Dual Output Rail Power Supply with Inverting Buck Boost Converter Reference Design

(ACTIVE) PMP10090

Description & Features

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Key Document

Description

PMP10090.1 shows a power supply, which provides a positive and a negative voltage rail in an inverting Buck Boost configuration. A 12V input is converted to 15V and -15V output voltages with 700mA load current each. 

Features
  • Built and tested
  • Simple solution for dual rail output voltage
  • Perfect for supplying OpAmps

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Schematic/Block Diagram

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Simulation Data

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Simulation Data

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Design Files

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Bill of Materials (BOM)

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Parametrics
 PMP10090.1
(Output Voltage 1)
PMP10090.2
(Output Voltage 2)
Vin (Min) (V)1010
Vin (Max) (V)1414
Vout (Nom) (V)15-15
Iout (Max) (A).7.7
Output Power (W)10.510.5
Isolated/Non-IsolatedNon-IsolatedNon-Isolated
Input TypeDCDC
TopologyBuck Boost- InvertingBuck Boost- Inverting

TI Devices (1)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
TPS54340  42 V Input, 3.5 A, Step-Down DC/DC Converter with Eco-mode™  Step-down (buck)  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
TPS54340 Download

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Technical Documents

View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.

User guides (1)
Title Abstract Type Size (KB) Date Views TI Recommends
PDF 938 29 Apr 2015 18
Design files (3)
Title Abstract Type Size (KB) Date Views
ZIP 20 29 Apr 2015 9
PDF 76 29 Apr 2015 13
PDF 112 29 Apr 2015 44

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