VDZT2R27B Discrete Semiconductor Products

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 diode, which is a two-terminal electronic component, is one of the most popular components in the world. The diode has two states, one being off and the other being on, and can be used for both rectification and switching. Zener diodes are diodes that are specifically designed for use as voltage regulators and to provide a unidirectional direct current (DC) path in applications such as power supplies and reference sources. The VDZT2R27B is a single Zener diode specifically designed for voltage regulation, with a breakdown voltage of 27 V and a power rating of 500 mW.

The VDZT2R27B is a PN junction diode which exhibits the I-V (current-to-voltage) characteristic of a Zener diode. A Zener diode is a diode that is designed to allow only a reverse current to pass through it when a certain voltage (called the Zener voltage or breakdown voltage) is reached. When the reverse bias voltage is applied to the diode, a few free electrons are swept across the junction from the n-side to the p-side of the diode, creating an avalanche effect. The increased current on the p-side causes a restore of the junction potential until the current reduces. This decreases the voltage across the diode, while blocking the ends of the diode to any current trying to pass through in the forward direction.

The VDZT2R27B can be used in various applications as a voltage regulator, such as providing regulated voltage levels in power supplies, and providing reference levels in lamps and LED displays. One particular use is in circuits that require symmetrical reference levels, as the Zener diode can provide a stable DC voltage level at both ends. Additionally, the VDZT2R27B can also be used in applications where noise immunity is important, as the Zener diode\'s ability to block any forward current and voltage spikes can help protect sensitive components from potential damage.

The VDZT2R27B works by allowing the reverse current to pass through a diode, giving a fixed and stable voltage that depends on the breakdown voltage specified by the user. At higher than the breakdown voltage, the diode will draw a large amount of current to keep the voltage stable, which is why the power rating of the diode should be considered when designing a system. Meanwhile, at lower than the breakdown voltage, the current will remain low, typically in the microampere range. There are several considerations to be taken into account when using the VDZT2R27B, such as temperature and power dissipation, so the design must be optimized to prevent any thermal issues.

In conclusion, the VDZT2R27B is a single type of diode that is specifically designed for use as a voltage regulator, particularly for applications where voltage stability and noise immunity are important. It utilizes the Zener effect of the PN junction and has a breakdown voltage of 27 V and a power rating of 500 mW. Additionally, the user must consider temperature and power dissipation when designing with the VDZT2R27B.

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