3.0SMCJ5.0A-13 Circuit Protection

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The 3.0SMCJ5.0A-13 belongs to the group of Transient Voltage Suppressors (TVS) devices under the generic class of diodes, which are widely used to protect circuits from sudden voltage transients such as electrostatic discharges. Also known as a TVS diode, these devices are becoming increasingly popular due to their ability to successfully protect against transient overvoltages while offering a low profile solution for a variety of applications.

The TVS-diodes 3.0SMCJ5.0A-13 are characterized by having a breakdown voltage of 5.0V and a peak pulse power of 6000W. The ESD protection compared to other commonly used devices is one of the key features of this diode, which makes it suitable for applications that require a high level of protection in circuits subjected to high voltage transients, such as over the CAN bus.

Furthermore, the 3.0SMCJ5.0A-13 is suitable for applications in automotive, industrial, telecommunication and consumer electronics. Furthermore, its simple two pin arrangement enables its easy integration with most circuits. The 3.0SMCJ5.0A-13 typically requires a negligibly low clamping voltage, due to the low breakdown voltage. This helps save cost and extra space on the printed circuit board, making the device suitable for tight packaging requirements.

The TVS-diodes 3.0SMCJ5.0A-13 works on the principle of providing a very low resistance path, for the surge current, to a ground, thus diverting the surge current away from the sensitive circuitry. Upon the overvoltage transient being applied to the diode, the breakdown voltage is reached, and hence the diode starts conducting, providing a low-resistance path to the ground. This diverts the surge current away into the ground, thereby protecting the circuit from the transient overvoltage.

Furthermore, these diodes also have a non-linear capacitance, which exhibits a negative co-efficient of capacitance variation for increasing drive voltage. This helps, in turn, in bypassing high frequency AC noise, thus protecting the circuit from any high frequency noise. The ideal recovery time of the device is typically less than 5ns, after the voltage transient passes by.

The 3.0SMCJ5.0A-13 is designed in a "gull wing" style molded package and is RoHS compliant. Furthermore, the diode has a relatively low increase in junction temperature after pulse, but this should be taken into account for applications as the rate of heat dissipation in the package is limited, and the maximum the power rating of the device should not be exceeded.

In summary, the 3.0SMCJ5.0A-13 is an important example of a transient voltage suppressor (TVS) diode. Due to its high ESD protection and low clamping voltage, the diode is suitable for numerous applications, making it an important part of the design of circuits exposed to overvoltage transients. The TVS diode is easy to integrate into new circuits and offers a reliable form of protection, ensuring the circuitry remains safe and operational.

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