DDZ12CSF-7 Discrete Semiconductor Products

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Diodes play a critical role in many components of modern circuitry. In particular, Zener and single diodes are routinely used for voltage regulation, as well as for protection circuits and variable capacitors. The DDZ12CSF-7 is a single diode, of the Zener variety, used for these instances and more, offering a breakdown voltage of 12V. In this article, we will discuss the various application fields in which the DDZ12CSF-7 can be used, as well as its underlying operating principles.

Applications Field

The rated breakdown voltage of the DDZ12CSF-7 at 12V is near the average power supply used in many domestic electrical devices, making it ideal for voltage regulation applications. Using it in conjunction with a voltage regulator will ensure steady-state operation of the power supply, even under varying load conditions. The reverse current of this diode is also low, ensuring high efficiency of the power supply.

In addition, the DDZ12CSF-7 is often used in protection circuits for home appliance, battery-powered toys and medical devices. When these electronic components encounter voltage pulses or short circuits, the diode will prevent too much current from flowing into the circuit, thereby protecting the sensitive components from damage.

The failure rate of the DDZ12CSF-7 is also much lower than that of other diodes. That is why it is often used in high-stability circuits, such as satellites and wireless base stations, which are subject to constant environmental changes. In these applications, the diode’s higher-than-average temperature coefficient and favorable reverse leakage characteristics ensure more reliable operation.

Working Principle

The underside of the DDZ12CSF-7 comprises two p-n junction diodes, linked in a “back-to-back” arrangement, with Zener characteristics added. Unlike a regular diode, these Zener diodes enable an opposite current flow when a certain reverse voltage is applied. This so-called “breakdown” voltage is set at 12V for the DDZ12CSF-7.

Under normal operating conditions, the electrical flow direction is from p-side to n-side and the diode will not conduct current. However, when the cathode voltage increases to 12V or more, the diode will actuate, allowing current to flow from n-side to p-side. At this point, the current that was previously blocked will be allowed to pass through the diode, thus regulating voltage levels.

The two Zener diodes within the DDZ12CSF-7 also act to uniformly distribute the electrical charge within the semiconductor, ensuring more even operation. As such, the diode is better able to absorb and reflect the changes in its environment, resulting in more consistent output and stability.

Conclusion

The DDZ12CSF-7 is a single, Zener diode with a rated breakdown voltage of 12V. Its various characteristics make it ideal for circuit protection and voltage regulation, as well as applications requiring high stability, such as satellites and wireless base stations. It consists of two p-n junction diodes which are connected in a “back-to-back” arrangement, with the addition of Zener characteristics. When the reverse voltage increases to 12V or more, the diode will actuate and allow current to flow from n-side to p-side. The two Zener diodes will also help evenly distribute voltage within the semiconductor, ensuring more consistent and reliable performance.

The specific data is subject to PDF, and the above content is for reference