Welcome to Littelfuse iDesign
Littelfuse created the iDesign platform in response to customer requests for a fast, simple way to identify the most appropriate solutions for their circuit protection applications. Thousands of engineers around the world have already registered for a free iDesign account. For your own account, just click the “New Users Register Here” button and complete a brief form. If you already have an iDesign account, welcome back; we hope you find the latest additions to the platform helpful.
iDesign Online Tools
Fuse Selection Tool
Choose the optimal electronic board-mounted fuse for a variety of applications. System-level, power, and automotive-style fuses not included.
ESD Selection Tool
Identify the most appropriate TVS Diode Arrays (SPA® silicon protection arrays) for protection from ESD and lightning-induced surges.
Fuse Holder, Block, and Clip Selection Tool
Easily find the right fuse holder, block or clip based on your selected cartridge fuse or circuit parameters.
Get Started Now
The iDesign platform offers you the assistance you need to choose the best component for an application, find parts documentation, share information with colleagues, and order part samples for prototyping.
To view videos on using the Littelfuse iDesign tool, click here.
For further assistance with the iDesign tools, contact us at email@example.com.