PMP11438.2, Three Different Buck Converter Circuits to Convert 12V to 1.2V at >6A Load Current Reference Design

Reference Design using part TPS54A20RNJR by Texas Instruments

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PMP11438 3-Buck Top Image (Sheet 1 of 8)
PMP11438 3-Buck Bottom Image (Sheet 2 of 8)
PMP11438 Top Image (Sheet 3 of 8)
PMP11438 Bottom Image (Sheet 4 of 8)
PMP11438 Efficiency (Sheet 5 of 8)
PMP11438 Load Regulation (Sheet 6 of 8)
PMP11438 Schematic (Sheet 7 of 8)
PMP11438 Schematic (Sheet 8 of 8)
Image 1 / 8

Manufacturer

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

Associated Documents

For End Products

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Description

  • PMP11438.2, Buck Converter Circuit to Convert 12V to 1.2V at >6A Load Current Reference Design. The PMP11438 is a vehicle used to compare three different power solutions for converting a 12V bus to 1.2V at 6 - 10A. The 1.2V output voltage is applicable to DDR4 memory applications. Each solution offers an advantage in either full load efficiency, light load efficiency, density, height, transient response, or some combination of these

Key Features

  • Conversion Type
    DC to DC
  • Input Voltage
    10.8 to 13.2 V
  • Output Voltage
    1.2 V
  • Output Current
    6 A
  • Output Power
    7.2 W
  • Efficiency
    82 %
  • Topology
    Buck- Multiphase|Buck- Synchronous

Featured Parts (3)

Featured Parts
Part Number Manufacturer Type Description
TPS62184YZFR Texas Instruments DC to DC Converter and Switching Regulator Chip Conv DC-DC 4V to 17V Synchronous Step Down Single-Out 0.9V to 3.5V 6A 24-Pin DSBGA T/R Buy
TPS53515RVER Texas Instruments DC to DC Converter and Switching Regulator Chip Conv DC-DC 1.5V to 18V Synchronous Step Down Single-Out 0.6V to 5.5V 12A 28-Pin VQFN EP T/R Buy
TPS54A20RNJR Texas Instruments DC to DC Converter and Switching Regulator Chip Conv DC-DC 8V to 14V Synchronous Step Down Single-Out 0.5V to 2.8V 10A 20-Pin VQFN-HR EP T/R Buy

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