CP2137 driver equivalent, 4-channel led driver.
y y y y y y y y Drives up to 4 LEDs at 30 mA Each Regulated Output Current With 0.5% Matching Over Temperature High Efficiency by Adaptive Mode Selection Between 1x and 1.
The device provides a constant current, set by an external resistor, for each LED. The supply voltage ranges from 2.7 V.
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