MOV-07D621KTR

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TVS (Transient Voltage Suppressors)and MOVs (Metal Oxide Varistors) are two kinds of devices that help protect electronic circuits from transient voltage surges. MOV-07D621KTR, which belongs to the MOV category, can provide circuit protection from transient voltages up to 600 volts. It utilizes a metal oxide semiconductor/semiconductor junction on the device surface, thereby allowing simple protection mechanisms.

The MOV-07D621KTR is a non-polarized device with a Voltage Standoff of 600V, and can dissipate an energy pulse up to 1750 Joules. It has a Maximum Clamping Voltage (Vc) of 1400V and Peak Pulse Current (IpP) of 200A. It offers protection against transients of different shapes, such as transient pulses from a lightning strike, or from electronic devices, such as motors and solenoids, due to large inductive kickbacks.

The main purpose of the MOV-07D621KTR is to limit voltage spikes, providing reliable protection of the circuit components against overvoltage and overcurrent conditions. It can effectively reduce the failure rate of circuits and provide the best protection due to its high surge current clamping capability. The device is designed to respond faster to transient voltages and quickly bring the voltage to safe levels.

In terms of application field, the MOV-07D621KTR is used mainly in electronic equipment, including switch mode power supplies, telecommunications and motor control systems, industrial systems, and instrumentation circuits. It is also preferred when a low-inductance protection device is necessary.

The working principle of the MOV-07D621KTR can be conceptualized in this way: under normal conditions, the MOV-07D621KTR and the load, which is the circuit element to be protected, are connected in parallel across a voltage source. When the input voltage rises above the threshold voltage of the device, the MOV-07D621KTR operates as a variable resistor with a decreasing resistance with increasing voltage. Thus, it limits the voltage, effectively reducing it to its safe levels. When the voltage goes back to its normal levels, the MOV-07D621KTR returns to its low-resistance state. During this process, the MOV-07D621KTR will release both heat and energy to the external circuit.

To sum up, the MOV-07D621KTR is a device designed for the protection of circuits from voltage transients. It has a Voltage Standoff of 600V, a Maximum Clamping voltage of 1400V and a Peak Pulse Current of 200A. It is mainly used in electronic equipment, including switch mode power supplies, telecommunications and motor control systems, industrial systems, and instrumentation circuits. The working principle of the MOV-07D621KTR is closely related to its variable resistor with a decreasing resistance with increasing voltage. The device protects the circuits by limiting the voltage and quickly bring the voltage to safe levels.

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