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LP5522 - Programmable LED Driver

General Description

The LP5522 is a simple single wire programmable LED controller in six bump DSBGA package.

It provides constant current flow through high side driver.

Output current can be set from 1 mA to 20 mA by using an external resistor on the ISET pin.

Key Features

  • 1.
  • 2 Programmable Blinking Sequence.
  • 1 to 3 Programmable Pulses.
  • 1 ms to 255 ms LED on Time.
  • 10 ms to 2500 ms LED Off Time.
  • Single or Continuous Run of Programmed Blinking Sequence.
  • Constant Current High Side Output Driver.
  • Adjustable Current with External Resistor.
  • 0.2 µA Typical Shutdown Current.
  • Autonomous Operation without External Clock.
  • DSBGA-6 Package with 0.4 mm Pitch:.
  • 1.215 mm x 0.815 mm x.

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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.

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LP5522 www.ti.com SNVS488A – JUNE 2007 – REVISED MARCH 2013 Programmable LED Driver Check for Samples: LP5522 FEATURES 1 •2 Programmable Blinking Sequence – 1 to 3 Programmable Pulses – 1 ms to 255 ms LED on Time – 10 ms to 2500 ms LED Off Time – Single or Continuous Run of Programmed Blinking Sequence • Constant Current High Side Output Driver • Adjustable Current with External Resistor • 0.2 µA Typical Shutdown Current • Autonomous Operation without External Clock • DSBGA-6 Package with 0.4 mm Pitch: – 1.215 mm x 0.815 mm x 0.6 mm (LxWxH) APPLICATIONS • Indicator Lights • Phone Cosmetics • Toys DESCRIPTION The LP5522 is a simple single wire programmable LED controller in six bump DSBGA package. It provides constant current flow through high side driver.