ERZ-V10D821 Circuit Protection

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

TVS (transient voltage suppressor) varistors, MOVs (metal oxide varistors) and ERZ-V10D821 are some of the most common devices used to protect against transients and surges in today’s electronic equipment. The ERZ-V10D821 is a three-terminal test system protector with full-wave protection for high current spikes up to 10 kA. With its low clamping voltage and fast response time, it’s ideal for use in transient protection applications.

In order to understand how the ERZ-V10D821 works, it\'s important to have a basic understanding of how TVS varistors, MOVs and transient protection work. Varistors are devices that act as a pass/block system for voltage, functions as a voltage-dependent resistor. In technical terms, varistors are "an ideal nonlinear resistor" that works by limiting the voltage that passes through it. Varistors have different threshold voltages which means that the voltage they can block is adjustable. Varistors can be used as either an absorber or dissipation device in transient protection applications.

MOVs are also known as metal oxide varistors and work similarly to TVS varistors, with the added benefit of being able to dissipate energy safely in application. These voltage-dependent devices can be used to prevent destructive energy spikes from reaching sensitive electronics and components. MOVs are also capable of withstanding high currents and are commonly used as current limiters and surge absorbers.

The ERZ-V10D821 is designed to protect against transient overvoltages and surges. The device consists of three terminals: a protection diode, an MOSFET switch, and an SCR switch. The ERZ-V10D821 is rated to provide full-wave protection up to 10 kA, and is ideal for devices that require fast response times. The ERZ-V10D821 is designed to absorb up to 10 kA of surge current and divert it to ground before it reaches sensitive components or systems.

The protection diode functions as a voltage regulator, limiting the voltage that passes through it. The MOSFET switch works by quickly diverting the surge current to ground before it reaches the system. It can also act as a free-wheeling diode, providing a path for the current to follow when the voltage supply is decreasing. The SCR switch is designed to absorb energy and dissipate it safely in transient protection applications.

The ERZ-V10D821 can be used in a variety of applications, from power supply systems to telecommunications equipment and computer systems. It is also commonly used in automotive applications, as it provides reliable protection from transients in high-voltage ignition systems.

In summary, the ERZ-V10D821 is a three-terminal protection device designed to provide full-wave protection up to 10 kA. It consists of a protection diode, an MOSFET switch, and an SCR switch, which collectively provide reliable protection against transient overvoltages and surges. The ERZ-V10D821 is ideal for applications that require fast response times and are particularly useful in automotive systems and power supplies.

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