0203.750HXG

Series:	FLAT-PAK® 203
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Fuse Type:	Board Mount (Cartridge Style Excluded)
Current Rating:	750mA
Voltage Rating - AC:	250V
Response Time:	Slow
Package / Case:	2-SMD, Gull Wing
Mounting Type:	Surface Mount
Breaking Capacity @ Rated Voltage:	50A
Melting I²t:	0.327
Approvals:	CSA, UL
Operating Temperature:	-55°C ~ 125°C
Color:	--
Size / Dimension:	0.372" L x 0.250" W x 0.165" H (9.45mm x 6.35mm x 4.19mm)
DC Cold Resistance:	0.158 Ohms

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Fuses—0203.750HXG Application field and Working Principle

Fuses are one of the most common devices used in electrical circuits for the purpose of protecting both people and other components in the circuit from damage due to excess electric current. Fuses are typically made from metal strips or wires with a melting point at a predetermined, specified amperage. When too much current flows through the fuse, the heat generated melts the metal strip or wire, “blowing” the fuse and disconnecting the circuit, thus halting the electrical current.The specific fuse being discussed here is the 0203.750HXG fuse. It is a miniature fast-acting glass body fuse. It features a current rating of 0.2A, an operating voltage of up to 250V AC/30V DC, and a breaking capacity of 200A. Its rated frequency is 50/60Hz. It is a time-delay fuse with a primary time delay and a secondary current limiting action.The 0203.750HXG fuse has a wide range of applications. It is frequently found in electronic devices such as computers, cell phones, and other consumer electronics. It is also used in meters, power supplies, industrial equipment, circuit boards, and many other applications.The working principle of the 0203.750HXG fuse is relatively simple. It has a metal filament inside the fuse which is made from a material with a melting point at a specified amperage. When the electrical current flow exceeds the amperage rating of the fuse, the heat generated causes the metal filament to melt, thus interrupting the circuit and preventing further damage to the circuit.The 0203.750HXG fuse is a time-delay fuse which has both primary time delay and secondary current limiting action. This means that it will be able to withstand a certain amount of current for a predetermined amount of time before it ‘blows’. This gives it the ability to protect sensitive electronic components from surges of high current flow without tripping the fuse too easily.The 0203.750HXG fuse is an excellent choice for protecting electrical circuitry and components from damage due to excessive electric current. It’s wide range of applications, time-delay action, and current limiting ability make it the perfect fuse for a variety of applications.

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