This product has been released to the market and is available for purchase. For some products, newer alternatives may be available.
2A, 3.5V-to-36V, Wide-Vin, Synchronous 2.1MHz Step-Down Converter


Models (2)

Title Category Type Date
LM53602 Unencrypted Adjustable PSpice Transient Model PSpice Model ZIP 10 Aug 2015
LM53602 Adjustable PSpice Transient Model PSpice Model ZIP 08 Jul 2015

Design kits & evaluation modules (1)

Name Part# Type
LM53603-Q1 Adjustable Output, 3A Buck Regulator Evaluation Module (EVM) LM53603AEVM Evaluation Modules & Boards

Reference designs

High Density Efficient Solution for Main Aux as well as Back up Aux Power in Drones

PMP10650 is a high power density 40W Buck Converter design optimized for Wide Vin Drone Design using the LM3150 controller IC (Used for Drone’s Backup Power) and LM53603. The design accepts an input voltage of 7Vin to 36Vin and provides the outputs of 5V@5A for Drone’s Backup power and (...)

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)
LM53602 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 LM53602

  Min   Max Range
Vin  V 3.5 to 36.0V
Vout  V 3.3 to 10V
Iout  A ≤ 2A
Ambient Temp  °C -40 to 150°C