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LM3881 - Simple Power Sequencer

General Description

The LM3881 Simple Power Sequencer offers the easiest method to control power up and power down of multiple power supplies (switching or linear regulators).

Key Features

  • 1 Easiest Method to Sequence Rails.
  • Power-Up and Power-Down Control.
  • Tiny Footprint.
  • Low Quiescent Current of 80 µA.
  • Input Voltage Range of 2.7 V to 5.5 V.
  • Output Invert Feature.
  • Timing Controlled by Small Value External Capacitor 2.

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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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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM3881 SNVS555D – JANUARY 2008 – REVISED DECEMBER 2014 LM3881 Simple Power Sequencer With Adjustable Timing 1 Features •1 Easiest Method to Sequence Rails • Power-Up and Power-Down Control • Tiny Footprint • Low Quiescent Current of 80 µA • Input Voltage Range of 2.7 V to 5.5 V • Output Invert Feature • Timing Controlled by Small Value External Capacitor 2 Applications • Security Cameras • Servers • Networking Elements • FPGA Sequencing • Microprocessor and Microcontroller Sequencing • Multiple Supply Sequencing 3 Description The LM3881 Simple Power Sequencer offers the easiest method to control power up and power down of multiple power supplies (switching or linear regulators).