V250LS20A

Varistor Voltage (Typ):	390V
Package / Case:	Disc 14mm
Mounting Type:	Through Hole
Operating Temperature:	-55°C ~ 85°C (TA)
Capacitance @ Frequency:	500pF @ 1MHz
Number of Circuits:	1
Energy:	72J
Current - Surge:	4.5kA
Varistor Voltage (Max):	429V
Series:	LS
Varistor Voltage (Min):	351V
Maximum DC Volts:	330V
Maximum AC Volts:	250V
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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V250LS20A application field and working principle

The V250LS20A, also known as the Varistors-Metalfilm-Thermal-Varistors-Thermal-Type with Stationary Contacts, is a widely-used surge protection component employed in both commercial and industrial electrical systems. This particular variant of the Varistors product line is a metal oxide varistor (MOV) that has wide application in electrical systems, adjustable sensing, and controlling. This article will provide an overview of the application fields and working principles associated with the V250LS20A.The main purpose of a Varistors-Metalfilm-Thermal-Varistors-Thermal-Type with Stationary Contacts device is to protect circuits from large voltage spikes that can cause damage to electronics components. The V250LS20A does this by absorbing excess energy, redirecting it, and dissipating it safely to ground. This allows for reliable operations of larger electronic systems over a longer period of time, as the device\'s conductive material helps create a highly conductive path that channels a large amount of power away from sensitive electronics.In addition to surge protection, the V250LS20A is often employed in adjustable sensing applications. Through the use of varistors, the V250LS20A can provide a highly sensitive field for controlling a wide variety of electrical components. This includes voltage regulators, clock circuits, and other systems. The device\'s adjustable sensing capability allows for precise control of these components to ensure optimal performance and reliability.When it comes to working principles, the V250LS20A utilizes a combination of two main components for effective operation. The first component is the metalfilm, which is made from a variety of thin metallic layers that provide a strong barrier to voltage spikes and surges. The second component is the thermal dissipation element, which is made of a combination of semiconductor material and other components that help to dissipate thermal energy quickly and safely. In addition to these components, the device also uses a stationary contact, which is necessary for stabilizing the component\'s reaction to voltage changes. When a voltage spike travels through the circuit, the metalfilm absorbs it and the thermal dissipation element gets triggered, dissipating the excess energy to ground.The V250LS20A is a reliable and robust device with applications that extend to multiple industries, from electrical engineering to industrial, consumer, automotive, and more. With its adjustable sensing and thermal dissipation elements, the V250LS20A is an incredibly important component for protecting and regulating electrical systems.

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