MMSZ5231B-E3-18

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

The MMSZ5231B-E3-18 is a single zener diode. It is widely used in a variety of applications, due to its flexibility and affordability. This particular zener diode has a wide range of features, such as an average forward current rating of 3mA, a maximum forward voltage of 18V, and a maximum reverse voltage of 5V.

The MMSZ5231B-E3-18 can be used in a variety of applications, including power protection, voltage regulation, and voltage switching. In power protection, this zener diode is used to protect electrical and electronic components from overvoltage spikes. The diode diverts the overvoltage to a safe level, preventing damage to the components.

In voltage regulation, this zener diode is used to maintain a constant output voltage, even with variations in the input voltage. This provides a stable operating environment for sensitive electronic components, such as ICs.

In voltage switching, this zener diode is used to change the shape of an input signal. This can be used to create a variable output voltage, or to create a pulse-width modulation signal.

The working principle of the MMSZ5231B-E3-18 zener diode is based on the PN junction, which is formed by the tow P-type and N-type semiconductor material layers. When the diode is reverse biased, a small amount of current can flow through the junction. This current is called the Zener Current.

When the reverse bias voltage reaches the Zener voltage, the Zener current starts to increase exponentially. The Zener voltage of the MMSZ5231B-E3-18 is 5V, so the reverse bias voltage will need to reach 5V or higher for exponential Zener current.

When the Zener current is large enough, a large amount of current can flow through the PN junction. This large amount of current will be enough to saturate the PN junction, ensuring that a reverse voltage higher than 5V does not cause any damage. This is how the MMSZ5231B-E3-18 zener diode protects against overvoltage.

In conclusion, the MMSZ5231B-E3-18 is a single zener diode. It is widely used in battery protection, voltage regulation, and voltage switching applications. The working principle of this diode is based on the PN junction, which is formed between two P-type and N-type semiconductor material layers. When the reverse bias voltage reaches the Zener voltage of 5V, the PN junction saturates, preventing further damage.

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