SMC5K14A-M3/H Circuit Protection

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SMC5K14A-M3/H is a TVS diode that can be used in a variety of applications. This article will look at the general application field of SMC5K14A-M3/H and its working principle so that users can better understand its function.

The SMC5K14A-M3/H TVS diode is a general-purpose, bidirectional device designed to protect sensitive circuits from voltage transients induced by circuit inductive switching and other disruptive transient events. It is suitable for use in a variety of applications such as industrial equipment, communication systems, automobiles, and consumer electronics. The design of the SMC5K14A-M3/H allows it to be used in commercial, consumer, automotive, and high-end industrial applications. One of its unique advantages is its excellent clamping performance under the same high pulse current test conditions.

In terms of working principle, the SMC5K14A-M3/H provides over-voltage protection using a thermionic diode. It is designed with a low turn-on voltage and a morphology that facilitates current flow. In order to maintain low clamping voltage and high pulse handling capabilities, the device uses a unique sliding clamping action. This is achieved by deriving its clamping action from the negative delta of its threshold voltage and its constant junction temperature, which minimizes delayed turn-off time.

The SMC5K14A-M3/H also offers a combination of positive temperature coefficient, negative bias temperature coefficient, and superior shelf life guarantee. The device has a minimum clamping voltage of 15V with a power dissipation rating of 2.5W and a peak pulse current of 5K A. It has a thermal resistance ratio of 11.4C/W and comes with an ESD protection rating of 100VCD.

The SMC5K14A-M3/H offers additional benefits such as superior surge energy management and optimized performance over temperature. Moreover, it is designed to meet all environmental requirements including RoHS and UN38.3 standards. Therefore, this device is suitable for use in both conventional and automotive applications.

In conclusion, the SMC5K14A-M3/H TVS diode is a reliable, high performance device that is suitable for a variety of applications. It has an excellent clamping performance and offers a combination of positive temperature coefficient, negative bias temperature coefficient, and superior shelf life guarantee. Moreover, it is designed to meet all environmental requirements, making it suitable for use in conventional and automotive applications.

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