
Allicdata Part #: | F4579-ND |
Manufacturer Part#: |
0203004.H |
Price: | $ 2.99 |
Product Category: | Circuit Protection |
Manufacturer: | Littelfuse Inc. |
Short Description: | FUSE BOARD MOUNT 4A 250VAC 2DIP |
More Detail: | N/A |
DataSheet: | ![]() |
Quantity: | 163 |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
Lead Free Status / RoHS Status: | Contains lead / RoHS non-compliant |
1 +: | $ 2.71530 |
5 +: | $ 2.62206 |
10 +: | $ 2.53134 |
50 +: | $ 1.98891 |
100 +: | $ 1.62729 |
250 +: | $ 1.58208 |
500 +: | $ 1.35608 |
1000 +: | $ 1.26567 |
5000 +: | $ 1.13006 |
Package / Case: | 2-DIP (0.400", 10.16mm) |
DC Cold Resistance: | 0.0148 Ohms |
Size / Dimension: | 0.372" L x 0.250" W x 0.165" H (9.45mm x 6.35mm x 4.19mm) |
Color: | -- |
Operating Temperature: | -55°C ~ 125°C |
Approvals: | CSA, UL |
Melting I²t: | 8.75 |
Breaking Capacity @ Rated Voltage: | 50A |
Mounting Type: | Through Hole |
Series: | FLAT-PAK® 203 |
Response Time: | Slow |
Voltage Rating - AC: | 250V |
Current Rating: | 4A |
Fuse Type: | Board Mount (Cartridge Style Excluded) |
Moisture Sensitivity Level (MSL): | -- |
Part Status: | Active |
Lead Free Status / RoHS Status: | -- |
Packaging: | Tube |
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A fuse is a type of electrical device used to protect an wired circuit from potential overloads. Fuses are most commonly used in homes, offices and other containing electrical circuits appliances. The 0203004.H fuse is a specialized type of fuse designed to handle larger loads than traditional fuses. This type of fuse has a higher current rating and a special design that makes it suitable for higher load applications.
Sub-miniature fuses are sometimes referred to as “hockey puck” fuses due to their shape. The 0203004.H is designated as a hockey puck fuse because it is round in shape with two opposing circular faces. This type of fuse consists of a metal strip enclosed in a plastic housing. The metal strip contains a conducting element and a fuse wire. When the fuse wire is exposed to a large current, it will heat up and melt, which will cause the current to reduce or cut off and prevent damage to the appliance or circuit.
The 0203004.H fuse offers a variety of features for its various applications. Its sturdy construction and special design allow it to function as an over-current protector with current rating up to 20A. The plastic housing is also designed to prevent arcing when the fuse is activated. This double circuit protection ensures that the fuse remains intact and does not cause any issues to the appliance or circuit.
The 0203004.H fuse is typically used in high-load applications to protect against short circuits, overloads, or thermal overcurents. This type of fuse is commonly found in industrial control systems, automotive electronics, and other high-load applications. It is also suitable for use in computer power supplies as it can provide fast overcurrent protection.
The working principle of the 0203004.H fuse is simple. When an overload occurs in the circuit, the fuse wire will heat up and melt, thereby cutting off the current flow and preventing damage to the appliance or circuit. The plastic housing is designed to protect the fuse from arcing when it is activated. In the event of a short circuit, the phenomenon of arcing is suppressed, thereby minimizing the risk of damage.
The 0203004.H fuse is an important safety feature for many appliances and electrical circuits. Its high current rating and special design make it suitable for high-load applications, making it an indispensable component for protecting the appliance and preventing major damage from occurring. Its easy installation and low costs make this type of fuse invaluable.
The specific data is subject to PDF, and the above content is for reference
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