CP2129 converter equivalent, white led step-up converter.
y y y y y y y y Inherently matched LED current High efficiency: 84% (typical) Stable 20V bipolar switches Internal output over-voltage protection (17V typical) Fast 1.1MH.
y y y y y Mobile phones Digital still camera MP3 players PDA GPS receivers
Pin Configurations
CP2129 Top View SOT23-6L.
CP2129
V1.1
DC/DC Series
The CP2129 is a step-up DC/DC converter specifically designed for driving white LEDs with a constant current. The device can drive up to 4 white LEDs from a 3V power supply. PWM dimming control is supported to adjust the b.
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