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SP7683 - Four Channel Charge Pump Regulator LED Driver

Datasheet Summary

Description

The SP7683 is high efficiency Charge Pump which regulates up to four white LEDs with matching current.

Based on the supply headroom available for the four precision current sinks, SP7683 automatically switches between 1X and 1.5X modes.

Features

  • 2.7V to 5.5V Input Voltage Range.
  • Up to 4 LEDS with matching currents.
  • LEDs can be Driven from the Charge Pump Output.
  • 1X and 1.5X Mode Charge Pump.
  • High Efficiency Operation.
  • 1.2 MHz Switching Frequency.
  • Programable LED Drive Capabliity.
  • PWM Dimming Control.
  • Low 0.5µA Shutdown Current.
  • Soft-Start Limits Inrush Current.
  • Output Overvoltage Protection.
  • Thermal Shutdown Protection.
  • QFN (4mm x 4mm) package LED2 EN/ PWM 14 LED1 16 1.

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Datasheet preview – SP7683

Datasheet Details

Part number SP7683
Manufacturer Sipex Corporation
File Size 171.48 KB
Description Four Channel Charge Pump Regulator LED Driver
Datasheet download datasheet SP7683 Datasheet
Additional preview pages of the SP7683 datasheet.

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Full PDF Text Transcription

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www.DataSheet4U.com ® Advanced SP7683 Four Channel Charge Pump Regulator LED Driver FEATURES ■ 2.7V to 5.5V Input Voltage Range ■ Up to 4 LEDS with matching currents ■ LEDs can be Driven from the Charge Pump Output ■ 1X and 1.5X Mode Charge Pump ■ High Efficiency Operation ■ 1.2 MHz Switching Frequency ■ Programable LED Drive Capabliity ■ PWM Dimming Control ■ Low 0.
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