Allicdata Part #: | VK104MK151R050P050-ND |
Manufacturer Part#: |
VK104MK151R050P050 |
Price: | $ 0.27 |
Product Category: | Circuit Protection |
Manufacturer: | KEMET |
Short Description: | VARISTOR 100NF 100A 65VDC |
More Detail: | 82V 150A Varistor 1 Circuit Through Hole Radial |
DataSheet: | VK104MK151R050P050 Datasheet/PDF |
Quantity: | 1000 |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
Moisture Sensitivity Level (MSL): | 2 (1 Year) |
10500 +: | $ 0.24837 |
Specifications
Current - Surge: | 150A |
Energy: | 2.3J |
Number of Circuits: | 1 |
Mounting Type: | Through Hole |
Package / Case: | Radial |
Series: | Automotive, AEC-Q200, VK |
Packaging: | Tape & Reel (TR) |
Lead Free Status / RoHS Status: | -- |
Part Status: | Active |
Moisture Sensitivity Level (MSL): | -- |
Maximum AC Volts: | 50V |
Maximum DC Volts: | 65V |
Varistor Voltage (Min): | 65.6V |
Varistor Voltage (Typ): | 82V |
Varistor Voltage (Max): | 98.4V |
Description
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TVS-Varistors, MOVs are two main types of voltage-dependent and voltage-activated solid-state devices. The VK104MK151R050P050 is a surface mount varistor, also called the transient-voltage protection device. It is a multi-Layer Metal Oxide Varistor (MOV) developed to protect electronic equipment from transient voltage spikes.
Application Field
The VK104MK151R050P050 is mainly designed for spike voltage suppression in computer peripherals, consumer electronics, power supplies, instrumentation, and industrial and automotive modules. It is an ideal voltage protection component for high-end defense, aerospace, automotive, power supplies and electrical equipments. This varistor can also be used in motor control systems, telecommunication circuits, etc.Working Principle
The working principle of the VK104MK151R050P050 can be understood by looking at the cross-section of the varistor. The varistor is composed of two electrodes, sandwiched between two layers of Al-doped zinc-oxide (ZnO). The ZnO is a semiconductor, with a negative temperature coefficient. This means that the resistance between the electrodes decreases when the temperature increases. When the voltage applied to the varistor exceeds its rated breakdown voltage, it starts to conduct current. This interrupting current then causes the varistor to heat up. This, in turn, reduces the resistance between the electrodes, allowing more current to flow. As the current keeps flowing, the resistance keeps decreasing and the temperature keeps increasing. This feedback loop continues until the current reaches its maximum safe level. Thanks to this mechanism, the varistor provides effective protection against overvoltage spikes.Conclusion
The VK104MK151R050P050 varistor is useful for providing protection against transient voltage surges. It is a surface-mount device specially designed for applications in consumer electronics, power supplies, and industrial/automotive modules. Thanks to the ZnO-based semiconductor structure, it can suppress a high current spike within a limited time.The specific data is subject to PDF, and the above content is for reference
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