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Green phase-shifted full-bridge controller with Synchronous Rectificatin control


Models (4)

Title Category Type Date
UCC28950 and UCC28951 TINA-TI Transient Spice Model (Rev. A) TINA-TI Spice Model ZIP 05 Aug 2019
UCC28950 and UCC28951 TINA-TI Steady State Reference Design (Rev. A) TINA-TI Reference Design TSC 05 Aug 2019
UCC28950 and UCC28951 TINA-TI Startup Reference Design (Rev. A) TINA-TI Reference Design TSC 05 Aug 2019
UCC28950 and UCC28951 PSpice Transient Model (Rev. B) PSpice Model ZIP 01 Aug 2019

Design kits & evaluation modules (1)

Name Part# Type
UCC27714 600W Phase Shifted Full Bridge Converter Evaluation Module UCC27714EVM-551 Evaluation Modules & Boards

Reference designs

36-60Vin, 350W Slow Drain Modulation Power Converter with PSFB ZTE and HSHB Reference Design

This is a 350W High Speed Full Bridge Phase Shift ZVT Synchronous Rectification DC/DC reference design. It is built for telecom applications to supply a RF Power Amplifier stage. The design is utilizing UCC28950 voltage mode forward and average current limitation backward converter (two quadrant (...)

View the Important Notice for reference designs covering authorized use, intellectual property matters and disclaimers.

Description Part Number Company Tool Type
350W Slow Drain Modulation Power Converter PMP5726 Texas Instruments Reference designs
Dual-Channel Full-Bridge Converter (54V @ 30A) for PoE Power Sourcing (PSE) PMP6712 Texas Instruments Reference designs

Software (2)

UCC28950 Excel Design Tool (Rev. D)  (ZIP 184 KB )    27 Jul 2018  
UCC28950 MathCAD Design Tool (Rev. D)  (ZIP 1328 KB )    09 Jun 2011  

CAD/CAE symbols

Part# Package | Pins CAD File (.bxl) STEP Model (.stp)
UCC28950 Download -

Texas Instruments and Accelerated Designs, Inc. have collaborated together to provide TI customers with schematic symbols and PCB layout footprints for TI products.

Please follow the instructions below to view the CAD symbols:

Step 1: Download and install the Ultra Librarian software

Step 2: Download the Symbol and Footprint from the CAD.bxl file table.

Step 3: Open the .bxl file with the Ultra Librarian software.

You can always access the complete CAD/CAE Symbols database at //webench.ti.com/cad/

Both PCB footprints and schematic symbols are available for download in a vendor neutral format, which can then be exported to the leading EDA CAD/CAE design tools using the Ultra Librarian Reader. The reader is available as a free download.

The UL Reader is a subset of the Ultra Librarian toolset that can generate, import, and export components and their attributes in virtually any EDA CAD/CAE format.

WEBENCH® Power Designer is now even easier to use. Try it now.

WEBENCH® Designer UCC28950

  Min   Max Range
Vin  V 15.0 to 2000.0V
Vout  V 3.3 to 50V
Iout  A ≤ 300A
Ambient Temp  °C -40 to 125°C