F0402E0R50FWTR Circuit Protection

Package / Case:	0402 (1005 Metric)
DC Cold Resistance:	0.25 Ohms
Size / Dimension:	0.039" L x 0.022" W x 0.016" H (1.00mm x 0.55mm x 0.40mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	cUL, UL
Melting I²t:	0.0003
Breaking Capacity @ Rated Voltage:	50A
Mounting Type:	Surface Mount
Series:	Accu-Guard® II
Response Time:	Fast
Voltage Rating - DC:	32V
Current Rating:	500mA
Fuse Type:	Board Mount (Cartridge Style Excluded)
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Fuses are a type of electrical components used to protect circuits from overloads and electric surges. The F0402E0R50FWTR is a surface mount fuse designed to protect low voltage circuits from potential damages caused by these events. This fuse features a fast-acting design with a rated current of 50A at 250VAC, making it ideal for a range of applications in the automotive, industrial and entertainment industries.The F0402E0R50FWTR consists of a cylindrical metal body filled with an alloy of silver, tin and other metals. This alloy is designed to melt the metal strip contained within the body at a predetermined current level. The design of the F0402E0R50FWTR allows for it to open quickly, in less than 1/100th of a second, protecting equipment from dangerous currents.The most common application of this type of fuse is in the automotive industry, where it is used to protect the vehicle’s electrical system from the risk of short-circuiting or overloading. It is also used to protect devices from high voltage spikes and surges caused by lightning or any other unforeseen events. In the industrial sector, the F0402E0R50FWTR is commonly used to protect circuit boards and control systems from sudden current events. The working principle of the F0402E0R50FWTR is a simple one. When a current event occurs, the fuse alloy melts and the metal strip within breaks, shutting off the current flow. This action is instantaneous and is designed to protect the circuit from damage. Once the current is interrupted, the melted alloy begins to cool and the circuit is restored. The F0402E0R50FWTR is a unique and dependable protection device with a wide range of applications. It is easy to install and costs little to maintain. However, when using these fuses, always ensure that you are not exceeding the rated current as doing so can damage the device, resulting in a potential danger to personnel or property. In conclusion, the F0402E0R50FWTR is an efficient and cost effective solution to protect low voltage circuits from dangerous currents and surges. Its fast-acting design makes it suitable for a wide range of applications in the automotive, industrial and entertainment industries. By understanding its working principle and properly applying it to specific applications, users can protect their valuable equipment from potential damage and ensure a safe and reliable operation.

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