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SP7685 Datasheet Buck/Boost Charge Pump LED Driver

Manufacturer: Sipex Corporation

Overview: www.DataSheet4U.com SP7685 1.2A Buck/Boost Charge Pump LED Driver.

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Datasheet Details

Part number SP7685
Manufacturer Sipex Corporation
File Size 298.95 KB
Description Buck/Boost Charge Pump LED Driver
Download SP7685 Download (PDF)

General Description

The SP7685 is a current-regulated charge pump ideal for powering high brightness LEDs for camera flash applications.

The charge pump can be set to regulate two current levels for FLASH and TORCH modes.

The SP7685 automatically switches modes between step-up and step-down ensuring that LED current does not depend on the forward voltage.

Key Features

  • Output Current up to 1.2A.
  • 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: 2.4 MHz.
  • 50mV Reference for low Loss Sensing.
  • IQ < 2μA in Shutdown.
  • PWM Dimming Control.
  • Automatic Soft Start Limits Inrush Current.
  • Overvoltage Protection on Output.
  • Overcurrent/temperature Protection.

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