3402.0046.11

Series:	OMF 63
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Fuse Type:	Board Mount (Cartridge Style Excluded)
Current Rating:	750mA
Voltage Rating - AC:	63V
Voltage Rating - DC:	63V
Response Time:	Fast
Package / Case:	2-SMD, J-Lead
Mounting Type:	Surface Mount
Breaking Capacity @ Rated Voltage:	50A
Melting I²t:	0.031
Approvals:	cURus
Operating Temperature:	-55°C ~ 125°C
Color:	--
Size / Dimension:	0.291" L x 0.122" W x 0.102" H (7.40mm x 3.10mm x 2.60mm)

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3402.0046.11 Application Field and Working Principle of FusesFuses are widely-used components in many industries, especially in the safety protection of electrical circuits. The 3402.0046.11 is a type of fuse, which is mainly used for two of the most important goals – to protect the circuit from being overload and short circuit. This article will discuss the application field and working principle of the fuses.Application FieldsThe 3402.0046.11 fuses are mainly used in power supplies, circuit protection, and signal lines protection.Power supplies application: The 3402.0046.11 fuses are usually used for the main protection for the entire power distribution system. They not only could protect the equipment from overload and short circuit, but also could control the current for the entire power circuit. In addition to the power supply protection, they can also be used in the reverse limiting protection, backup protection, and lightning protection. Circuit protection application: The 3402.0046.11 fuses are usually used for the power circuit protection in the motor, heater, interior and exterior circuits, and other circuit loading. With a proper selection, this type of fuses can protect the circuit from overcurrent or short circuit, and it also can protect the circuit or equipment from temperature or electrical fire damage. Signal circuit protection application: The 3402.0046.11 fuses are usually used for the signal circuit protection, such as protection for the communication circuit, the digital circuit protection, and the audio circuit protection. This type of fuse can effectively prevent the circuit from the interference, so that the reliable protection for the signals can be achieved. Working PrinciplesTo understand how the 3402.0046.11 fuses work, let’s first look at the basic structure of the fuse. A 3402.0046.11 fuse usually consists of an electrically conducting metal wire or strip, a case or holder, and a connecting terminal.The working principle of the fuse is based on an overcurrent or short circuit in the circuit. When the current in the circuit exceeds the rated safe current, it will generate more heat than normal. Then, the heat generated will be conducted by the metal conductor until the temperature increases, and the fuse will eventually melt or be destroyed by the heat. This action interrupts the circuit, thus preventing further damage from being caused to the equipment.At the same time, if a short circuit is generated in the circuit, the current immediately increases to an excessive level, and the fuse will immediately rupture or break the circuit. This can prevent the overvoltage short circuit from causing long-term continuous damage to the system.ConclusionThe 3402.0046.11 fuses are widely used in power supplies, circuit protection, and signal lines protection. Its working principle is based on the fact that when the current in the circuit is too high, it will generate more heat than normal, eventually resulting in the melting or breaking of the fuse. This action will protect the equipment from further damage.

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