Sep 22, 2015 the operation of metal oxide varistor and silicon carbide varistor are very similar. Metal oxide varistors movs radial leaded varistors aumov varistor series description features agency approvals absolute maximum ratings for ratings of individual members of a series, see device ratings and specifications chart agency agency file number e320116 only 14vac to 42vac for epoxy coated. It is called so as the component is made from a mixture of zinc oxide and other metal oxides like cobalt, manganese and so on and is kept intact between two electrodes which are basically metal plates. Dec 12, 2018 a metal oxide varistor mov is a protection component used in power supply circuits that is powered directly from ac mains. Metaloxide varistors movs thermally protected varistors smov25s varistor series typical time to open circuit under ul 1449 limited current abnormal overvoltage test. The metal oxide varistors offer a choice of varistor voltages from 18 v to 820 v and vrms voltages from 11 v to 510 v. The main difference between a silicon carbide varistor and a metal oxide varistor is the amount of leakage current.
Vi curve vi characteristics is same as that of v series. A metal oxide varistor mov is a protection component used in power supply circuits that is powered directly from ac mains. Tvrd series disc type varistor for surge protection high surge series thinking electronic industrial co. Metal oxide varistors movs radial lead varistors ciii varistor series should transients occur in rapid succession, the average power dissipation is the energy wattseconds per pulse times the number of pulses per second.
The metal oxide varistors offer a choice of varistor voltages from 18 v to 1800 v and vrms voltages from 11 v to 1100 v. Mov20dxxxk series metal oxide varistor rohs directive 2015863, mar 31, 2015 and annex. The metal oxide varistors offer a choice of varistor voltages from. The most common modern type of varistor is the metal oxide varistor mov. These 7mm, 10mm, 14mm, and 20mm radial leaded varistors feature high current handling, high energy absorption capability, and fast response times to protect against transient faults up to rated limits.
Varistor symbol and applications metal oxide varistor. Metal oxide varistors movs surface mount multilayer varistors mlvs mla series mla varistor series rohs description the mla series family of transient voltage surge suppression devices is based on the littelfuse multilayer fabrication technology. Metal oxide varistors definition of varistor terms rated rms voltage, rated dc voltage the maximum designated values of power system voltage that may be applied continuously between the terminals of a device varistor voltage test characteristic that is used to classify varistors by type. Metal oxide varistor mov data sheet songtian electronics ste. Mov14d431k datasheet, mov14d431k datasheets, mov14d431k pdf, mov14d431k circuit. Mov14dxxxk series metal oxide varistor rohs directive 200295ec jan. The devices have a high current handling, high energy absorption capability and fast response times to protect against transient faults up to rated limits.
Metaloxide varistors movs radial lead varistors tmov. Jvr10n561k datasheet pdf pinout metal oxide varistor. Modification to the above series types denoted by special suffixes may vary. Vdr metal oxide varistors standard additional resources ordering information the varistors are available in a number of packaging options. Approvals stated above are for series types as stated. The power so developed must be within the specifications shown on the. Metal oxide varistors mov data sheet features wide operating voltage v 1ma range from 18v to 1100v fast responding to transient overvoltage large absorbing transient energy capability low clamping ratio and no followon current meets msl level 1.
Metal oxide varistor mov to overcome the limitations of semiconductor based varistors like silicon carbide varistors, the metal oxide varistors mov have been developed. Metal oxide varistor datasheet, metal oxide varistor pdf. Metaloxide varistors movs radial lead varistors za series. There is no polarity for these leads and hence can be connected in both directions. A metal oxide varistor starts conducting current at rated voltage and it stops the conduction if the applied voltage is below the threshold value. Littelfuse metal oxide varistors mouser electronics. Metaloxide varistors movs radial lead varistors za series description the za series of transient voltage surge suppressors are radial leaded varistors movs designed for use in the protection of low and mediumvoltage circuits and systems. Mov14d431k datasheet pdf bourns electronic solutions. Bourns mov metal oxide varistors movs protect against overvoltage transients such as lightning, power contact, and power induction. Nov 08, 2017 v20k3005 metal oxide varistor, circuit, pinout, schematic, equivalent, replacement, data, sheet, manual and application notes. May 02, 2018 tvr10241 datasheet 240v, 10pie, varistor, pdf, pinout, equivalent, replacement, schematic, manual, data, circuit, parts, datasheet. It is used to protect the circuit from high voltage spikes by varying its resistance. Surge absorption and overvoltage protection for household appliances. Standard dimensions and lead modification options continued e max dimensions for standard epoxy dimensions are in mm inches 10d series.
Because varistors only dissipate a relatively small amount of average power they are not suitable for repetitive applications that involve substantial amounts of average power dissipation. These components are designed to suppress a variety of transient events, including those. Aug 29, 2018 14se471 metal oxide varistor 470v tnr14se471, circuit, pinout, schematic, equivalent, replacement, data, sheet, manual and application notes. They have the capability to absorb high transient energies and can suppress both positive and negative transients. The devices have a high current handling, high energy absorption capability. Erzsf2mk151 metaloxide varistor components datasheet pdf data sheet free from datasheet data sheet search for integrated circuits ic, semiconductors and other electronic components such as resistors, capacitors, transistors and diodes. Pdf on the use of metal oxide varistors as a snubber. Metal oxide varistor mov data sheet features wide operating voltage v 1ma range from 18v to 1800v fast responding to transient overvoltage large absorbing transient energy capability low clamping ratio and no followon current meets msl level 1.
