B72510T0300K062

Varistor Voltage (Typ):	47V
Package / Case:	0805 (2012 Metric)
Mounting Type:	Surface Mount, MLCV
Operating Temperature:	-55°C ~ 125°C (TA)
Capacitance @ Frequency:	200pF @ 1kHz
Number of Circuits:	1
Energy:	0.30J
Current - Surge:	80A
Varistor Voltage (Max):	51.7V
Series:	--
Varistor Voltage (Min):	42.3V
Maximum DC Volts:	38V
Maximum AC Volts:	30V
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Application Field and Working Principle of B72510T0300K062 Varistor

A varistor, also known as a voltage-dependent resistor (VDR), is a two-terminal electronic component which exhibits a nonlinear breakdown voltage characteristic. This allows it to behave like a switch, providing overcurrent or surge protection when connected in series with a load. The B72510T0300K062 varistor is an excellent example of this type of protection device.

Overview

The B72510T0300K062 is a MOV (Metal Oxide Varistor) which is a form of varistor. It features a wide operating voltage range of over 200V to less than 400V, and is capable of withstanding surge voltages exceeding 600V. It can be used in both AC and DC circuits. The device is also very compact, measuring only 0.63 inches by 0.57 inches. The B72510T0300K062 also has a low leakage current of less than 0.20mA, providing excellent protection from short-term transients.

Application Fields

The B72510T0300K062 varistor is typically used in a variety of applications requiring surge protection. This includes automotive applications such as airbags, ABS systems, and HVAC systems. It is also used in industrial equipment such as wastewater treatment plants, telecommunications systems, and industrial automation systems. The B72510T0300K062 is also used in consumer electronics such as tablets, laptops, televisions, and home appliances.

Working Principle

The B72510T0300K062 varistor works based on the principle of a nonlinear breakdown voltage characteristic. When a positive voltage is applied to the device, the resistance rapidly increases. This ensures that any additional voltage will not damage the device or any downstream circuit components. The varistor is also designed to maintain a low leakage current, ensuring that current does not leak through the device at normal operating voltages.When a surge pulse or negative voltage is applied to the device, the resistance rapidly decreases. This allows a large surge current to flow through the device, safely dissipating the energy of the surge without damaging the downstream components. Once the surge pulse dissipates, the resistance rapidly increases again and the device returns to its normal state.

Conclusion

The B72510T0300K062 varistor is a versatile, robust, and compact device which can be used in a variety of applications for surge protection. It is capable of withstanding large surges and is designed to maintain a low leakage current. This ensures that the device and downstream components are protected from electrical interference. The B72510T0300K062 is an ideal choice for automotive, industrial, and consumer electronics applications requiring surge protection.

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