Hz～50KHz） Low Input Ripple and Low EMI Over-current and Over-temperature Protected Less than 0.1μA Quiescent Current In Shutdown Mode RoHS