TCF80

Response Time:	Slow
Size / Dimension:	1.880" L x 0.750" W x 1.270" H (47.75mm x 19.05mm x 32.26mm)
Package / Case:	Blade Type, Module
Mounting Type:	Holder
Breaking Capacity @ Rated Voltage:	300kA AC, 100kA DC
Operating Temperature:	-40°C ~ 80°C
Approvals:	CE, CSA, UL
Class:	--
Features:	Indicating
Applications:	Electrical, Industrial
Series:	CUBEFuse™ TCF
Voltage Rating - DC:	300V
Voltage Rating - AC:	600V
Current Rating:	80A
Fuse Type:	Rectangular
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

TCF80 is a type of speciality fuse primarily used in electronic and electrical systems for over-current protection. It is designed with a high melting point and is particularly suitable for high voltage applications, such as those found in fuse holders. This article will discuss the application fields and working principle of the TCF80 fuse.

Application Fields

TCF80 fuses are especially suited for use in electrical power supplies, solar power systems, wind power systems, and any other applications that use high-capacity loads or have a large amount of electrical energy passing through them. They can also be used in high amperage applications, such as those found in automobiles, in addition to other high-intensity electrical systems. TCF80 fuses offer protection from over-current and can be used in both AC and DC applications. They are designed to protect against both accidental short circuits and faults in the circuit. The fast response times of TCF80 fuses makes them ideal for those applications where time is an essential factor, such as in surface-mount technology. The low profile of TCF80 fuses allows them to easily and conveniently fit into space-constrained locations. This is particularly useful in applications that use components with limited board space, such as those found on portable devices.

Working Principle

TCF80 fuses operate on the principle of using a melting element, such as silver or copper, as the primary conductivity source. When the fuse is in normal operation, the fuse filament is kept intact due to the low current running through it. When the current reaches an excessive level which is greater than the maximum rating of the fuse, the fuse filament melts and breaks the circuit in order to protect the system from further damage. This process is known as “fusing” and occurs due to the heat produced by the excessive current. The TCF80 fuse also comes equipped with an operating temperature range between -55 to 125 °C, making it one of the most reliable fuses in the market. It also features a high-speed clearance capability and a wide operating temperature range, which makes it an ideal choice for use in a wide variety of applications.

Conclusion

The TCF80 fuse is a highly reliable specialty fuse mainly used in electronic and electrical systems that need over-current protection. Its application fields primarily depend on the use of high current capacity and the need for a fast response time, making it suitable for both AC and DC power sources. Additionally, its low-profile design makes it ideal for space-constrained locations. Finally, the TCF80 fuse works on the principle of the melting element, which breaks the circuit when the current exceeds a certain level. Its wide operating temperature range and its fast-acting capabilities make it one of the most reliable fuses available on the market.

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