BZA420A,165

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TVS - Diodes are an important part of electrical engineering, as they protect electrical circuits from electrical spikes and surges. The BZA420A,165 is one such device that prevents overvoltage and undervoltage conditions.

In its basic form, a TVS - Diode is composed of an intrinsic semiconductor junction that redirects potentially damaging electrical surges and spikes away from sensitive electronics. This is done by allowing a current flow when a predetermined voltage level is reached. As the voltage increases beyond the breakdown voltage of the diode, the current flow is clamped off. The BZA420A,165 is a great example of such a device, as it has the ability to protect against both overvoltage and undervoltage variances.

The BZA420A,165 has a nominal breakdown voltage of 4.3V on the drain to source and an impressive 160V on the drain to gate. The Zener diodes on the drain to source can dissipate transil surge energy of up to 65 Watts, while the gate to source can dissipate an impressive 420 Watts, making it an ideal device for device protection in power circuits, as well as for general voltage regulation.

In terms of application fields, the BZA420A,165 is mainly used for device protection in power circuits, but it is also at home in many other DC power applications. For instance, due to its impressive voltage regulation capabilities, it is widely used as a protection device for LED drivers, voltage regulators, power converters, and even as an adjustable mini-regulator.

In terms of working principles, the BZA420A,165 can both protect a circuit from overvoltage and undervoltage conditions. As mentioned, it has a breakdown voltage of 4.3V on the drain to source and an impressive 160V on the drain to gate. When the current components in the electrical circuit surpass the breakdown voltage, they are redirected away from the sensitive components within the circuit.

The BZA420A,165 is also capable of suppressing voltage surges, usually caused by lightning and high-energy equipment switching. These surges can be very damaging to sensitive electronic components, but the BZA420A,165 will act as a clamp to the voltage by allowing a current flow and then clamping it off when the predetermined voltage is surpassed.

In addition, the BZA420A,165 is also noteworthy for its ability to regulate the voltage present in an electrical circuit. It can be used to artificially set the voltage to a certain level, thus giving it an adjustable mini-regulator effect. This is a great advantage that is useful in many DC power applications.

Overall, the BZA420A,165 is an impressive device and a great choice for device protection in power circuits or for general voltage regulation. It is composed of a junction that redirects potentially damaging electrical surges and spikes away from sensitive electronics, while also allowing a current flow when a predetermined voltage level is reached. It has an impressive breakdown voltage of 4.3V on the drain to source and an impressive 160V on the drain to gate, and its versatile application fields and working principles make it a great device for many DC power applications.

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