Littelfuse Ceramic Time Delay Fuse, 5mm x 20mm, 250V AC, 2A

The Littelfuse Ceramic Time Delay Fuse is a high-performance surge withstand cartridge fuse designed to offer reliable circuit protection. With a robust ceramic body and nickel-plated brass end caps featuring tin-plated copper leads, it ensures excellent durability and consistent electrical performance.

Engineered to meet IEC specifications, this 2A fuse boasts a remarkable interrupting capability at an operating voltage of 250V AC. Its time-delay (time-lag) characteristic is a key feature, allowing it to withstand temporary inrush currents without unnecessary nuisance blowing, making it ideal for protecting circuits with motors, transformers, or capacitive loads.

This fuse offers a high breaking capacity of 1.5kA AC, providing robust protection against short-circuit faults. It is built to operate reliably across a wide temperature range from -55°C to 125°C, ensuring stable performance in diverse environmental conditions. Its compact metric size of 5mm x 20mm (imperial 0.2” x 0.79”) makes it a versatile component for various electronic and electrical assemblies.

Key Applications

Primarily designed for power management applications, this fuse is a critical safety component in a wide array of equipment. Its surge withstand capability and time-delay characteristic make it perfectly suited for safeguarding sensitive electronics and electrical circuits that experience high initial current surges during start-up.

Specifications at a Glance

• Blow Characteristic: Time Delay (Time-Lag)
• Fuse Current Rating: 2 Amps
• Voltage Rating: 250V AC
• Fuse Size: 5mm x 20mm (0.2” x 0.79”)
• Breaking Capacity: 1.5kA AC
• Operating Temperature Range: -55°C to 125°C
• Body Material: Ceramic
• End Cap Material: Nickel-plated brass with tin-plated copper leads

Choosing the Littelfuse 2A Time Delay Fuse means selecting a