F0805B1R00FWTR Circuit Protection

Package / Case:	0805 (2012 Metric)
DC Cold Resistance:	0.22 Ohms
Size / Dimension:	0.083" L x 0.050" W x 0.035" H (2.10mm x 1.27mm x 0.90mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	cUL, UL
Melting I²t:	0.003
Breaking Capacity @ Rated Voltage:	50A
Mounting Type:	Surface Mount
Series:	Accu-Guard® II
Response Time:	Fast
Voltage Rating - DC:	63V
Current Rating:	1A
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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F0805B1R00FWTR Application Field and Working PrincipleFuses are among the most important safety devices used in electrical and electronic equipment. They are designed to automatically cut off power whenever there is an overcurrent condition, protecting against a potentially catastrophic electrical short circuit or overload. The F0805B1R00FWTR, manufactured by Cooper Bussmann, is a fast-acting, subminiature, surface-mount fuse device designed for applications where space is limited.The F0805B1R00FWTR has an interrupt rating of 100 amps at 57 volts AC and 125 amps at 250 volts DC. The highest frequency the device can interrupt is 1.0 MHz at a rated reverse voltage of 50 volts. The fuse has a time delay of up to 30 seconds, meaning that it is designed to allow up to 30 seconds for the current to exceed the set limit before the device will trip.One of the key features of the F0805B1R00FWTR is its low profile, which does not require additional components in order to be installed. This is especially beneficial for applications in which space is limited and access is difficult., since it eliminates the need to deal with a cumbersome connection harness when mounting the device.The F0805B1R00FWTR can be used in a range of applications, including telecom and data processing equipment, office machines, industrial controls, power inverters, solar power equipment, electric vehicles, and consumer electronics. Due to its versatile design, it is also suitable for use in a wide variety of other applications.The device is able to perform its function of breaking the circuit in the event of an overcurrent situation through the principle of heat-induced melting. Inside the F0805B1R00FWTR is a metal element connected to two ends of the device. When an overcurrent passes through the element, it generates heat which causes the metal to melt. This interrupts the circuit, breaking the flow of current and disconnecting the power supply.The F0805B1R00FWTR also has a number of protective features, such as a high temperature rating, an inrush limitation, and a voltage rounding capability. These features help to further protect the device from damage in the event of an overcurrent situation.Overall, the F0805B1R00FWTR is an efficient and reliable fuse device designed for applications where space is limited. The device is designed to cut off power in the event of an overcurrent situation in order to protect the entirety of the system. It is suitable for a broad range of applications, and its low profile allows it to be installed without requiring additional components. Furthermore, it is designed with a number of protective features to further safeguard against damage in the event of an overcurrent situation.

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