PMP9380 Reference Design

Texas Instruments

Synchronous Inverting Buck Converter Application - Reference Design

Description

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.

Features
  • Vin 18V to 42V 4 layer board (1 oz. copper on top and bottom: 0.5 oz. on middle two layers) Board dimensions: 3.2” x 1.6” Good thermal performance and efficiency
Applications
Product Categories
  • Power management

Bill Of Materials

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Schematic

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Test Data

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Other Documents

Title Updated Type Size (KB)
PMP9380 Gerber 14 Jan 2015 ZIP 118
PMP9380 CAD Files 14 Jan 2015 ZIP 496
PMP9380 BOM 14 Jan 2015 PDF 103
PMP9380 Schematic 14 Jan 2015 PDF 125