Response Time:	Fast
DC Cold Resistance:	0.255 Ohms
Size / Dimension:	0.126" L x 0.063" W x 0.063" H (3.20mm x 1.60mm x 1.60mm)
Color:	--
Operating Temperature:	-55°C ~ 90°C
Approvals:	cURus
Melting I²t:	0.0032
Breaking Capacity @ Rated Voltage:	10A AC, 100A DC
Mounting Type:	Surface Mount
Package / Case:	1206 (3216 Metric)
Series:	USFF 1206
Voltage Rating - DC:	63V
Voltage Rating - AC:	125V
Current Rating:	250mA
Fuse Type:	Board Mount (Cartridge Style Excluded)
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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3413.0010.11 Fuses - Application field and Working Principle

Introduction

Fuses are an essential tool in many electrical applications since the beginning of the industrial revolution. These security devices are the most common and inexpensive form of overcurrent protection, which is why they are the most widely used type of protection device.

Application field

Fuses are used to protect motors, transformers, capacitors, generators, heaters, cables, equipment and other electrical components. Fuses provide additional benefits like insulation protection, short-circuit protection, overload protection, and voltage protection. Fuses offer various levels of protection, making them suitable for a broad range of applications.Fuses are most commonly used in residential, commercial, and industrial electrical systems. In residential applications, fuses are used to protect everything from refrigerators to dishwashers. In commercial applications, they are primarily used to protect lighting and other sensitive electronics. Fuses are also commonly used in industrial applications to protect machines, motors, and other equipment from an overload or short circuit.

Working principle

The working principle of a fuse is simple. Fuses are designed to protect electrical components from an overload or short circuit. When the current flowing through the circuit exceeds the predetermined limit of the fuse, the metal strip inside the device melts, thus breaking the circuit and preventing further damage.Fuses are rated according to the maximum current they can manage. This current rating is referred to as the "rating" and is typically measured in amps. There are also voltage ratings for fuses, which allow them to be used in environments where there is a high amount of voltage.

Conclusion

Fuses are essential in many electrical systems for the protection of motors, equipment, transformers, and other components. The basic working principle of fuses is to protect the components from damage due to an overload or short circuit. Fuses are rated by current and voltage and are available in a range of ratings and sizes to suit different applications.

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