Ultra Librarian White Logo
STMicroelectronics White Logo

FREE CAD LIBRARIES FOR YOUR FAVORITE PARTS FROM STMICRO

STMICROELECTRONICS

Download components for free in over 30 CAD formats. Models are available for download on Ultra Librarian, or from participating distributors, manufacturers, or PCB design tools.

Design in your preferred CAD tool or through our available apps and integrations. Get back to what matters most; innovation, not part creation.

featured reference designs

2 A step down DC - DC switching regulator (VIN = 4.5 V to 60 V) based on the L7987L
The STEVAL-ISA172V2 is a 2 kW fully digital switch mode AC-DC converter consisting of two power sections: a two phase interleaved power factor corrector (PFC) and a DC-DC phaseshifted full-bridge converter
The STEVAL-DPSLLCK1 is a digitally controlled 3 kW full bridge LLC resonant DC-DC converter with output synchronous rectification. The kit consists of a power board, digital control board, adapter board, and firmware modules.

the single largest library of

stmicroelectronics parts

In order to provide the largest library of verified CAD models, we have partnered with major IC manufacturers including STMicroelectronics to build libraries of their parts. Our library consists of all the major IC applications including analog to digital converters, power management ICs, processors, analog comparators, microcontrollers, operational amplifiers, transistors, regulators, and much more.

Stmicroelectronics

download feed

Recently Downloaded Parts

STMicroelectronics
STMicroelectronics
STMicroelectronics
STMicroelectronics
STMicroelectronics
STMicroelectronics
STMicroelectronics
STMicroelectronics
STMicroelectronics
STMicroelectronics

Top Downloaded Parts

STMicroelectronics
STMicroelectronics
STMicroelectronics
STMicroelectronics
STMicroelectronics
STMicroelectronics
STMicroelectronics
STMicroelectronics
STMicroelectronics
STMicroelectronics

GET SYMBOLS, FOOTPRINTS, AND 3D MODELS FOR YOUR CAD TOOL

THE BROADEST CAD TOOL SUPPORT IN THE INDUSTRY

Don’t see yours? Check out the full list here.

the pcb design, assembly, and trends blog

RELATED CONTENT

FIND PARTS FROM OVER 2,500 MANUFACTURERS

BROWSE PARTS FROM YOUR FAVORITE MANUFACTURERS

Check out all manufacturers here.

INTERESTED IN PARTNERING WITH ULTRA LIBRARIAN?

Learn how we can help you capture valuable leads through ECAD libraries and design resources. Several different content creation and marketing packages available with enhanced design resource options like intelligent reference designs.