JANTX1N4477D

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The JANTX1N4477D is a high voltage Zener diode, specifically for use in clamping applications. It is typically used to provide a stable voltage reference in high voltage circuits. The device is rated for a breakdown voltage of 342 volts, and has a maximum power dissipation of 500 mW. The device is designed to be used in a reverse biased configuration, and is thus well suited for a wide range of high voltage applications.

The working principle of a Zener diode is based on the phenomenon of reverse breakdown. When the reverse voltage across a diode exceeds the breakdown voltage of the device, the current of the diode starts to increase exponentially. This is due to the high electric field created when the diode is biased in reverse. The resulting current is known as the Zener or avalanche current. The device then behaves as a constant voltage reference over a wide range of reverse currents.

The JANTX1N4477D is commonly used in clamping applications, where the device is used to maintain a stable clamping voltage, regardless of the input signal. This is achieved by reverse biasing the device so that the avalanche current is limited to a predetermined level. The voltage across the device is then stable over a wide range of input currents, allowing the device to be used as a voltage reference.

The device can also be used in voltage-regulator circuits. The diode can be used to provide a stable reference voltage, with the added advantage of a low-output impedance, which prevents output voltage shifts as the load current varies. In this application, the Zener diode provides a voltage reference that is independent of supply voltage, allowing the output voltage to be regulated more effectively.

The JANTX1N4477D is an excellent choice for high voltage applications. It has the advantage of having a low power dissipation, and a high breakdown voltage, which makes it well suited for a wide range of high voltage applications.

The specific data is subject to PDF, and the above content is for reference