Varistors and Metal Oxide Varistors (MOVs) play a crucial role in protecting electronic circuits from transient voltage spikes, which can occur due to lightning strikes, power surges, or other electrical disturbances. These devices are essential components in transient voltage suppressors, designed to safeguard sensitive electronic equipment by clamping excessive voltage and diverting harmful energy away from critical components. Their ability to absorb and dissipate energy makes them indispensable in a wide range of applications across various industries.
Varistors are voltage-dependent resistors that exhibit a nonlinear resistance characteristic. When the voltage across a varistor exceeds a certain threshold, its resistance decreases dramatically, allowing it to conduct excess current and thus protect downstream circuitry. This property is particularly beneficial in applications where voltage spikes are unpredictable and can cause significant damage to sensitive components. MOVs, a specific type of varistor, utilize metal oxide materials to achieve their voltage clamping capabilities, making them highly effective in high-energy applications.
The technical features of varistors and MOVs include their fast response times, high energy absorption capacity, and broad voltage range, making them suitable for various electrical environments. They can be found in both surface mount and through-hole configurations, allowing for flexibility in design and integration into existing systems. Additionally, these devices are designed to operate over a wide temperature range, ensuring reliability in diverse operating conditions.
Industries that commonly utilize varistors and MOVs include telecommunications, consumer electronics, automotive, and industrial automation. In telecommunications, for instance, these devices protect communication lines from voltage spikes that could disrupt service or damage equipment. In consumer electronics, they are integrated into power supplies and circuit boards to enhance the durability and longevity of devices such as televisions, computers, and home appliances. The automotive industry also employs varistors and MOVs to protect sensitive electronic systems from voltage transients caused by engine start-up or external electrical disturbances.
In summary, varistors and MOVs are critical components in transient voltage suppression, providing essential protection against voltage spikes in a variety of applications. Their unique properties and versatility make them a vital choice for engineers and designers looking to enhance the reliability and safety of electronic systems.
Varistors and MOVs for Transient Voltage Suppression is a subcategory of Transient Voltage Suppressors
1.5kW 15V unidirectional TVS diodes
1.5kW 27V unidirectional TVS diodes
TVS diodes for transient voltage suppression
Axial high - power TVS diodes for various uses
Axial lead high - power TVS diodes
TVS diodes for voltage suppression applications
11V TVS diodes for transient voltage protection
TVS diodes for transient voltage suppression
Vishay unidirectional TVS diodes for various uses
24V 6KW single TVS diodes in P600 case
24V 6KW TVS diodes for voltage suppression
0402 varistors for various voltage and current
0603 SMD varistors and var zinc oxide
400W 376V unidirectional TVS diodes
188V 600W unidirectional TVS diodes
TVS diodes for voltage suppression
TVS diodes for voltage suppression
ESD protection diodes with resistors in compact TSOC packages
Unidirectional TVS diodes for transient voltage suppression in surface mount packages
Unidirectional TVS diodes for ESD protection in compact SOD-923 packages
Low-capacitance TVS diodes for ESD protection in compact SOD-923 packages
12V TVS diodes for ESD protection in SOT-23 and LLP packages
Compact TVS diodes for ESD protection in electronic circuits
Compact ESD protection diodes and arrays for high-speed electronic circuits
Unidirectional transient voltage suppressor diodes for circuit protection
Unidirectional TVS diodes for transient voltage suppression
Unidirectional TVS diodes for transient voltage and ESD protection
Unidirectional TVS diodes for transient voltage suppression, 28V, 1.5KW
Unidirectional TVS diodes for transient voltage suppression, 12V, 1.5KW
Unidirectional TVS diodes for surge protection in electronic circuits
