MFU0805FF00630P100

Package / Case:	0805 (2012 Metric)
DC Cold Resistance:	0.42 Ohms
Size / Dimension:	0.079" L x 0.049" W x 0.018" H (2.00mm x 1.25mm x 0.45mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	UL
Melting I²t:	0.0014
Breaking Capacity @ Rated Voltage:	50A
Mounting Type:	Surface Mount
Series:	MFU
Response Time:	Fast
Voltage Rating - DC:	32V
Current Rating:	630mA
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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MFU0805FF00630P100 Application Field and Working Principle Fuses are electrically operated devices used to protect circuits against overloads. They are typically composed of a metal alloy wire, which may be silver, nickel, zinc, or a combination. The wires run through a ceramic or plastic holder, and are linked to a catchment that helps prevent the fuse from operating at too high a temperature. MFU0805FF00630P100 fuses are designed to respond to short circuit currents, and the current flow that can occur in an overloaded or malfunctioning circuit.The MFU0805FF00630P100 fuse is a miniaturized surface mount fuse with a 0805 body size. The fuse is rated to interrupt 8A at 10V DC. With a temperature coefficient of current resistance of 35ppm/K (parts per million per kelvin), it is able to withstand high temperatures of up to 150°C. The device is UL Recognized for use up to 500V and is RoHS Compliant.The MFU0805FF00630P100 fuse is composed of three main components: a conduction element, a conductive terminal, and a substrate. The conduction element is the element that conducts the current through the fuse and is composed of silver-zinc alloy. The conductive terminal is a set of plates inside the ferrite core that will provide energy for the conduction element. Lastly, the substrate is the insulating material that will help protect the components from outside elements.When the current flow goes above its rated current level, the conduction element heats up due to the resistance of the fuse. As the temperature of the fuse further increases, the resistance in the conduction element also increases, leading to an even further increase in temperature. Once the temperature reaches a certain level, the molten conductor is released, which creates an open circuit and stops the current flow. In this way, the device prevents any extra current from going through the circuit, which is what makes it a great tool for protecting sensitive circuits and components from short circuit damage.The MFU0805FF00630P100 fuse is a great tool for those in need of a miniaturized and reliable solution to short circuit protection. It is easy to install with its surface mount design, and can protect circuits against overheating and overcurrent situations. Thanks to the large temperature coefficient of current resistance, it can handle high temperatures for longer periods of time without any major impacts on its performance. With its high current rating, it is suitable for various applications, such as telecommunications systems, industrial controls, and electric vehicles.

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