5TT 7-R

Package / Case:	5mm x 20mm
DC Cold Resistance:	0.012 Ohms
Size / Dimension:	0.201" Dia x 0.787" L (5.10mm x 20.00mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	CE, CSA, PSE
Melting I²t:	295
Breaking Capacity @ Rated Voltage:	10kA
Mounting Type:	Holder
Series:	5TT
Response Time:	Slow
Voltage Rating - AC:	125V
Current Rating:	7A
Fuse Type:	Cartridge, Ceramic
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Fuses are electrical devices used to protect electrical circuits by controlling the flow of electricity. They are used to protect circuits from being damaged or destroyed by excessive current. Fuses are generally designed to fail in the event of an overload or short circuit, thereby protecting the device in which they are installed.The 5TT 7-R fuse is a fast-acting, thermal-magnetic type fuse designed to protect electrical circuits from excessive current. It is a two-part device made up of both a thermal element and a magnetic element. Its operation is based on two principles: thermal and magnetic.The thermal element is responsible for detecting an overcurrent situation and responding by melting the fuse element. This creates an open circuit and breaks the connection. The thermal element is made from a thermally sensitive metal such as metal oxide. The metal oxide expands and contracts in response to temperature changes which causes the current to increase or decrease. The 5TT 7-R fuse is designed to detect a current of 1.6P max. and respond by melting the fuse element and breaking the connection.The magnetic element is responsible for detecting a short circuit situation and responding by tripping the fuse. This is done by using the magnetic force of the coil surrounding the fuse element. When a short circuit is detected, the current flowing through the coil creates a strong magnetic field which causes the plunger to trip and open the circuit. This prevents the short circuit from damaging the device or circuit being protected.The 5TT 7-R fuse is designed for applications where it is necessary to protect critical circuits or components from electrical overloads and short circuits. It is commonly used in home appliances, lighting and power supplies, and automotive applications. It is available in a range of current ratings and trip characteristics and is UL listed.In conclusion, the 5TT 7-R is a fast-acting, thermal-magnetic type fuse designed for applications requiring protection from excessive current and short circuits. It is composed of both a thermal element and a magnetic element which respond to different conditions to provide a high level of protection. The 5TT 7-R fuse is available in a range of current ratings and trip characteristics and is UL listed, making it an ideal choice for many electrical protection needs.

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Part Number	Manufacturer	Price	Quantity	Description