TPS54331
This product has been released to the market and is available for purchase. For some products, newer alternatives may be available.
3.5V to 28V Input, 3A, 570kHz Step-Down Converter with Eco-mode

 

Models (5)

Title Category Type Date
TPS54331 TINA-TI Average Spice Model TINA-TI Spice Model ZIP 07 Apr 2017
TPS54331 TINA-TI Average Reference Design TINA-TI Reference Design TSC 06 Apr 2017
TPS54331 PSpice Transient Model PSpice Model ZIP 23 Aug 2012
TPS54331 TINA-TI Transient Spice Model (Rev. A) TINA-TI Spice Model TSM 28 Sep 2009
TPS54331 TINA-TI Transient Reference Design (Rev. A) TINA-TI Reference Design TSC 28 Sep 2009

Design kits & evaluation modules (2)

Name Part# Type
TPS54331 28V Input, 3.3V Output, 3A Evaluation Module TPS54331EVM-232 Evaluation Modules & Boards
USB Type-C™ Mini Dock board with video and charging support evaluation module USB-CTM-MINIDK-EVM Evaluation Modules & Boards

Reference designs

Non-isolated power architecture with diagnostics reference design for protection relay modules

This reference design showcases non-isolated power supply architectures for protection relays with analog input/output and communication modules generated from 5-, 12-, or 24-V DC input. To generate the power supplies the design uses DC/DC converters with an integrated FET, a power module with an (...)

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

Description Part Number Company Tool Type
12V input to 3.3@2A output + Isolated 3.3V@150mA PMP4536 Texas Instruments Reference designs

Development tools (2)

CAD/CAE symbols

Part# Package | Pins CAD File (.bxl) STEP Model (.stp)
TPS54331 Download -
Download 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.

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  Min   Max Range
Vin  V 3.5 to 28.0V
Vout  V 0.8 to 25V
Iout  A ≤ 3A
Ambient Temp  °C -40 to 150°C