SMLJ20E3/TR13

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TVS diodes, or transient voltage suppressors, are a type of solid-state electrical protection device used to protect electronic circuits from excessive transient voltage exposure. The SMLJ20E3/TR13 is a bidirectional, silicon avalanche TVS diode specifically designed to protect against voltage transients in both directions. It is often used as an electrostatic discharge (ESD) protection device.

The SMLJ20E3/TR13 is most commonly used in industrial, commercial, and consumer applications as a protection device for electronic circuits and data lines. In particular, itsClamp-It™ technology protects against high-frequency pulses such as electrostatic discharge. The SMLJ20E3/TR13 works by diverting high-energy surges, zaps, pulse spikes and spikes away from sensitive circuits. This helps to prevent expensive circuit damage or component failure in cases where voltage fluctuates beyond normal operational levels.

The SMLJ20E3/TR13 consists of two parts: the main diode and the avalanche diode. The main diode acts as a filter, filtering out any noise or unwanted spikes from the input, while the avalanche diode is triggered when an excessively high voltage is present. Once the avalanche diode is triggered, it will provide a very effective protection from unwanted voltages and will short-circuit the excess voltage to ground, thereby protecting the device from damage. This protection mechanism is most effective at high frequencies.

In terms of performance, the SMLJ20E3/TR13 offers a maximum reverse voltage of 20V as well as a maximum peak pulse current of 20A. It also has a low capacitance of 14pF, which minimizes noise and interference on data lines. In addition, the device has an operating temperature range from -55°C to +125°C and an excellent beale withstand voltage of 2700V.

In order to use the SMLJ20E3/TR13, it must be connected to the desired circuit and an appropriate drive voltage must be applied. The device can also be used in combination with other unidirectional or bidirectional TVS, ESD, or surge devices. This combination of protection devices offers an added layer of protection for circuits that require multiple levels of protection from transients.

The SMLJ20E3/TR13 is an incredibly versatile device, allowing for protection in a wide variety of industrial, consumer, and commercial applications. Its ability to provide protection against transient voltage spikes makes it an ideal device for high-frequency applications. It also offers good thermal performance, and its low capacitance reduces noise and interference on data lines.

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