Allicdata Part #: | VC0805K121R030-ND |
Manufacturer Part#: |
VC0805K121R030 |
Price: | $ 0.05 |
Product Category: | Circuit Protection |
Manufacturer: | KEMET |
Short Description: | VARISTOR 47V 120A 0805 |
More Detail: | 47V 120A Varistor 1 Circuit Surface Mount 0805 (20... |
DataSheet: | VC0805K121R030 Datasheet/PDF |
Quantity: | 1000 |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
Moisture Sensitivity Level (MSL): | 2 (1 Year) |
10500 +: | $ 0.04289 |
Specifications
Series: | Automotive, AEC-Q200, VC |
Packaging: | Tape & Reel (TR) |
Lead Free Status / RoHS Status: | -- |
Part Status: | Active |
Moisture Sensitivity Level (MSL): | -- |
Maximum AC Volts: | 30V |
Maximum DC Volts: | 38V |
Varistor Voltage (Min): | 42.3V |
Varistor Voltage (Typ): | 47V |
Varistor Voltage (Max): | 51.7V |
Current - Surge: | 120A |
Energy: | 0.20J |
Number of Circuits: | 1 |
Mounting Type: | Surface Mount |
Package / Case: | 0805 (2012 Metric) |
Description
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Introduction to VC0805K121R030 Application Fields and Working Principles
Surge protection devices play an important role in keeping power supply systems reliable and safe. Varistors, also known as voltage-dependent resistor (VDR) and Transorbs, are one type of surge protection component that can be used to protect equipments from voltage and current spikes. The VC0805K121R030 is a compact, high-performance, multipurpose, 20V rating, varistor, Transorb, and MOV (Metal Oxide Varistor) hybrid device.Application Fields
The VC0805K121R030 varistor can be used in a wide range of applications such as consumer electronics, automotive electronics, office and home appliances, communication equipment, industrial equipment, and process control systems. In particular, it is ideal for protecting against overvoltage and voltage transients on power supplies for consumer electronics used in vehicles. Its use increases the life and reliability of the other components in the circuit by absorbing any voltage spikes that could potentially damage them.Working Principle
The VC0805K121R030 varistor utilizes metal oxide to provide surge protection. The device is designed with four distinct metal oxide layers that perform different functions. The two central layers are composed of zinc oxide, which is an excellent conductor of electricity. These layers can conduct current through the part during normal operation and absorb any overvoltage or voltage transient spikes. The two outer layers contain a compound similar to barium titanate, which is a dielectric material. Under normal circumstances, it acts as an insulator, preventing current from flowing. When there is a voltage spike, however, it becomes a conductor, allowing current to flow from the central layers and dissipate the waveform energy. Once the voltage spike passes, the outer layers return to their insulating state, and the device returns to its normal operation. By absorbing and dissipating the energy from the voltage spike, the VC0805K121R030 helps protect the other components from potential damage.Conclusion
The VC0805K121R030 varistor is an ideal surge protection device for a variety of applications, from consumer electronics to automotive electronics. Its compact size, high performance, and multipurpose design make it a great choice for protecting against overvoltage and voltage transients. Its four distinct metal oxide layers create a safe and reliable system for absorbing and dissipating energy from voltage spikes, helping keep the other components in the circuit safe and reliable.The specific data is subject to PDF, and the above content is for reference
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