1SMC30AT3G

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Transient Voltage Suppressors (TVS) are semiconductor components which are primarily used to protect electronic components from transient high surge voltages or voltages of abnormal magnitude. The 1SMC30AT3G is an example of a TVS diode.

The 1SMC30AT3G is a unidirectional, dual-channel, low capacitance, fast response surface mount device designed for the protection of data line interfaces (USB ports). It can effectively protect integrated power circuits, computer interfaces, motor drivers, and memory modules from damage due to Electrostatic Discharge (ESD) and Electrical Fast Transients (EFT) in a wide variety of applications.

A key feature of the 1SMC30AT3G is its fast-acting response time, allowing it to respond to transient voltage surges in less than 1 ns. This fast response time gives it superior protection for high-speed system interfaces and data lines, and allows it to effectively protect components from damaging electromagnetic and radio frequency interference. The 1SMC30AT3G can also be used in applications where a lower clamping voltage is required.

In addition to the fast response time, the 1SMC30AT3G has other features that make it suitable for a variety of applications. It can handle peak power up to 1.5 watts and can support voltage up to 30 volts. It also has an internal thermal shutdown mechanism which shuts off the device in the event of an over-temperature situation. The device also has a fail-safe design which ensures a low leakage current in the event of failure.

The working principle of the 1SMC30AT3G is fairly simple and relies on a p-n junction diode. The device is designed with an internal diode which limits the voltage which is allowed to pass through it. When a voltage spike surges while the device is in operation, the p-n junction diode will quickly clamp the voltage below the breakdown or clamping voltage of the device and limit the surge to a level that the device can handle.

The 1SMC30AT3G is designed to protect components from overvoltage conditions such as ESD and EFT in a wide variety of applications. Its fast response time makes it suitable for the protection of high-speed system interfaces and data lines, while its fail-safety and thermal protection features make it suitable for a variety of applications in industrial, automobile, and consumer electronics applications. The 1SMC30AT3G is a versatile device which provides reliable and cost-effective protection for components from transient high surge voltages.

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