0202.750H

Package / Case:	2-DIP (0.400", 10.16mm)
DC Cold Resistance:	0.166 Ohms
Size / Dimension:	0.372" L x 0.250" W x 0.165" H (9.45mm x 6.35mm x 4.19mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	CSA, UL
Melting I²t:	0.098
Breaking Capacity @ Rated Voltage:	50A
Mounting Type:	Through Hole
Series:	FLAT-PAK® 202
Response Time:	Fast
Voltage Rating - AC:	250V
Current Rating:	750mA
Fuse Type:	Board Mount (Cartridge Style Excluded)
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tube

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Fuses

Fuses provide electrical protection by fusing, or burning-out, when an electrical fault occurs. Although they are one-time-use devices, they are relatively inexpensive when compared to circuit breakers. Fuses are available in various shapes, sizes, ratings, and materials, and they are used in many applications, including automotive, domestic, marine, and industrial applications.The 0202.750H fuse is one such fuse, offering reliable protection for electrical equipment and components. It is one of the smallest 0.75A rated fuses and is commonly used in surface mount circuits and in audio-visual, electronic, and instrumentation applications.

0202.750H Application Field and Working Principle

The 0202.750H fuse is a 0.75 Amp-rated non-resettable fuse designed for use in surface-mount circuits with high-side switching. It has blade type contacts on one side and a pad on the other side to attach to circuit boards. It features an epoxy-based insulation layer, which allows for more reliable, long-term operation.Due to its tiny size, the 0202.750H is ideal for portable devices such as smartphones, tablets, and computers. It can protect the device from damage caused by short circuit, overload, and incorrect operation. It’s also suitable for use in domestic, automotive, and marine applications, where it can protect sensitive electronic equipment from damage caused by excessive current or voltage.The 0202.750H fuse works by using bimetallic strips that heat up and deform when the current density exceeds the rated current. This forces the contacts apart, resulting in a visible open circuit. The fuse is also designed to “blow” (burn-out) proportionally with increasing over-current conditions up to the specified fuse.The fuse is designed with a fast-acting characteristic, designed to clear short-circuit conditions quickly. It features a low time-delayed response that prevents false-tripping due to momentary overloads and low-current operation.

Conclusion

The 0202.750H fuse provides reliable protection for electrical circuits and components in a wide variety of applications. Its small size makes it ideal for use in portable devices, while its fast-acting characteristics and low-time delayed response ensure that it quickly and safely trips when an overcurrent occurs.

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