Typical Application Circuit for LT1120IS8 Current Limited 1A Regulator

Reference Design using part LT1120IS8 by Analog Devices

Manufacturer

Analog Devices
  • Application Category
    Power Supplies
  • Product Type
    DC to DC Single Output Power Supplies

For End Products

  • Battery Powered Systems
  • Portable Instrumentation

Description

  • Typical Application Circuit for LT1120IS8 Current Limited 1A Regulator. The LT1120 is a combination micropower positive regulator and free collector comparator on a single monolithic chip. With only 40 uA supply current, the LT1120 can supply over 125mA of output current. Input voltage range is from 4.5V to 36V and dropout voltage is 0.6V at 125mA. Dropout voltage decreases with lower load currents. Also included on the chip is a class B output 2.5V reference that can either source or sink current. A shutdown pin allows logic shutdown of the output

Key Features

  • Conversion Type
    DC to DC
  • Input Voltage
    4.5 to 36 V
  • Output Voltage
    5 V
  • Output Current
    1 A

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