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Diodes - Zener - Single: JAN1N4472C Application Field and Working Principle

JAN1N4472C is a general-purpose diode that is designed for use as a Zener diode. It is a silicon-controlled rectifier (SCR) used for the protection and control of the power grid. Additionally, it is commonly used for voltage regulation, reverse-polarity protection, and a wide array of other industrial and military applications. The JAN1N4472C is a widely-used, reliable, and versatile SCR that is highly suitable for many industrial and military applications.

Applications

JAN1N4472C is a widely-used SCR used in various applications such as voltage regulation and reverse-polarity protection. It is widely used for protection and control applications such as motor control, voltage monitors, and voltage supervision in power grid systems.

In industrial and military applications, JAN1N4472C is used as a surge limiter to protect electrical control circuits from overvoltage transients and lightning strikes. Additionally, it is commonly used in battery-charging circuits and DC-DC converters to protect the circuit from overcharge and reverse voltage conditions. It is also used as an intelligent pulse-controlled active rectifier device for AC/DC power conversion or DC/DC conversion applications.

Working Principle

The JAN1N4472C SCR contains a cathode, an anode, and a gate terminal. It is operated in a unidirectional current mode, with current flowing only in the forward direction. When the anode is at a higher voltage than the cathode, a voltage across the JAN1N4472C is established. This voltage, known as the Zener voltage, is responsible for maintaining a certain level of reverse current by allowing a certain leakage current to flow to the cathode terminal.

When the Zener voltage is reached, the JAN1N4472C turn off and the current between the anode and cathode terminals is interrupted. This ensures protection from spikes and potential surges.The diode also features fast switching, low reverse leakage current, excellent temperature stability, and high surge current capability.

Conclusion

The JAN1N4472C diode is an ideal choice for a wide range of industrial and military applications. It is a reliable, versatile, and easy to use SCR. It can be used for voltage regulation and reverse-polarity protection, as well as operating in intelligent pulse-controlled active rectifier mode and surge Limiting mode. The JAN1N4472C SCR offers excellent temperature stability, fast switching, low reverse leakage current, and strong surge current capability.

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