| Allicdata Part #: | 0459.250ER-ND |
| Manufacturer Part#: |
0459.250ER |
| Price: | $ 0.00 |
| Product Category: | Circuit Protection |
| Manufacturer: | Littelfuse Inc. |
| Short Description: | FUSE BOARD MNT 250MA 125VAC/VDC |
| More Detail: | N/A |
| DataSheet: |  0459.250ER Datasheet/PDF |
| Quantity: | 1000 |
| Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
| Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
| Response Time: | Fast |
| DC Cold Resistance: | 0.665 Ohms |
| Size / Dimension: | 0.285" L x 0.170" W x 0.120" H (7.24mm x 4.32mm x 3.05mm) |
| Color: | -- |
| Operating Temperature: | -55°C ~ 125°C |
| Approvals: | CSA, UL |
| Melting I²t: | 0.0106 |
| Breaking Capacity @ Rated Voltage: | 50A AC, 300A DC |
| Mounting Type: | Surface Mount |
| Package / Case: | 2-SMD, J-Lead |
| Series: | PICO® 459 |
| Voltage Rating - DC: | 125V |
| Voltage Rating - AC: | 125V |
| Current Rating: | 250mA |
| Fuse Type: | Board Mount (Cartridge Style Excluded) |
| Moisture Sensitivity Level (MSL): | -- |
| Part Status: | Active |
| Lead Free Status / RoHS Status: | -- |
| Packaging: | Tape & Reel (TR) |
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Fuses
A 0459.250ER is a type of fuse that is used to protect an electrical circuit from overcurrents. It is designed to open the circuit if too much current passes through, preventing catastrophic equipment damage and possibly injury. The 0459.250ER features a quick-acting characteristic, meaning it opens quickly when overloaded, and is used in both commercial and industrial applications.
The 0459.250ER is a single-pole fuse that uses a copper alloy strip as the current-carrying element. The fuse element is mounted on the contact terminals of a ceramic case and held by a metal cap. The cap can be stamped with a rating indicating the voltage and current rating of the fuse.
When the current passing through the fuse reaches the rating limit (usually indicated on the cap), the fuse element heats up and melts. This opens the circuit, preventing the current from increasing to dangerous levels. In the event of a fault, the circuit is quickly disconnected, preventing the overload from damaging the equipment.
The 0459.250ER fuse is mainly used in industrial control circuits, such as motor control circuits, for protection against overloads. It can also be used in household appliances and other low-current circuits that require protection against short circuits. The fuse is an economical solution for providing reliable protection in these applications.
In summary, the 0459.250ER is a single-pole fuse designed to quickly open the circuit in the event of a fault or overload. It is used in industrial control circuits and other low-current circuits where reliable protection is needed. The fuse is an economical solution for ensuring safe and reliable operation of electrical circuits.