MMSZ5221BS-7-F

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

MMSZ5221BS-7-F is a type of single Zener diode supplied by ON Semiconductor. It has a maximum reverse operating voltage of 7V, a forward voltage drop of max. 1V at 1.0A, and an operating temperature range of -65°C to +150°C. This diode can be used in various applications that require low-voltage, low-current protection.

Applications:

• Battery Discharge/Overvoltage Protection
• Data Interface Protection
• Data Line and Voltage Regulation Protection
• Voltage Regulation for Low Voltage and Low Current Circuits
• Clamp Circuits for Pulse Suppressing
• Load Dumping Protection
• Automotive Circuits

Working Principle:

MMSZ5221BS-7-F operates under the principle of Zener Breakdown. When this diode is reverse biased, the electric field across the PN junction is increased, creating an increasing number of electrons and holes that recombine, producing an avalanche effect. This causes a voltage drop across the diode, called the Zener Voltage, Vz. This Voltage, Vz, is typically between 5V and 6V for the MMSZ5221BS-7-F diode, allowing it to provide voltage regulation and protection in many low voltage applications.

Once the Zener Voltage is reached, any further increase in reverse bias voltage will not increase the voltage drop any further. This means that when this diode is used in an application, it can provide very stable regulation of voltage or current regardless of the presence of large transient voltages. This makes it ideal for applications such as battery discharge protection and data interface protection, where regulation of voltage is necessary over wide temperature or load changes.

MMSZ5221BS-7-F is also very fast-reacting, and can respond to high transients in less than 1ns, allowing it to provide the protection needed for high-speed signals in applications such as data line and voltage regulation protection. In addition, this diode is also capable of handling high-current applications, making it suitable for use in power supplies, motor controls and automotive circuits.

Conclusion:

The MMSZ5221BS-7-F diode from ON Semiconductor is a single Zener diode that offers up to 7V of reverse operating voltage, a forward voltage drop of up to 1V at 1.0A, and an operating temperature range of -65°C to +150°C. It is designed for a wide range of applications, including battery discharge protection, data interface protection, data line and voltage regulation protection, load dumping protection, and automotive circuits. The MMSZ5221BS-7-F diode operates under the principle of Zener breakdown, and is capable of providing voltage regulation and protection even in the presence of high transients, making it ideal for use in a variety of applications.

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