Response Time:	Slow
DC Cold Resistance:	0.047 Ohms
Size / Dimension:	0.335" L x 0.157" W x 0.315" H (8.50mm x 4.00mm x 8.00mm)
Color:	--
Operating Temperature:	-40°C ~ 85°C
Approvals:	cULus
Melting I²t:	6.5
Breaking Capacity @ Rated Voltage:	50A
Mounting Type:	Through Hole
Package / Case:	Radial, Box
Series:	TE5® 399
Voltage Rating - DC:	65V
Voltage Rating - AC:	65V
Current Rating:	1.25A
Fuse Type:	Board Mount (Cartridge Style Excluded)
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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39911250000 Application Field and Working Principle

Introduction

Fuses are electrical safety components used to protect electrical circuits against excessive current. The 39911250000 are fast-acting fuses designed to offer advanced protection in a broad range of applications, including those in the industrial, telecommunications and automotive sectors. This article will discuss the application field of 39911250000 fuses and how they provide electrical circuit protection.

Application Field

39911250000 fuses are recommended for use in a variety of electrical systems, including those found in industrial or telecommunications equipment. They can be used in applications that require high current ratings and protection against short-term overloads and surges. The 39911250000 fuses may also be used in certain automotive applications, such as those found in headlamp circuits. When properly used, they effectively protect against electrical arc across fuse contacts and provide superior circuit protection when compared to other types of safety devices.

Working Principle

The fuse is made of a material such as copper or metal oxide that melts at a predetermined temperature when an overcurrent passes through it. The melting of the fuse element interrupts the circuit, and thus the overcurrent is safely diverted, protecting the circuit from damage. The 39911250000 are designed to be fast-acting, so that the circuit can be quickly disrupted when the fuse is triggered.

Advantages

The 39911250000 are designed to provide superior circuit protection. They are able to protect against surges and short-term overloads, and can handle higher current ratings than standard fuses. They also have a fast-acting time that ensures the circuit is quickly disrupted when the fuse is triggered. Additionally, the 39911250000 fuses are more reliable than other safety devices, making them an ideal choice for a variety of applications.

Conclusion

The 39911250000 are fast-acting fuses designed to offer superior circuit protection in a variety of applications, including those in the industrial, telecommunications and automotive sectors. The fuse is made of a material such as copper or metal oxide which melts at a predetermined temperature when an overcurrent passes through it, interrupting the circuit and preventing further damage. The 39911250000 have a fast-acting time and are more reliable than other safety devices, making them an ideal choice for a variety of applications.

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Part Number	Manufacturer	Price	Quantity	Description