A resettable fuse or polymeric positive temperature coefficient device (PPTC) is a passive electronic component used to protect against overcurrent faults in electronic circuits. The …

May 10, 2023 · What is a Resettable Fuse? A resettable fuse is a device that protects electronic circuits from damage caused by overcurrent conditions, overloads, overheating, or short …

Oct 26, 2023 · A resettable fuse, also known as a Polymer Positive Temperature Coefficient (PTC) device, is a crucial component in electronic circuits that provides overcurrent protection.

Aug 9, 2025 · Unlike traditional fuses that need replacement after tripping, PTC fuses automatically reset when the fault is removed. This blog explores the working principle, …

May 8, 2025 · What Is a Resettable Fuse? A resettable fuse (Polymeric Positive Temperature Coefficient or PTC device) is a safety component used to protect electronic circuits from …

Device selection process To select or specify the most suitable PTC resettable fuse for your application, Eaton recommends a 6-step process:

Explore Bourns® Multifuse® PPTC resettable fuses for reliable overcurrent protection. Available in surface-mount and leaded types for automotive and industrial use.

Oct 28, 2022 · A PTC resettable fuse can open electric circuits during fault events like a traditional one-time fuse, but is automatically resettable. A PTC fuse consists of a positive temperature …

Apr 29, 2024 · But what exactly are resettable fuses? Resettable fuses, also known as polymeric positive temperature coefficient (PPTC) devices or polyfuse, are devices designed to protect …

Oct 26, 2023 · Resettable fuses, or PTCs, are an invaluable resource in the electrical and electronic world. They provide excellent overcurrent protection while eliminating the need for …