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HV9919B

High Brightness LED Driver

Description

HV9919B Hysteretic, Buck, High Brightness LED Driver with High-Side Current Sensing Features Hysteretic control with high-side current sensing Wide input-voltage range: 4.5 to 40V >90% Efficiency Typical ±5% LED current accuracy Up to 2.0MHz switching frequency Adjustable constant LED current Analog or PWM control signal for PWM dimming Ove...

Microchip

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