SF-0402S160-2

Series:	SinglFuse™ SF-0402S
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Fuse Type:	Board Mount (Cartridge Style Excluded)
Current Rating:	1.6A
Voltage Rating - DC:	24V
Response Time:	Slow
Package / Case:	0402 (1005 Metric)
Mounting Type:	Surface Mount
Breaking Capacity @ Rated Voltage:	35A
Melting I²t:	0.03734
Approvals:	UL
Operating Temperature:	-40°C ~ 105°C
Color:	--
Size / Dimension:	0.039" L x 0.020" W x 0.014" H (1.00mm x 0.52mm x 0.35mm)
DC Cold Resistance:	0.032 Ohms

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Introduction

Fuses are electrical components used to protect electrical circuits from excessive current, thereby preventing fires and potential damage to equipment and property. The SF-0402S160-2 is a specific appliction of such a device, combining features such as size, current limitation and temperature rating. This article will discuss the application field and working principle of this type of fuse.

Application Field

The SF-0402S160-2 is a small yet powerful fuse designed to fit in tight spaces. It combines a small size (0402) with a high current rating (160 amps). This combination makes it suitable for applications such as motor control, HVAC units and power supplies. In general, it can be used in any tight space where a larger fuse would be impractical.The SF-0402S160-2 is also designed to withstand high temperatures, up to 125°C, which makes it suitable for applications where ambient temperatures can reach dangerous levels. It is especially useful in automotive applications, where high temperatures can cause damage to components and reduce the life of the vehicle. Furthermore, the device is RoHS compliant, which makes it suitable for electronics manufacturing processes.

Working Principle

The working principle of the SF-0402S160-2 is simple yet effective. It contains a metal strip that carries the current, which is protected by a thin wire. When an overcurrent occurs, the wire melts, thereby interrupting the current and preventing further damage. This melting point is determined by the resistance of the wire and the load current flowing through it.The fuse is designed to react quickly and protect the circuit from excessive current. This means that if an overcurrent occurs, the fuse will be able to limit the current before it causes irreparable damage. The device is also designed to operate efficiently, drawing minimal energy from the circuit.

Conclusion

The SF-0402S160-2 is a powerful fuse designed to protect circuits from excessive current and high temperatures. It combines a small size and high current rating, making it suitable for applications where larger fuses would be impractical. Its working principle is simple yet effective, reacting quickly to limit excessive current and protect the circuit.

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