ERZ-CF2MK270

Series:	ZNR®
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Maximum AC Volts:	17V
Maximum DC Volts:	22V
Varistor Voltage (Min):	24V
Varistor Voltage (Typ):	27V
Varistor Voltage (Max):	30V
Current - Surge:	50A
Energy:	0.50J
Number of Circuits:	1
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount, MLCV
Package / Case:	2-SMD, J-Lead

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ERZ-CF2MK270 is a two-stage metal oxide varistor (MOV) designed to protect circuits against high transient voltage such as lightning and other power line surges. This device is commonly used in applications such as overvoltage protection in electronic and computer equipment, surge protection for automotive systems, and general-purpose protection in telecommunication, audio, video, and other consumer electronics applications.Transient Voltage Surge Suppressors are devices designed to protect sensitive electronics from high-voltage transients or surges. These devices can be found in every kind of electronic device, from computers to TVs to automobiles. MOVs, or Metal Oxide Varistors, are the most common type of transient voltage surge suppressor. The ERZ-CF2MK270 is a two-stage MOV designed to provide robust surge protection in a variety of applications.The ERZ-CF2MK270 has two stages, an active component and a passive one. The active component consists of two zinc-oxide elements connected in series. This forms the basis of the protection circuit, as the intentional imbalance in the circuit allows the device to divert transient energy away from the protected circuit. The passive component of the device consists of a varistor, which is essentially a variable resistor. This component helps reduce the peak transient voltage, and also helps to limit the surge current that the device can handle.The working principle of the ERZ-CF2MK270 is based on the active and passive components working together to suppress transient overvoltages. When the device is exposed to an overvoltage greater than the device’s rated threshold, the active component comes into action first. It absorbs the energy of the surge while the passive component brings the voltage down to a safe level. Once the voltage is at a safe level, the device can reset itself and the surge protection is reactivated.The two-stage metal oxide varistor is a highly efficient device for protecting against transients and surges. Its combination of active and passive components provides an effective and durable level of protection, and it has a wide range of applications. These applications include overvoltage protection, surge protection, general-purpose protection, TVS/MOV protection, and more. The ERZ-CF2MK270 is a highly robust device that has been proven to provide reliable protection in the most demanding environments.

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