PTCTZ3MR500MTE Circuit Protection

Series:	PTCTZ
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Type:	Ceramic
Voltage - Max:	425V
Current - Max:	700mA
Current - Hold (Ih) (Max):	90mA
Current - Trip (It):	150mA
Time to Trip:	800ms
Resistance - 25°C (Typ):	50 Ohms
Operating Temperature:	--
Ratings:	--
Mounting Type:	Surface Mount
Package / Case:	2-SMD
Size / Dimension:	0.283" L x 0.394" W (7.20mm x 10.00mm)
Height - Seated (Max):	--
Thickness (Max):	0.142" (3.60mm)
Lead Spacing:	--
Approvals:	--

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PTC Resettable Fuses

Fuses are a form of electrical device used to protect circuits or components from overloads or short circuits. The use of fuses in an electrical system helps protect components from damage and ensures the system is running in a safe and efficient manner. An often overlooked type of fuse is the PTC Resettable Fuse, such as the PTCTZ3MR500MTE. It offers much more in terms of protection than conventional fuses, making it a great choice when it comes to protecting sensitive electronic devices or when installing larger, more dangerous applications. In this article, we will take a look at the application field and working principle of the PTCTZ3MR500MTE in order to better understand why it is such a popular fuses choice for many types of applications.

Application Field

The PTCTZ3MR500MTE PTC Resettable Fuse is designed for use in a variety of applications, including home appliances, industrial equipment, medical equipment, power supplies, and consumer electronics. It is also suitable for use in automobiles and other vehicles. The fuse is available in a variety of sizes, allowing it to be adapted to different environments and applications with ease. The PTCTZ3MR500MTE is also UL-rated at 1000Vdc, allowing it to be used in hazardous environments safely and effectively. Additionally, it can be used in a wide range of temperatures, from -40 degrees Celsius to 85 degrees Celsius.

Working Principle

Unlike conventional fuses, the PTCTZ3MR500MTE does not require replacement when an overcurrent or short circuit occurs. This is because the PTC Resettable Fuse is designed to reset itself after a short circuit or overcurrent is detected. The device uses a Positive Temperature Coefficient (PTC) which, as its name implies, has a resistance that increases with temperature. When a short circuit or overcurrent is detected, the PTC will heat up, causing its resistance to increase. This will in turn limit the current flow, effectively protecting the circuit or device from further damage. Once the current has been reduced back to a normal level, the PTC will cool down, gradually decreasing its resistance and subsequently resetting the fuse.Another advantage that the PTCTZ3MR500MTE has over other types of fuses is its ability to detect dangerous ground faults. This means that it can effectively protect against harmful shocks or electrocution stemming from a ground fault. The PTC also has a higher current tolerance, meaning it can handle more current before it trips, allowing it to last longer than other fuses on the market. Additionally, the PTC has a long life expectancy and a higher temperature rating, making it an excellent choice for any application, no matter the level of use.

Conclusion

The PTCTZ3MR500MTE is an excellent choice for many applications, from home appliances and consumer electronics to automobiles and industrial equipment. Its ability to detect dangerous ground faults, handle higher currents, reset itself after a short circuit or overcurrent, and last longer than other fuses on the market make it one of the best PTC Resettable Fuse products available. If you are looking for a reliable and efficient way to protect your sensitive devices or equipment from overcurrents and short circuits, then the PTCTZ3MR500MTE may be the perfect solution for you.

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