Typical Application for TCA62735FLG Charge Pump Converter for White LED Driver

Reference Design using part TCA62735FLG by Toshiba

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Manufacturer

Toshiba
  • Application Category
    Lighting
  • Product Type
    White LED Driver

For End Products

  • Cellular Phone
  • Handy Terminal
  • LCD Backlighting
  • Personal Digital Assistant

Description

  • Typical Application for TCA62735FLG Charge Pump Converter for White LED Driver. The TCA62735FLG is a charge pump type DC/DC Converter specially designed for constant current driving of White LED. This IC can outputs LED current 120mA or more to 2.8-4.2 V input. This IC observes the power-supply voltage and the output voltage, and does an automatic change to the best of step up mode 1, 1.5 or 2 times. It is possible to prolong the battery longevity to its maximum. This IC is especially for driving back light white LEDs in LCD of PDA, Cellular Phone, or Handy Terminal Equipment

Key Features

  • Input Voltage
    2.8 to 4.2 V
  • Output Voltage
    4.2 V
  • Output Current
    0.12 A
  • Number of Derived Elements
    4

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