MF-RX160

Series:	Multifuse®, MF-RX
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Polymeric
Voltage - Max:	60V
Current - Max:	40A
Current - Hold (Ih) (Max):	1.6A
Current - Trip (It):	3.2A
Time to Trip:	11.4s
Resistance - Initial (Ri) (Min):	90 mOhms
Resistance - Post Trip (R1) (Max):	220 mOhms
Operating Temperature:	-40°C ~ 85°C
Ratings:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Disc
Size / Dimension:	0.642" L x 0.122" W (16.30mm x 3.10mm)
Height - Seated (Max):	0.839" (21.30mm)
Thickness (Max):	--
Lead Spacing:	0.201" (5.10mm)
Approvals:	cURus, TUV

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PTC Resettable Fuses

PTC (Positive Temperature Coefficient) Resettable Fuses are an increasingly popular and convenient way to protect electrical circuits from overcurrent conditions. They are used in a wide range of applications, from consumer electronics to industrial applications. MF-RX160 is a PTC Resettable Fuse which offers superior protection in a small package with a higher ampere rating. This makes it well-suited for use in a variety of applications ranging from consumer electronics to medical, automotive, aerospace and industrial applications.

Application Field

The MF-RX160 PTC Resettable Fuse offers superior overcurrent protection in a variety of applications, ranging from consumer electronics to medical, automotive and aerospace. It is ideal for protecting motor circuits, as well as for powering DC circuits in general. It is also well-suited for AC power supplies and AC/DC mixed systems. In the consumer electronics field, MF-RX160 can be used to guard against overcurrents caused by short circuits, overloads, and equipment faults. This includes devices such as handheld digital cameras, camcorders, and laptop computers, as well as home automation components. In the medical field, MF-RX160 can be used in a variety of applications, ranging from defibrillators to patient monitors. It is also well-suited for industrial uses, such as in manufacturing, machine tools, UPS systems, and HVAC systems. In the aerospace industry, it can be used in a variety of aircraft and spacecraft applications, providing robust protection against overcurrents and other possible faults.

Working Principle

PTC Resettable Fuses like the MF-RX160 work by detecting the presence of an overcurrent condition and then automatically cutting off the circuit to prevent further damage. When an overcurrent is detected, the fuse element inside the device heats up and increases its resistance. This causes the current flowing through the fuse to drop, and the circuit is effectively closed. Once the overcurrent is removed, the fuse will cool back down and its resistance will decrease, allowing the current to flow again. When this happens, the fuse is said to be reset and it will remain in this state until another overcurrent condition is detected. The MF-RX160 offers superior protection from overcurrents due to its low-resistance element and its higher ampere rating. This allows it to detect and disconnect a circuit at a much lower threshold than traditional fuses or circuit breakers.

Conclusion

The MF-RX160 PTC Resettable Fuse is a reliable and efficient way of protecting against overcurrents, making it an increasingly popular choice in a variety of applications. With its superior protection capabilities and higher ampere rating, it can be used in a variety of consumer electronics, medical, automotive, aerospace, and industrial applications. Its working principle consists of detecting an overcurrent condition and automatically cutting off the circuit, which prevents further damage and allows the fuse to be reset once the overcurrent condition has been removed.

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