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MAX8631X - White LED Charge Pump

Key Features

  • Powers Up to 8 LEDs Up to 30mA/LED Drive for Backlight Up to 400mA Total Drive for Flash.
  • Two Internal Low-Noise 200mA LDOs.
  • 94% Max/85% Avg Efficiency (PLED/PBATT) over Li+ Battery Discharge.
  • 0.2% Typical LED Current Matching.
  • Adaptive 1x/1.5x/2x Mode Switchover.
  • Flexible Brightness Control Single-Wire Serial Pulse Interface (32 Steps) 2-Bit Logic (Three Levels).
  • Thermal TA Derating Function.
  • Low Input Ripple and EMI.

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Other Datasheets by Maxim Integrated (now Analog Devices)

Part Number Description
MAX8631Y White LED Charge Pump
MAX8630W Triple-Channel Video Reconstruction Filter/Buffer
MAX8630X Triple-Channel Video Reconstruction Filter/Buffer
MAX8630Y Charge Pumps
MAX8630Z Charge Pumps

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.

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www.DataSheet4U.com 19-3688; Rev 2; 5/06 KIT ATION EVALU E L B A AVAIL 1x/1.5x/2x White LED Charge Pump with Two LDOs in 4mm x 4mm Thin QFN General Description Features ♦ Powers Up to 8 LEDs Up to 30mA/LED Drive for Backlight Up to 400mA Total Drive for Flash ♦ Two Internal Low-Noise 200mA LDOs ♦ 94% Max/85% Avg Efficiency (PLED/PBATT) over Li+ Battery Discharge ♦ 0.2% Typical LED Current Matching ♦ Adaptive 1x/1.5x/2x Mode Switchover ♦ Flexible Brightness Control Single-Wire Serial Pulse Interface (32 Steps) 2-Bit Logic (Three Levels) ♦ Thermal TA Derating Function ♦ Low Input Ripple and EMI ♦ 2.7V to 5.