Littelfuse PICO II 251 1A 125V Very Fast Acting Axial Fuse

The Littelfuse PICO II 251 Axial Fuse is a leaded, PCB-mounted component designed for reliable and precise circuit protection. With a current rating of 1 amp and a voltage rating of 125 volts AC/DC, it is engineered to safeguard sensitive electronics from overcurrent events.

Its defining feature is the Very Fast Acting blow characteristic. This rapid response time is critical for protecting delicate components in modern electronic devices, where even a brief surge can cause permanent damage. The fuse offers a high breaking capacity, capable of interrupting AC faults up to 50A and DC faults up to 300A, ensuring it can safely clear significant short-circuit currents.

The Axial Leaded case style makes it perfectly suited for through-hole PCB (Printed Circuit Board) assembly, providing a secure mechanical connection and reliable electrical contact. With compact dimensions of 15mm in depth, 33mm in width, and 43mm in height, it is an ideal space-saving solution for densely packed circuit boards.

This fuse is part of the trusted Littelfuse PICO II range, renowned for its consistent performance and quality in demanding applications. It is a fundamental component for engineers and technicians designing or maintaining power supplies, control boards, telecommunications equipment, and other critical electronic systems where dependable overcurrent protection is non-negotiable.