LM5155-Q1
This product has been released to the market and is available for purchase. For some products, newer alternatives may be available.
2.2MHz wide VIN non-synchronous boost/SEPIC/flyback controller

 

Models (4)

Title Category Type Date
LM5155-Q1 PSpice Average Model PSpice Model ZIP 26 Feb 2020
LM5155-Q1 PSpice Transient Model (Rev. D) PSpice Model ZIP 23 Dec 2019
LM5155-Q1 TINA-TI STARTUP REFERENCE DESIGN TINA-TI Reference Design TSC 02 Dec 2019
LM5155-Q1 TINA-TI TRANSIENT SPICE MODEL TINA-TI Spice Model ZIP 02 Dec 2019

Design kits & evaluation modules (3)

Name Part# Type
LM5155 Boost Controller Evaluation Module LM5155EVM-BST Evaluation Modules & Boards
LM5155 Flyback Controller Evaluation Module LM5155EVM-FLY Evaluation Modules & Boards
LM5155 SEPIC evaluation module LM5155EVM-SEPIC Evaluation Modules & Boards

Reference designs

Automotive dual stage (SEPIC + Linear) static LED driver module reference design for rear-lights

This reference design details a solution for driving LEDs in an automotive rear-light application such as a rear combination lamp (RCL). It features linear LED drivers for different rear light light functions and the LED drivers are powered by a single ended primary inductance converter (SEPIC) LED (...)

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

CAD/CAE symbols

Part# Package | Pins CAD File (.bxl) STEP Model (.stp)
LM5155-Q1 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.

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

WEBENCH® Designer LM5155-Q1

Topology Option
Product Option
  Min   Max Range
Vin  V
Vout  V
Iout  A
Ambient Temp  °C -40 to 125°C