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Littelfuse Ceramic Body Non-Resettable Fuse 250mA, 125V AC/DC, Fast Acting 0440.250WR
Specifications
| Country of Origin | Philippines |
|---|---|
| Voltage | 125, 125V ac |
| Brand | Littelfuse |
| Body Material | Ceramic |
| Height | 0.82mm |
| Model | 0440.250WR |
| Depth | 3.2mm |
| Series | 440 |
| Maximum Operating Temperature | 150°C |
| Resistance | 2.14Ω |
| Package Type | Reel |
| Minimum Operating Temperature | -55°C |
| Package Size | 1206 |
| Breaking Capacity | 50A |
| Terminal Material | Nickel, Tin, Silver |
| Standards/Approvals | RoHS, CSA |
| Fuse Characteristics | Fast Acting |
Key Features
- Designed for high ambient temperature operation up to 150°C.
- Fast acting fuse characteristic ensures timely circuit interruption.
- Surface mount technology suitable for compact electronic assemblies.
- High breaking capacity of 50A enhances safety under fault conditions.
- RoHS and CSA compliant, lead-free and halogen-free construction.
- Nickel, tin, and silver terminal materials provide reliable electrical contacts.
- Compact 1206 package size for space-saving installations.
- Applications include automotive electronics, servers, LCD displays, and medical apparatus.
Product Description
Littelfuse 0440.250WR is a ceramic body non-resettable fast acting fuse rated at 250mA and 125V for both AC and DC circuits. It is designed to provide overcurrent protection in electronics operating under high ambient temperatures up to 150°C. This fuse features a 1206 surface mount package size and a high breaking capacity of 50A, ensuring effective interruption of fault currents. Its durable construction using nickel, tin, and silver terminal materials guarantees reliable connectivity.
The fuse complies with RoHS and CSA standards and is both lead-free and halogen-free, making it environmentally friendly and suitable for modern electronics manufacturing processes including lead-free and leaded reflow/wave soldering. Its fast acting characteristic is ideal for protecting sensitive silicon integrated circuits in a variety of devices such as automotive electronics, LCD displays, servers, notebook computers, data modems, hard disk drives, printers, and scanners.
Surface mount technology allows compact design, reducing space and optimizing assembly efficiency. The fuse's ceramic body withstands operating temperatures from -55°C to +150°C, making it reliable in harsh conditions.
Designed for high ambient temperature operation up to 150°C. Fast acting fuse characteristic ensures timely circuit interruption. Surface mount technology suitable for compact electronic assemblies. High breaking capacity of 50A enhances safety under fault conditions.
RoHS and CSA compliant, lead-free and halogen-free construction. Nickel, tin, and silver terminal materials provide reliable electrical contacts. Compact 1206 package size for space-saving installations. Applications include automotive electronics, servers, LCD displays, and medical apparatus.
This Littelfuse non-resettable fuse is essential for industrial, automotive, laboratory, and consumer electronics requiring reliable overcurrent protection and long-term stability. Explore more circuits and fuse protection solutions at EnvMart.
Explore more products in our Non Resettable Fuses category.
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Frequently Asked Questions
This model has a voltage rating of 125V for both AC and DC circuits.
The maximum operating temperature for this fuse is 150°C.
It has a high breaking capacity of 50A, which enhances safety under fault conditions.
The fuse has a height of 0.82mm and a depth of 3.2mm, with a compact package size of 1206.
The terminal materials are nickel, tin, and silver, providing reliable electrical contacts.
Yes, it is RoHS and CSA compliant, and it is both lead-free and halogen-free.
This model features a fast acting fuse characteristic, ensuring timely circuit interruption.
It is suitable for applications including automotive electronics, servers, LCD displays, and medical apparatus.
The minimum operating temperature for this model is -55°C.
The body material of the Littelfuse 0440.250WR is ceramic, which allows it to withstand high temperatures.
The resistance value of this fuse is 2.14Ω.
It comes in a reel package type, suitable for surface mount technology.
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