ERZ-U31JP252F

Series:	ZNR®
Part Status:	Active
Lead Free Status / RoHS Status:	--
Maximum AC Volts:	1.32kV
Maximum DC Volts:	1.867kV
Energy:	--
Number of Circuits:	1
Operating Temperature:	-40°C ~ 70°C (TJ)
Mounting Type:	Chassis Mount
Package / Case:	Module

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TVS - Varistors, MOVs

The ERZ-U31JP252F is a nonlinear resistor used for transient overvoltage protection, with a wide range of application fields and working principles. It is part of the larger field of TVS - Transient Voltage Suppressors - Varistors, MOVs, and other nonlinear resistors that are designed to absorb or divert harmful electrical surge energy away from sensitive electronic components.The ERZ-U31JP252F is a low-capacitance suppressor, with a capacitance rating of 0.19pF, and a peak operating voltage of 25V. It also has a series of special features designed to maximize performance and reliability. These features include a wide range of capacitance values, low capacitance roll-off curve, low short-circuit current, and high reliability. It is also designed to offer superior overvoltage protection and transient-suppression performance.The main working principle of the ERZ-U31JP252F is the non-linear resistive characteristic of metal-oxide varistors (MOVs). When a transient overvoltage surge passes through the MOVs, it causes a rapid change in the MOVs’ resistance. This resistance change creates a temporary bridge between the two terminals, allowing a surge to pass through the MOVs. The MOVs therefore act as a switch, absorbing and diverting the surge energy. The MOVs also provide an electrical noise reduction benefit, by filtering out high frequency noise from the power line.The ERZ-U31JP252F also offers excellent surge protection at resonance frequencies, protecting against high-frequency transients. It also has a fail-safe mechanism which will open its circuit and shut off if a high-voltage surge is detected. This feature helps to ensure that the MOVs are not damaged by a transient surge of energy.In terms of application fields, the ERZ-U31JP252F is ideal for a range of electrical applications, including automotive, industrial automation, and telecommunications. In automotive applications, it can be used to protect the electrical systems of vehicles from transient surges and overvoltages, as well as providing electrical noise reduction. In industrial automation applications, it can be used for overvoltage protection in process control and automation systems. Finally, in telecommunications, it can offer surge protection for power lines in communication networks.Overall, the ERZ-U31JP252F is an effective surge suppressor and overvoltage protection component, with a wide range of applications. It is easy to install and provides reliable protection from transient surges and overvoltages. Its low-capacitance rating ensures it does not interfere with the signals passing through it, making it ideal for a wide range of purposes.

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