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 firstname.lastname@example.org.