Typical Application for LM2574 Inverting Buck-Boost Regulator shut-down Circuit Using a PNP Transistor

Reference Design using part LM2574 by onsemi

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Manufacturer

onsemi
  • Application Category
    Power Supplies
  • Product Type
    DC to DC Single Output Power Supplies

For End Products

  • Boost Converter
  • Buck Converter
  • Linear Regulators
  • Positive-to-Negative Conversions
  • Power Supplies
  • Switching Regulators

Description

  • Typical Application for LM2574 Inverting Buck-Boost Regulator shut-down Circuit Using a PNP Transistor. The LM2574 series of regulators are monolithic integrated circuits ideally suited for easy and convenient design of a step-down switching regulator (buck converter)

Key Features

  • Conversion Type
    DC to DC
  • Topology
    Buck Boost

Featured Parts (4)

Featured Parts
Part Number Manufacturer Type Description
LM2574DW-ADJR2G onsemi DC to DC Converter and Switching Regulator Chip Conv DC-DC 4.75V to 40V Step Down Single-Out 1.23V to 37V 0.5A 16-Pin SOIC W T/R Buy
LM2574N-12G onsemi DC to DC Converter and Switching Regulator Chip Conv DC-DC 4.75V to 40V Step Down Single-Out 12V 0.5A 8-Pin PDIP Rail Buy
LM2574N-ADJG onsemi DC to DC Converter and Switching Regulator Chip Conv DC-DC 4.75V to 40V Step Down Single-Out 1.23V to 37V 0.5A 8-Pin PDIP Rail Buy
LM2574N-5G onsemi DC to DC Converter and Switching Regulator Chip Conv DC-DC 4.75V to 40V Step Down Single-Out 5V 0.5A 8-Pin PDIP Rail Buy

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