SMCG36A-M3/9AT

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TVS - Diodes

SMCG36A-M3/9AT Application Field and Working Principle

TVS diodes, also known as Transient Voltage Suppressor diodes, are a kind of electronic component that is designed to protect sensitive electrical circuits from overvoltage transients, also known as ESD. The SMCG36A-M3/9AT is a TVS diode that is part of a series of TVS diodes manufactured by Zhejiang Maple.

The SMCG36A-M3/9AT is a small-sized, low-profile component that can fit in various applications. It is used to limit the incoming overcurrent and protect the system from catastrophic failure in scenarios involving high-energy transients such as those found in lightning strikes, turn-on surge, or electrostatic discharge. It is also used to suppress voltage surges and protect the system from voltage overshoots in order to maintain the correct system level.

The TVS diode works in a simple yet effective way. It has two variables, Vbr or breakdown voltage and Cj or junction capacitance, which control the performance of the diode. Once the breakdown voltage is reached, the diode will start to conduct to divert the current away from the sensitive parts of the circuit, thus protecting them from damage. This is done by reducing the voltage or current through the diode, dissipating the excess energy, and acting as a “clamp”. The clamping voltage of the SMCG36A-M3/9AT is 360 volts.

The SMCG36A-M3/9AT series come in two different packages, the SMA and SMAJ with each symbol representing the power rating and working voltage of the particular device. The SMA has a Very Low rated power of 3.5 watts and a working voltage of −5Vdc to 175Vdc. The SMAJ on the other hand has a Low rated power of 9 watts and a working voltage of 350Vdc to 600Vdc.

The SMA and SMAJ packages also feature other electrical characteristics such as a junction capacitance of approximately 3pF for the SMA package and approximately 5pF for the SMAJ package. The junction capacitance can affect the response time of the diode, with the lower the junction capacitance giving faster response times. The SMCG36A-M3/9AT also has a fast acting clamping voltage and is able to dissipate large amounts of energy, even with its small size.

In terms of applications, the SMCG36A-M3/9AT can be used for various applications such as in telecommunications systems, consumer electronics, automotive, and industrial control applications. It can also be used for both AC and DC applications in both commercial and consumer products. It is also suitable for AC mains applications, and can be used as a general-purpose overvoltage protection component.

The SMCG36A-M3/9AT is available in a variety of voltage ratings, sizes, and packages that will fit different applications. These devices offer a good clamping voltage, capable of dissipating large amounts of energy, and have fast response times. They are designed to provide reliable protection from overvoltage transients in various applications, making them well-suited for both commercial and consumer applications.

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