MMSZ5266B-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

MMSZ5266B-E3-18 is a single Zener diode, commonly used for voltage regulation purposes within various electronic circuits. It is also known as a Silicon Planar Zener Diode and its maximum power dissipation voltage is 2 Watts (2W) at 25 degrees Celsius. MMSZ5266B-E3-18 features a breakdown voltage ranging from 12.2V to 12.6V, a maximum operating temperature of 150 degrees Celsius, and a nominal Zener impedance of 8.0 ohms at 25 degrees Celsius.

MMSZ5266B-E3-18 is often used within individual systems to provide a steady, regulated voltage across components. Voltage regulation results in smooth operation of the system, reduced chances of excess current draw, and minimal flicker or interference with other electrical components. As a Zener diode, the MMSZ5266B-E3-18 will fire during an over-voltage, clamping the voltage and protecting components within the system. The Zener diode also helps in dampening or dissipating the energy from the over-voltage, due to its low impedance characteristics.

The working principle of the MMSZ5266B-E3-18 is very simple. When an input voltage is applied on the anode side of the diode, the diode behaves like a normal rectifier and conducts current in the forward direction as long as the applied voltage does not exceed the Zener voltage of the diode. When the input voltage exceeds the Zener voltage, the diode “breaks down” and begins to conduct current in the reverse direction, thus clamping the voltage. The amount of current the diode will draw in the reverse direction depends on the resistance of the load circuit and the size of the diode. In order to maintain a constant output voltage, the load resistance must be adjusted.

MMSZ5266B-E3-18 diodes may be used in a variety of applications, such as portable electronics, automotive electronics, and even as part of an AC/DC power converters. They are also suitable for voltage regulation with computers, displays monitors, and other stationary equipment. MMSZ5266B-E3-18 diodes are also ideal for protection from electrical surges, over-voltage protection, and EMI/EMC filtering.

In conclusion, MMSZ5266B-E3-18 is a single Zener diode with a breakdown voltage ranging from 12.2V to 12.6V and a maximum power dissipation of 2W at 25 degrees Celsius. It is typically used for voltage regulation in various electronic circuits, providing protection from electrical surges and over-voltage and filtering electromagnetic interference, making it an ideal choice for a variety of applications.

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