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SP7685 - Buck/Boost Charge Pump LED Driver

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.

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.

📥 Download Datasheet

Datasheet Details

Part number SP7685
Manufacturer Sipex Corporation
File Size 298.95 KB
Description Buck/Boost Charge Pump LED Driver
Datasheet download datasheet SP7685 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
www.DataSheet4U.com SP7685 1.2A Buck/Boost Charge Pump LED Driver 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 ■ Low Ripple and EMI ■ Ultra-low Dropout Voltage in Buck Mode ■ 2.