FP6773 - Fiti

FP6773 1A Buck/Boost Charge Pump LED Driver

The FP6773 Buck/Boost charge pump LED driver is designed for powering high brightness white LEDs for camera flash applications. The FP6773 automatically switches modes between step-up and step-down ensuring that LED current does not depend on the forward voltage. The FP6773 provides two current levels for TORCH and FLASH modes. In TORCH mode, the current sen.

Features

●Output Current up to 1A
● Up to 94% Efficiency in Torch Mode
● Adjustable FLASH Mode Current
● Minimum External Components: No Inductors
● Automatic Buck/Boost Mode Switchover
● Wide VIN Range: 2.7V to 5.5V
● High Frequency Operation: 2MHz
● 50mV Reference for Low Loss Sensing
● IQ < 1μA in Shutdown
● PWM Dimming Control
● Automatic Soft Start Limits Inrush Current
● Over-Voltage Protection on Output
● Over-Current Protection
● Over-Temperature Protection
● Low Ripple and EMI
● Ultra-Low Dropout Voltage in Buck Mode
● 1.6 Second Timeout in Flash Mode
● Space Saving 10-Pin DFN 3mm×3mm package .