PMP9760 Reference Design

Texas Instruments

Low Power Simple and Efficient Voltage Inverter for Optical Networking Modules Reference Design


In this reference design: the TPS62125 provides a simple and efficient voltage inverting circuit to be used for low power negative voltage rails: such as found in optical modules.  This configuration has been tested with a full test report and operation explanation.

  • Only 6 external components required for a complete solutionIC available in a 2 x 2 mm SON package for smallest sizeUser selectable output discharge function85% efficiency over a wide load rangeUp to 120 mA output current at 5V inputUser programmable turn on and off thresholds
  • Repeater
Product Categories
  • Power management


Part Number Name Companion Part
TPS62125 TPS62125 Buy Datasheet

User Guides

Title Updated Type Size (KB)
Using the TPS62125 in an Inverting Buck-Boost Topology (Rev. B)11 Jul 2014PDF909



Bill Of Materials

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Design File

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Test Data

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Other Documents

Title Updated Type Size (KB)
PMP9760 BOM 01 Aug 2014 PDF 20
PMP9760 Schematic 01 Aug 2014 PDF 23