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L5030 - BOOST-UP VOLTAGE CONVERTER

General Description

The L5030 is a high efficiency boost converter operating in current loop, based on a PFM mode to drive LEDs.

The current mode regulation allows the uniform brightness of LEDs.

Key Features

  • S.
  • Inductor based converter brings up to 92% efficiency.
  • +0.8V to +6.0V input voltage range.
  • 0.92V guaranteed start up input voltage.
  • Boost up control using PFM.
  • Constant output current regulation.

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UNISONIC TECHNOLOGIES CO., LTD L5030 LINEAR INTEGRATED CIRCUIT BOOST-UP VOLTAGE CONVERTER FOR LED DRIVER  DESCRIPTION The L5030 is a high efficiency boost converter operating in current loop, based on a PFM mode to drive LEDs. The current mode regulation allows the uniform brightness of LEDs. The wide application of L5030 makes it suitable for many types of battery applications such as Li-ions, Alkaline, or Sealed Lead Acid battery. The combination of few external components and small package size keeps the converter board area to a minimum in space-restricted applications.  FEATURES * Inductor based converter brings up to 92% efficiency * +0.8V to +6.0V input voltage range * 0.