B72520V0040M062

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The B72520V0040M062 is part of the type of Varistors, MOVs or Tvaristors. This component provides effective protection against overvoltages in electronic equipment. It works by suppressing transients, voltage spikes or surge events so that normal operation is not disturbed.

A Varistor or MOV (metal oxide varistor) is a passive two-terminal component which has a voltage-dependent resistance. It acts as a voltage regulator, limiting the voltage in the circuit. The B72520V0040M062 has a wide range of voltage levels, can withstand high peak currents and maintain good noise immunity.

The B72520V0040M062 has several applications fields, including:

• Power Lines, DC-DC Converters, Battery Protection
• LED Lighting, Automotive Electronics, Consumer Electronics
• Electronic Transducers, Medical Equipment, Industrial Use

The working principle of the B72520V0040M062 is based on the fact that the varistor will reduce or limit the voltage passing through a circuit. The component is inherently nonlinear, thus, when exposed to a higher voltage than the rated voltage, the varistor will conduct more and lower the voltage going through the circuit. The B72520V0040M062 has a wide operating range (±12 V up to 600 V range) and is able to withstand surge voltages up to 1450 V. The component can run up to 80 A peak currents (1ms pulse) to be able to protect many components and devices.

The metal oxide varistor has a rapid response time of less than 1µs (microsecond) which allows it to react to transient voltage surge in time. The two terminals of the component are designed to carry current in both directions, so the varistor reduces the voltage on both positive and negative peaks. After it clamps the voltage to a secure level, the component will immediately restore to its full blocking voltage and become nonconductive again.

The B72520V0040M062 is able to provide exceptionally good reliability without the need for temperature derating or additional overvoltage protection. The component stays within a tolerance of ±30 % even when exposed to temperatures up to 125°C. It also comes with excellent insulation characteristics: the isolation voltage between the line terminals is ≥1000 V, and between the leads 1000 V (working voltage).

In conclusion, the B72520V0040M062 metal oxide varistor is a great choice to provide reliable overvoltage protection for many applications. It can handle high peak current surges, has a wide voltage range, and its quick response time allows it to limit any voltage spikes in a short amount of time. With its excellent insulation characteristics and ability to resist temperatures up to 125°C, the B72520V0040M062 is the perfect component to use in many different fields.

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