Nominal discharge current in according to ul 1449, 4th edition. Metal oxide varistor is a voltage dependent resistor. Specifications are subject to change without notice. Ultramov varistors are primarily intended for use in ac line voltage applications. Metal oxide varistors will not be recognized to ul1414 from december 25, 20. Typical applications include motor control, telecom, solenoid, and power supply circuits to protect. Metal oxide varistors mov data sheet features wide operating voltage v 1ma range from 18v to 820v fast responding to transient overvoltage large absorbing transient energy capability low clamping ratio and no followon current meets msl level 1, per jstd020 operating temperature. Metal oxide varistors movs, v140la2px10 datasheet, v140la2px10 pdf, v140la2px10 datasheet pdf, datenblatt, pinouts, data sheet, schematic. The metal oxide varistor or mov for short, is a voltage dependant resistor in which the resistance material is a metallic oxide, primarily zinc oxide zno pressed into a ceramic like material. It is also a non linear device and provides very good transient voltage surge protection. B72214s1k101 datasheet, pdf datasheet search engine. Metal oxide varistors movs radial lead varistors ultramov varistor series description the ultramov metal oxide varistor series is designed for applications requiring high peak surge current ratings and high energy absorption capability. The metal oxide varistor or mov is a voltage dependent, nonlinear device that provides excellent transient voltage suppression.
Datasheet search engine for electronic components and semiconductors. Metal oxide varistors are similar to resistors and has only two leads. Rfe metal oxide varistor 10mm disc,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Wide operating voltage v1ma range from 18v to 1100v. Metal oxide varistors consist of approximately 90% zinc oxide as a ceramic base material plus other filler materials for the. Typical applications include motor control, telecom, automotive. This signifies that the circuit is no longer protected from transients by the mov. On the use of metal oxide varistors as a snubber circuit in solidstate breakers. Modeling metal oxide varistors mov in short circuit calculations krishnat patil staff software engineer krishnat.
The products described herein and this document are subject to specific legal disclaimers as set forth on. Mov07d471k datasheet pdf 2 page bourns electronic solutions. The mov20dxxxk series of 20 mm radial leaded varistor devices protects against overvoltage transients such as lightning, power contact and power induction. Mov07d471k datasheet24 pages bourns metal oxide varistor. The metal oxide varistor is designed to protect various types of electronic devices and semiconductor elements from switching and induced lightning surges.
Myn15621k myn series metal oxide varistors, pdf, pinout, equivalent, replacement, schematic, manual, data, circuit, parts, datasheet. Mov07dxxxk series metal oxide varistor rohs directive 200295ec jan. The za series of transient voltage surge suppressors are radiallead varistors movs designed for use in the protection of low and medium voltage circuits and systems. Metaloxide varistors movs surface mount multilayer. Users should verify actual device performance in their specific applications. Jvr10n391k87 datasheet, jvr10n391k87 datasheets, jvr10n391k87 pdf, jvr10n391k87 circuit. A test current of 1 ma dc is typically used to determine. The electrical behavior of the metal oxide varistor, as indicated by figure 3, results from the number of microvaristors connected in series or in parallel. Wide operating voltage v1ma range from 18v to 1800v. Varistor 593 varistor 594 vishay varistor 103 varistor 594 datasheet vishay varistor testing varistor vdr 275 circuit k 250 varistor metal oxide varistor application note on ac mains varistor 64 text. The power so developed must be within the speci cations shown on the device ratings and speci cations table for the speci c. G series metal oxide varistor general purpose ul 1414 and 1449 approved csa 097864 approved 85c maximum temperature actual size the g series is the standard metal oxide varistor, additional technical information and specifications.
B72214s1k101 data sheet, alldatasheet, free, databook. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Bulk on tape and reel on tape in ammopack fanfold the basic ordering code for each option is given in tables titled varistors on tape on reel, varistors on tape in ammopack and varistors in bulk. Siov metal oxide varistors leaded varistors, standard series.
Jvr10n561k datasheet, jvr10n561k pdf, jvr10n561k pinout, equivalent, replacement metal oxide varistor rfe, schematic, circuit, manual. Bourns metal oxide varistor,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. This type contains a ceramic mass of zinc oxide grains, in a matrix of other metal oxides, such as small amounts of bismuth, cobalt, manganese oxides, sandwiched between two metal plates, which constitute the electrodes of the device. Please confirm technical specifications before you order andor use. Jvr14n391k datasheet metal oxide varistor, pdf, pinout, equivalent, replacement, schematic, manual, data, circuit, parts, datasheet. The metal oxide varistors offer a choice of varistor voltages from 18 v to 1800 v and vrms voltages from 11 v to v. Metal oxide varistor mov data sheet features wide operating voltage v 1ma range from 18v to 750v fast responding to transient overvoltage large absorbing transient energy capability low clamping ratio and no followon current meets msl level 1, per jstd020. Vishay varistors provide a reliable and efficient way to protect against highvoltage transients and surges. Only at those points where zinc oxide grains meet does sintering produce microvaristors, comparable to symmetrical zener diodes protection level approx. Allelectrical specifications are to industry standards with definitions conforming to ieee specifications. Jun 21, 2017 jvr14n391k datasheet metal oxide varistor, pdf, pinout, equivalent, replacement, schematic, manual, data, circuit, parts, datasheet.
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