5HFP 4 Circuit Protection

Package / Case:	5mm x 20mm (Axial)
DC Cold Resistance:	0.023 Ohms
Size / Dimension:	0.217" Dia x 0.827" L (5.50mm x 21.00mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	CCC, CE, CSA, IMQ, PSE, SEMKO, UL
Melting I²t:	22
Breaking Capacity @ Rated Voltage:	1.5kA
Mounting Type:	Through Hole
Series:	5HFP
Response Time:	Fast
Voltage Rating - AC:	250V
Current Rating:	4A
Fuse Type:	Cartridge, Ceramic
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Fuses: 5HFP 4 Application Field and Working Principle

Fuses have been used as a protective device in electrical and electronic circuits for many years. A fuse is a device that is designed to protect electrical circuits from damage due to over-current or short-circuit conditions. The 5HFP 4 fuse is an electronic component that is commonly used in a variety of applications, and its working principle and field of application will be discussed in this article.The 5HFP 4 fuse is a direct current, non-resettable fuse that is specifically designed for over-current protection. This type of fuse is composed of a metal fuse element, encased in a ceramic housing. The metal fuse element is designed with two strips of metal wires that cross each other, with each strip being connected to one side of the application\'s power supply. When an over-current or short-circuit condition occurs, the metal wires inside the fuse element will overheat and melt together, thus interrupting power to the application.The 5HFP 4 fuse is commonly used in a variety of applications that require over-current protection. This type of fuse is commonly used in applications that require precise current limit protection, such as solar panels, batteries, wireless charging stations, AC/DC power supplies, and automotive electronics. It is also commonly used in high-current applications such as motor drives, transformers, high-voltage power supplies, and lighting fixtures. The 5HFP 4 fuse is designed to be a reliable and cost-effective form of over-current protection, and is typically used for applications that require a high degree of precision.The working principle of the 5HFP 4 fuse is quite simple. When the current passes through the metal fuse element, the metal strips inside the element will become heated due to the current flowing through them. Once the metal strips reach a certain temperature, they will become soft and melt together, thus interrupting power to the application. The 5HFP 4 fuse is designed to quickly react to an over-current or short-circuit condition, thus limiting or preventing damage to the application.The 5HFP 4 fuse is an electronic component that provides an effective form of over-current protection in a variety of applications. Its working principle is quite simple, and it is designed to be a reliable and cost-effective form of protection. The 5HFP 4 fuse is typically used for high current applications such as motor drives, transformers, and power supplies, as well as solar panels, batteries, wireless charging stations, and automotive electronics. In conclusion, the 5HFP 4 fuse is an electronic component commonly used for over-current protection in a variety of applications. It is composed of a metal fuse element encased in a ceramic housing, and uses a simple working principle of melting the metal elements when the current reaches a certain temperature. This type of fuse is designed to provide reliable and cost-effective over-current protection, and is commonly used in high-current applications such as motor drives, transformers, power supplies, batteries, solar panels, and automotive electronics.

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Part Number	Manufacturer	Price	Quantity	Description