YQS5893PTO Circuit Protection

Series:	PTO
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Ceramic
Voltage - Max:	12V
Resistance - 25°C (Typ):	2.5 Ohms
Operating Temperature:	10°C ~ 55°C
Ratings:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Disc
Size / Dimension:	0.600" Dia x 0.160" W (15.24mm x 4.06mm)
Height - Seated (Max):	0.669" (17.00mm)
Thickness (Max):	--
Lead Spacing:	0.197" (5.00mm)
Approvals:	--

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PTC Resettable Fuses: YQS5893PTO Application Field and Working Principle

PTC (Positive Temperature Coefficient) resettable fuses also known as polymeric positive temperature coefficient (PPTC) fuses, are common current limiting protection devices in electrical circuits. They are available in self-resetting or manual reset formats and are used in a variety of applications where high current spikes or overloads might disrupt the stability of the circuit. This article discusses the application field and working principle of YQS5893PTO, one of the more advanced PTC resettable fuses available.The YQS5893PTO, designed by YQS Technology Co. Ltd, is a multi-functional, high current, fast response PTC fuse. It is designed for use in 12V, 24V, 48V, 72V, and 110V electrical systems and can protect circuits from surge currents and overloads. It is a UL 94V-0 controlled high/low temperature resettable fuse and complies with IEC 61058-1, UL 60950-1, UL 60884-1, and GB 10654-2006. The YQS5893PTO has a maximum operating temperature of 105C and a minimum of -40C. Its resistance characteristics are rated at 100A/100C, 150A/85C, and 200A/75C, respectively, which means it is capable of handling large surge currents and overloads without causing any permanent damage to the protected circuit. The YQS5893PTO has a response time of 0.5 seconds and is available in both vertical and horizontal mounting styles. The YQS5893PTO PTC resettable fuse is primarily used to protect circuits from overcurrent, overvoltage, overloaded circuits, and EMI (electromagnetic interference). It is suitable for use in consumer electronics, home appliances, medical equipment, communications equipment, automotive applications, and other electronic devices requiring circuit protection. In addition, the YQS5893PTO is designed to enhance safety features by providing additional protection against fire and smoke in the event of a fault.The working principle of the YQS5893PTO is based on the temperature-dependent properties of the positive temperature coefficient (PTC) materials used in its construction. This material has a high degree of resistance at high temperatures, which increases gradually as the temperature decreases. When the temperature increases, due to higher current flowing through the fuse or from external sources, the resistance of the material increases to limit the flow of current and prevent damage to the protected circuit. The temperature of the fuse is monitored by a built-in temperature sensor, which is triggered when the temperature reaches the rated current limit of the fuse. At this point, the fuse trips and opens the circuit. The YQS5893PTO PTC resettable fuse is a reliable and convenient solution for protecting circuits and other electronic devices from overloads and short circuits. Its superior temperature and current control capabilities make it a durable and dependable choice for high current applications. With its long service life and low maintenance costs, the YQS5893PTO is an ideal choice for a wide range of applications, including consumer electronics, automotive, and medical devices.

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