0446003.ZR Circuit Protection |
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Allicdata Part #: | F1001TR-ND |
Manufacturer Part#: |
0446003.ZR |
Price: | $ 0.00 |
Product Category: | Circuit Protection |
Manufacturer: | Littelfuse Inc. |
Short Description: | FUSE BOARD MNT 3A 350VAC 125VDC |
More Detail: | N/A |
DataSheet: | 0446003.ZR Datasheet/PDF |
Quantity: | 1000 |
Lead Free Status / RoHS Status: | Contains lead / RoHS non-compliant |
Moisture Sensitivity Level (MSL): | 2 (1 Year) |
1 +: | 0.00000 |
Fuse Type: | Board Mount (Cartridge Style Excluded) |
Current Rating: | 3A |
Voltage Rating - AC: | 350V |
Voltage Rating - DC: | 125V |
Response Time: | Fast |
Package / Case: | 2-SMD, Gull Wing |
Mounting Type: | Surface Mount |
Breaking Capacity @ Rated Voltage: | 100A AC, 50A DC |
Melting I²t: | 9.4 |
Approvals: | CSA, METI, UL |
Operating Temperature: | -40°C ~ 125°C |
Color: | -- |
Size / Dimension: | 0.430" L x 0.345" W x 0.150" H (10.92mm x 8.76mm x 3.81mm) |
DC Cold Resistance: | 0.034 Ohms |
Series: | 446 |
Packaging: | Tape & Reel (TR) |
Lead Free Status / RoHS Status: | -- |
Part Status: | Obsolete |
Moisture Sensitivity Level (MSL): | -- |
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0446003.ZR Application Field and Working Principle
The 0446003.ZR is a type of fuse designed for the purpose of protecting electrical circuit equipment from damage due to over-current or short circuit. It is especially useful in instances where the circuit is being used for a large and possibly dangerous load. It is designed to cut off the supply when an excess amount of current passes through the circuit, preventing further damage and danger from occurring.
This type of fuse can be used in a number of areas, such as industrial, automotive, and consumer applications. It can be used to protect home electronics, major appliances, industrial motor control systems, and other sensitive systems. In automotive applications, this type of fuse may be used to protect from alternator failure, short circuits caused by improperly installed wiring, and other anomalies.
The 0446003.ZR works through the use of a strip of metal, usually zinc or copper, that is melted when an overload current runs through the circuit. This melting of the metal will stop or open the circuit, preventing further flow of current and heat generated from an excessive draw. The temperature sensitivity of the strip also allows the fuse to react quickly, within milliseconds, to abnormally high levels of current.
In addition to its function as a current-sensitive device, the 0446003.ZR also serves as a low resistance conductor and a protective device. Its low resistance limits the amount of current that can pass through the circuit, providing additional protection. The protective function is further enhanced through the use of a metal housing that is designed to contain the molten metal and any hot gases generated from the initial overload.
This type of fuse can be purchased in a wide variety of sizes and ratings, allowing for it to be used in a number of different applications. The fuse is designed to fit specific applications with the amount of current, time delay, and voltage ratings that need to be considered when selecting the appropriate fuse. It is also important to take into consideration the environment in which the device will be used, as the vibrations and temperatures may influence the longevity of the device.
The specific data is subject to PDF, and the above content is for reference
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