1N4734AP/TR12

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Diodes - Zener - Single

In the world of electronics, a Zener diode is one of the most common and useful components used. A Zener diode is a form of diode that allows current to flow in either direction, but limits the voltage across it to a specified reverse breakdown voltage. 1N4734AP/TR12 is an example of a Zener diode, and this article will discuss its application field and working principle.

Application Field

The application field of 1N4734AP/TR12 is wide. It can provide electrical protection in circuits, act as voltage regulator, or work as a voltage reference. And due to the low cost of 1N4734AP/TR12, it is often used in the home and industrial circuits.

Working Principle

The working principle of 1N4734AP/TR12 is simple. The diode consists of two regions, the n-type and the p-type. When no current is flowing through the diode, the n-type region has a negative voltage and the p-type region has a positive voltage, thus creating a barrier between the two regions. When a voltage greater than the reverse breakdown voltage is applied to the diode, the barrier is lowered and current can begin to flow, allowing for the regulated voltage to be maintained.

When a Zener diode has the reverse breakdown voltage applied, the current that flows is limited by the dynamic resistance of the diode. This depends on the voltage applied, and the lower the voltage, the higher the dynamic resistance. This allows the Zener diode to keep the voltage across it limited while still allowing the current to flow. This makes the 1N4734AP/TR12 ideal for any application where a regulated voltage is needed.

Conclusion

1N4734AP/TR12 is a versatile and cost-effective diode that is designed to provide electrical protection, act as voltage regulators, or work as voltage references. It is capable of providing a regulated voltage while limiting current to ensure safety. And its wide application field makes it a great choice for both home and industrial electronics.

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