V22ZT1PX2855

Varistor Voltage (Typ):	22V
Package / Case:	Disc 7mm
Mounting Type:	Through Hole
Operating Temperature:	-55°C ~ 85°C (TA)
Capacitance @ Frequency:	2375pF @ 1MHz
Number of Circuits:	1
Energy:	0.90J
Current - Surge:	250A
Varistor Voltage (Max):	24.2V
Series:	ZT
Varistor Voltage (Min):	19.8V
Maximum DC Volts:	18V
Maximum AC Volts:	14V
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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V22ZT1PX2855 Application Field and Working Principle Explained

A Transient Voltage Suppressor (TVS) also called Metal Oxide Varistor (MOV) is an electronic device used to protect electronic components and circuitry from transient overvoltages and ESD (electrostatic discharge). It provides overvoltage protection to connected equipment against electrical spikes, surges, and transients. The V22ZT1PX2855 is an example of a high power TVS device. It is used primarily to provide ESD protection against electrical transients in systems that require high surge immunity. It features a low capacitance design that ensures minimum dissipation of the transient current and high Operating Voltage (OPV) of up to 28V.

Application Field

The V22ZT1PX2855 is typically used in high power applications that require a high surge immunity. It is suitable for applications such as automotive systems, IT systems, consumer and household appliances, power supplies and industrial applications. Due to its high peak pulse power capability, it is especially suitable for HV (High Voltage) and LV (Low Voltage) applications. It also provides additional protection from ESD in sensitive electronic devices, such as mobile phones, tablets, computers and other everyday electronics. The device is also suitable for use in sensitive applications where voltage transients and ESD can damage vulnerable components and circuitry. This includes medical equipment, where sudden voltage spikes and electrostatic discharges could potentially damage life-saving technology.

Working Principle

The V22ZT1PX2855 works by clamping and dispersing high electrical surges and voltage transients away from the protected circuitry. This is achieved through its internal metal-oxide semiconductor structure, which works to absorb excess voltage and disperse it as heat into the device body. The device is designed to provide protection against both Common Mode Transients (CMT) and Differential Mode Transients (DMT). CMT protection is provided by the device\'s internal structure, while DMT protection is ensured by its series circuit connection when two or more devices are used in bi-directional applications. The V22ZT1PX2855 is capable of providing power overvoltage and ESD protection to electronics and electrical systems with high surge immunity. It is an incredibly robust device that can provide protection against voltage spikes in the range between 28V and 0V.

Conclusion

The V22ZT1PX2855 is a high power TVS device that provides efficient and reliable protection from electrical transients and ESD. It is robust enough to provide ESD protection to electronics in industrial, automotive, consumer, medical and IT applications. Its low capacitance design ensures minimum dissipation of transient current and high OPV, which allows it to offer high surge immunity.

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