PDZVTR20A

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The PDZVTR20A is a diode-zener single device with a wide application field, used in power supplies and other low-voltage applications. It is designed to provide over-voltage protection and voltage regulation.

The device has the following features:

• It is made from a standard silicon (Si) diode,
• It has an extended voltage range from 4 to 20 V,
• It has a maximal power rating of 2 W,
• It is available in both single and double package configurations.

The working principle of the PDZVTR20A is quite simple. It consists of a standard diode, which is connected in reverse, meaning the diode is placed in the opposite direction as it would be in a normal application. This causes the diode to become forward biased, allowing an increased current flow. The increased current flow, in turn, causes the voltage across the diode to rise, creating an over-voltage protection to reduce the voltage to the specified level. The device also typically has a temperature-compensated, low impedance reference voltage of 4 V, which is used to regulate the voltage across the diode. Furthermore, a Zener diode is usually connected in series with the diode to increase the accuracy of the device\'s regulation.

The PDZVTR20A is usually used in power supplies and other low-voltage applications, since it is designed to provide accurate over-voltage protection and voltage regulation. The device has the advantage of being able to operate in most environments, since it is designed to be operated in temperatures ranging from -55°C to +125°C. Furthermore, the device generally has a greater lifetime than standard diodes, since it is designed to withstand up to 2000V on the zener diode without damage.

In conclusion, the PDZVTR20A is a useful device for power supplies and other low-voltage applications, allowing for accurate over-voltage protection and voltage regulation. The device has the advantage of working in most environments and a greater lifetime than standard diodes. With its wide application field, the PDZVTR20A is a reliable and cost-effective solution for our power supply and other low-voltage applications.

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