PMP9380, Synchronous Inverting Buck Converter Application Reference Design

Reference Design using part LM46002PWP by Texas Instruments

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PMP9380 Top Image (Sheet 1 of 3)
PMP9380 Bottom Image (Sheet 2 of 3)
PMP9380 Schematic (Sheet 3 of 3)
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Manufacturer

Texas Instruments
  • Application Category
    Power Supplies
  • Product Type
    DC to DC Single Output Power Supplies

Associated Documents

For End Products

  • Buck Converter

Description

  • PMP9380, Synchronous Inverting Buck Converter Application Reference Design. The PMP9380 reference design is a Synchronous Inverting Buck Converter using the LM46002 Synchronous Buck Regulator IC. The design accepts an input voltage of 18Vin to 42Vin and provides an output of -15V capable of supplying a maximum current of 0.5A to the load. This design was built on a 4-layer board (1 oz. copper on top and bottom layers and 0.5 oz. copper on two inner layers). Tests in this report were performed at 18Vin, 30Vin and 42Vin

Key Features

  • Conversion Type
    DC to DC
  • Input Voltage
    18 to 42 V
  • Output Voltage
    -15 V
  • Output Current
    0.5 A
  • Topology
    Buck

Featured Parts (1)

Featured Parts
Part Number Manufacturer Type Description
LM46002PWP Texas Instruments DC to DC Converter and Switching Regulator Chip Conv DC-DC 3.5V to 60V Synchronous Step Down Single-Out 1V to 28V 2A 16-Pin HTSSOP EP Tube Buy

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