5STP 4

Package / Case:	5mm x 20mm (Axial)
DC Cold Resistance:	0.014 Ohms
Size / Dimension:	0.217" Dia x 0.827" L (5.50mm x 21.00mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	CE, CSA, IMQ, SEMKO, UL, VDE
Melting I²t:	56
Breaking Capacity @ Rated Voltage:	40A
Mounting Type:	Through Hole
Series:	5STP
Response Time:	Slow
Voltage Rating - AC:	250V
Current Rating:	4A
Fuse Type:	Cartridge, Glass
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Fuses are a type of device commonly used now. They are used to protect circuits from damage from high current or other over voltage conditions. The five steps in understanding how they work is to first understand the basic construction and operation of a fuse, second to understand the various application fields for fuses, third to understand how fuses can optimize system reliablity and performance, fourth to understand the working principles of fuses, and finally to know how to identify and select the right fuse for a given application.First, let\'s take a look at the basic design and operation of a fuse. Fuses consist of a sheath, an internal bridge, and a contact, all of which are usually encased in a metal container. The sheath is either solid or filled with powder, granules or disk-shaped - depending on the type of fuse. The internal bridge connects two terminals to create a closed circuit. When the correct amount of current flows through the circuit, the metal bridge melts, breaking the circuit and preventing the flow of any further electricity.Second, let\'s look at the various application fields for fuses. Fuses are used to protect that equipment from overloads or short circuits. They can be found in power plants, electrical and electronic equipment, and in many consumer products such as computers, stereos, radios, and televisions. They can also be used to help protect appliances and industrial machines against unexpected power surges.Third, let\'s consider how fuses can optimize system reliability and performance. Fuses reduce the amount of damage when an overload or short circuit occurs, as they break the circuit before it can build up too much current. This helps to protect sensitive equipment and ensures the system continues to operate correctly. Moreover, fuses are often used in conjunction with circuit breakers, which are used to temporarily break current flow to prevent damage from overvoltages and other types of problems.Fourth, let\'s look at the working principles of fuses. Fuses are designed to open the circuit and disconnect the load when the current flowing through the fuse exceeds a certain design value. This is usually indicated either on the fuse body or in the corresponding technical drawing. When the maximum current is exceeded, the bridge material melts, preventing the circuit from carrying any further current.Finally, let\'s consider how to identify and select the right fuse for a given application. When selecting a fuse, it is important to consider the current rating and the interruption rating. The current rating is the maximum current that the fuse is designed to protect against, and the interruption rating is the maximum current that the fuse can carry without failure. It is also important to consider the voltage rating, the time-delay rating, the ambient temperature, the mechanical vibrations, and the arc-flash risk.In summary, fuses are essential devices for protecting sensitive electronics from damage due to high current or overvoltage conditions. Understanding the basic design and operation of fuses, the various application fields for fuses, how fuses can optimize system reliability and performance, and the working principles of fuses are essential for being able to identify and select the right fuse for a given application.

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Part Number	Manufacturer	Price	Quantity	Description