DDZ9703S-7

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Diodes are basic components in most electronic circuits, and Zener Diodes are one of the most important categories of those. Single Zener Diodes such as DDZ9703S-7 have both commercial and industrial applications.

Description of DDZ9703S-7

DDZ9703S-7 is an axial, single Zener Diode with an reverse voltage range of 11.4V to 200V, rated with a power dissipation of 400mW and a Zener Voltage of 20V. It has a low and reverse leakage current of 1.0uA and 10uA, respectively. These specifcations may vary according to the manufacturer.

Application and Working Principle

The DDZ9703S-7 is widely used in commercial electronic circuits and devices, providing voltage regulation and protection at various voltages. It is most commonly used in power supplies and voltage regulators where it stabilizes output, protects against overvoltages, and reduces ripples and noise in the circuits. It is also used for voltage reference purposes in audio amplifiers and other sensitive circuitry.

The basic working principle of the DDZ9703S-7 is fairly simple. Its anode end is connected to the positive voltage, and its cathode end is connected to the output load. When the applied voltage exceeds the Zener voltage of the diode, it conducts in the reverse direction and maintains a constant, steady voltage across the output load. This regulation of the output voltage prevents overvoltages and spikes.

Advantages of DDZ9703S-7

DDZ9703S-7 single Zener Diodes offers several advantages over other voltage regulating solutions. It is large, making it easier to test and refine the circuits. The diode has a wide operating temperature range, between -65 and +175 Celsius, and low reverse leakage current, meaning it can regulate finer currents. It also has an excellent power dissipation and surge capability, providing higher tolerance values.

Conclusion

In conclusion, the DDZ9703S-7 single Zener Diode offers reliable voltage regulation and protection for both commercial and industrial applications. Its wide operating temperature provides greater tolerance levels for circuit design and lower reverse leakage current helps to regulate finer currents. Its large size and excellent power dissipation and surge capability makes it an ideal choice for voltage reference purposes in audio amplifiers and other delicate circuitry.

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