300 Watt Phase Shifted Full Bridge


Design files


This design uses the UCC3895 Phase Shifted Full Bridge controller in a 48 volt to 14 volt at 20 amp isolated DC to DC converter. The converter achieves 94% efficiency with simple diode rectification.

Output voltage options PMP6720.1
Vin (Min) (V) 32
Vin (Max) (V) 57
Vout (Nom) (V) 14
Iout (Max) (A) 20
Output Power (W) 280
Isolated/Non-Isolated Isolated
Input Type DC
Topology Full Bridge- Phase Shifted

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.

SLUU872.PDF (270 K)

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

SLUR824.PDF (80 K)

Detailed schematic diagram for design layout and components

SLUR825.PDF (28 K)

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

SLUC336.ZIP (298 K)

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

SLUU873.PDF (82 K)

PCB layer plot file used for generating PCB design layout


Includes TI products in the design and potential alternatives.

PWM controllers

UCC3895Phase-shifted full-bridge controller with enhanced control logic, 0°C to 70°C

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

Technical documentation

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Type Title Date
Test report PMP6720 Test Results Feb. 10, 2012

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