CDZVT2R27B Discrete Semiconductor Products

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Diodes play an essential role in electronics as they are used to control the flow of current and act as voltage references. In today’s electronics, one of the more commonly used type of diode is the Zener diode which is specifically designed to break down at a certain voltage. This breakdown behavior makes it both a forerunner and a protection device. Zener Diodes, like all other diodes, are categorized by their current ratings, breakdown voltage, and their working principle. The CDZVT2R27B Zener Diode is a single diode that provides a Zener voltage of 27V and a current rating of 2A. It has the ability to keep the output voltage steady, even when the input voltage varies.

The CDZVT2R27B Zener Diode is a single diode, with each leg containing an anode and cathode. This particular diode has a peak repetitive reverse voltage (VRM) of 50V. The maximum power dissipation (PD) is 350 mW at maximum permissible reverse voltage and a maximum peak forward surge current of 8.0 Amps. Its maximum thermal resistance RθJA) is stated to be 395 °C/W at junction ambient temperature of 25 °C.

The main feature of the CDZVT2R27B Zener Diode is its Zener voltage of 27V. This determines the breakdown voltage of the diode; that is, the voltage at which the diode will start to conduct in the reverse direction. When the reverse voltage exceeds the breakdown voltage, a large amount of current flows, thus damaging the diode. This process is known as breakdown and it is the property that makes the Zener diode so useful.

The working principle of the CDZVT2R27B Zener Diode is fairly straightforward. When the diode is connected to a voltage source and forward biased (i.e. current flows in the direction of the arrow), the diode acts as a short circuit as long as the applied voltage is lower than or equal to the Zener voltage. When the Zener voltage is exceeded, the diode becomes reverse biased, allowing current to flow in the opposite direction and prevent any further increase in voltage. In other words, the diode acts as a reference point, limiting the output voltage of the circuit to the specified breakdown voltage, in this case 27V. This is how the Zener diode is able to help regulate the output voltage and protect the circuit from large voltage spikes.

As stated earlier, Zener diodes are used in a variety of applications, ranging from voltage regulation and protection to dynamic diodes in rectifiers. The CDZVT2R27B Zener Diode is primarily used in low voltage power supplies and protection circuits, and due to its low voltage breakdown it can be used to regulate output of devices that require a stable voltage, such as logic and microcontrollers. In addition, the CDZVT2R27B can be used to provide protection your circuits from voltage spikes caused by inductive and capacitive components.

The CDZVT2R27B is a single Zener diode with a Zener voltage of 27V and a current rating of 2A. It has a peak repetitive reverse voltage rating of 50V and a maximum power dissipation rating of 350 mW. The main feature of the diode is its ability to provide a stable voltage and protect the output circuits from large voltage spikes. The CDZVT2R27B is used primarily in low voltage power supplies and protection circuits, as well as logic and microcontroller devices.

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