PMP8928

Positive 12V to -4.35V/15A Buck-Boost Converter Reference Design

PMP8928

Design files

Overview

This reference design uses the TPS40170 sync buck controller to generate a -4.35V/15A output from a +12V input voltage. This circuit achieves greater than 94% efficiency at full load.

Output voltage options PMP8928.1
Vin (Min) (V) 10.8
Vin (Max) (V) 13.2
Vout (Nom) (V) -4.35
Iout (Max) (A) 15
Output Power (W) 65.25
Isolated/Non-Isolated Non-Isolated
Input Type DC
Topology Buck Boost- Synchronous^Buck Boost- Inverting

A fully assembled board has been developed for testing and performance validation only, and is not available for sale.

Design files & products

Design files

Download ready-to-use system files to speed your design process.

SLUUAM0.PDF (1073 K)

Test results for the reference design, including efficiency graphs, test prerequisites and more

SLURAD8.PDF (133 K)

Detailed schematic diagram for design layout and components

SLURAD9.PDF (18 K)

Complete listing of design components, reference designators, and manufacturers/part numbers

SLUC479.ZIP (214 K)

Design file that contains information on physical board layer of design PCB

SLUUAM1.PDF (3001 K)

PCB layer plot file used for generating PCB design layout

Products

Includes TI products in the design and potential alternatives.

Buck controllers (external switch)

TPS401704.5 V to 60 V Wide-Input Synchronous PWM Buck Controller

Data sheet document-pdfAcrobat PDF open-in-new HTML

Technical documentation

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Type Title Date
Test report PMP8928 Test Results Jul. 02, 2013

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