Surface-mount TVS diodes for transient voltage and ESD protection
Compact TVS diodes for ESD protection in various electronic circuits
ESD protection diode arrays for safeguarding electronic circuits
Unidirectional TVS diodes for transient voltage suppression in SMA packages
Unidirectional TVS diodes for transient voltage suppression in electronics
Surface-mount Zener and TVS diodes for circuit protection
Coaxial cable assemblies and RF components for connectivity and signal transmission
Unidirectional TVS diodes for transient voltage suppression, 600W, 33V, SMB package
Bidirectional 75V TVS diodes for transient voltage suppression
Unidirectional TVS diodes for transient voltage suppression up to 600W
Unidirectional transient voltage suppressor diodes for circuit protection
Compact SOT-723 TVS diodes for ESD and transient voltage protection
Radial varistors for voltage protection in electronic circuits
Radial varistors for voltage protection in various sizes and capacities
Fuses, diodes, and steel doors for electrical and structural applications
Fuses and voltage suppressors for electrical protection and safety
Compact ESD suppressors and TVS diodes for high-speed circuit protection
Compact SOT-23 TVS diode arrays for USB ESD protection
Bidirectional TVS diodes for high-side reverse bias protection
Unidirectional TVS diodes for transient voltage and ESD protection
1.5kW 15V unidirectional TVS diodes
1.5kW 27V unidirectional TVS diodes
TVS diodes for transient voltage suppression
Axial high - power TVS diodes for various uses
Axial lead high - power TVS diodes
TVS diodes for voltage suppression applications
11V TVS diodes for transient voltage protection
TVS diodes for transient voltage suppression
Vishay unidirectional TVS diodes for various uses
24V 6KW single TVS diodes in P600 case
24V 6KW TVS diodes for voltage suppression
0402 varistors for various voltage and current
0603 SMD varistors and var zinc oxide
400W 376V unidirectional TVS diodes
188V 600W unidirectional TVS diodes
TVS diodes for voltage suppression
TVS diodes for voltage suppression
ESD protection diodes with resistors in compact TSOC packages
Unidirectional TVS diodes for transient voltage suppression in surface mount packages
Unidirectional TVS diodes for ESD protection in compact SOD-923 packages
Low-capacitance TVS diodes for ESD protection in compact SOD-923 packages
12V TVS diodes for ESD protection in SOT-23 and LLP packages
Compact TVS diodes for ESD protection in electronic circuits
Compact ESD protection diodes and arrays for high-speed electronic circuits
Unidirectional transient voltage suppressor diodes for circuit protection
Unidirectional TVS diodes for transient voltage suppression
Unidirectional TVS diodes for transient voltage and ESD protection
Unidirectional TVS diodes for transient voltage suppression, 28V, 1.5KW
Unidirectional TVS diodes for transient voltage suppression, 12V, 1.5KW
Unidirectional TVS diodes for surge protection in electronic circuits
Surface-mount TVS diodes for transient voltage and ESD protection
Compact TVS diodes for ESD protection in various electronic circuits
ESD protection diode arrays for safeguarding electronic circuits
Unidirectional TVS diodes for transient voltage suppression in SMA packages
Unidirectional TVS diodes for transient voltage suppression in electronics
Surface-mount Zener and TVS diodes for circuit protection
Coaxial cable assemblies and RF components for connectivity and signal transmission
Unidirectional TVS diodes for transient voltage suppression, 600W, 33V, SMB package
Bidirectional 75V TVS diodes for transient voltage suppression
Unidirectional TVS diodes for transient voltage suppression up to 600W
Unidirectional transient voltage suppressor diodes for circuit protection
Compact SOT-723 TVS diodes for ESD and transient voltage protection
Radial varistors for voltage protection in electronic circuits
Radial varistors for voltage protection in various sizes and capacities
Fuses, diodes, and steel doors for electrical and structural applications
Fuses and voltage suppressors for electrical protection and safety
Compact ESD suppressors and TVS diodes for high-speed circuit protection
Compact SOT-23 TVS diode arrays for USB ESD protection
Bidirectional TVS diodes for high-side reverse bias protection
Unidirectional TVS diodes for transient voltage and ESD protection