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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℃
battery cells.
The CP2133 provides up to 30 mA per LED, for a total of 120 mA, for input
voltage rang from 3 V to 5.
5 V.
High efficiency is achieved by utilizing a 1x/1.
5x adaptive fractional conversion tec...