# VARISTOR, MOV, 710V, DISC 14MM

![Product image](https://novapart.co/image/farnell:4172612/)

**URL**: https://novapart.co/products/431KK14-TR./varistor-mov-710v-disc-14mm
**SKU**: 431KK14-TR.
**Manufacturer**: YAGEO
**Category**: Circuit Protection || TVS - Transient Voltage Suppressors || TVS Varistors
**Price**: €0.1510
**Stock**: 1000+
**Lead Time**: 188 days (indicative)

## Description

Voltage Rating VAC:275V; Voltage Rating VDC:350V; Product Range:14K Series; Clamping Voltage Vc Max:710V; Varistor Case Style:Disc 14mm; Peak Surge Current @ 8/20µS:4.5 65AK0373

## Specifications

| Parameter | Value |
|---|---|
| Product Range | 14K Series |
| Varistor Type | Metal Oxide Varistor (MOV) |
| Voltage Rating Vac | 275V |
| Voltage Rating Vdc | 350V |
| Varistor Case Style | Disc 14mm |
| Clamping Voltage Vc Max | 710V |
| Peak Energy (10/1000Us) | 115J |
| Operating Temperature Max | 125°C |
| Operating Temperature Min | -40°C |
| Peak Surge Current @ 8/20Μs | 4.5kA |
| Automotive Qualification Standard | - |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4172612/)

DATA SHEET METAL OXIDE VARISTORS POWER SUPPLY 14K  series 

**RoHS compliant & Halogen free** 

Circuit Protection 

> Product Specification 2 12 

METAL OXIDE VARISTORS 

14K 

## **Metal Oxide Varistor (MOV) Data Sheet** 

## **Features** 

- Wide operating voltage (V1mA) range from 180V to 560V 

- Fast responding to transient over-voltage 

- Large absorbing transient energy capability 

- Low clamping ratio and no follow-on current 

- Meets MSL level 1, per J-STD-020 

- Operating Temperature ： -40 ℃ ~ +125 ℃ 

- Storage Temperature ： -40 ℃ ~ +125 ℃ 

- Safety certification: UL: E327997 

## **Applications** 

- Transistor, diode, IC, thyristor or triac semiconductor protection 

- Surge protection in consumer electronics 

- Surge protection in industrial electronics 

- Surge protection in electronic home appliances, gas and petroleum appliances 

- Relay and electromagnetic valve surge absorption 

## **Part Number Code** 

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**----- Start of picture text -----**<br>
Packing<br>No suffix: Bulk<br>Tolerance TB: Tape & Box<br>K: ±10% TR: Tape & Reel<br>Lead Shape<br>Type Surge Series No suffix: Straight leads<br>K:High  No suffix: Standard type O: Outside crimped leads<br>temperature J: High Surge type F: Y Kinked leads<br>Varistor Voltage<br>PTE 181: 180V<br>561: 560V Element Diameter<br>07~20<br>**----- End of picture text -----**<br>


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## METAL OXIDE VARISTORS 

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**----- Start of picture text -----**<br>
14K<br>**----- End of picture text -----**<br>


## **Dimensions** 

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D D T D T<br>K ≤ 3.0 K ≤ 3.0<br>d1<br>d e d<br>d<br>F<br>O Type F Type<br>F<br>H<br>H1<br>H1<br>L<br>L1<br>L1<br>**----- End of picture text -----**<br>


|Table 1<br>Unit: mm|Table 1<br>Unit: mm||Table 2<br>Unit: mm|Table 2<br>Unit: mm|Table 2<br>Unit: mm|Table 2<br>Unit: mm|Table 2<br>Unit: mm|Table 2<br>Unit: mm|
|---|---|---|---|---|---|---|---|---|
|Symbol|Dimension||Model|T(max.)|e|Model|T(max.)|e|
|H(max.)|20.0||181K|4.2|1.9|471K|5.8|3.2|
|H1(max.)|21.0||201K|4.3|2.0|511K|6.1|3.4|
|L(min.)|20.0||221K|4.4|2.1|561K|6.4|3.6|
|L1(min.)|15.0||241K|4.5|2.2||||
|D(max.)|16.5||271K|4.6|2.4||||
|F(±0.8)|7.5||301K|4.6|2.5||||
|T(max.)|Table 2||331K|5.0|2.5||||
|e(±0.8)|Table 2||361K|5.2|2.7||||
|d(±0.05)|0.8||391K|5.4|2.8||||
|d1(±0.4)|1.4||431K|5.6|3.0||||



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METAL OXIDE VARISTORS 

14K 

## **Electrical Characteristics** 

|Part<br>Number|Part<br>Number|Maximum<br>Allowable<br>Voltage|Maximum<br>Allowable<br>Voltage|Varistor<br>Voltage|Maximum<br>Clamping<br>Voltage|Maximum<br>Clamping<br>Voltage|Withstanding<br>Surge<br>Current|Withstanding<br>Surge<br>Current|Maximum<br>Energy<br>(10/1000μs)|Maximum<br>Energy<br>(10/1000μs)|Rated<br>Power|Typical<br>Capacitance<br>(Reference)|
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|Standard|High<br>Surge|VAC(V)|VDC(V)|V1mA(V)|IP(A)|VC(V)|I (A)<br>Standard|I (A)<br>High<br>Surge|(J)<br>Standard|(J)<br>High<br>Surge|(W)|@1KHz (pf)|
|181KK14|181KK14J|115|150|180(162~198)|50|300|4500|6000|50.0|60.0|0.6|1100|
|201KK14|201KK14J|130|170|200(180~220)|50|340|4500|6000|57.0|70.0|0.6|1000|
|221KK14|221KK14J|140|180|220(198~242)|50|360|4500|6000|60.0|78.0|0.6|900|
|241KK14|241KK14J|150|200|240(216~264)|50|395|4500|6000|63.0|84.0|0.6|830|
|271KK14|271KK14J|175|225|270(243~297)|50|455|4500|6000|70.0|99.0|0.6|740|
|301KK14|301KK14J|190|250|300(270~330)|50|500|4500|6000|77.0|108|0.6|670|
|331KK14|331KK14J|210|275|330(297~363)|50|550|4500|6000|85.0|115|0.6|610|
|361KK14|361KK14J|230|300|360(324~396)|50|595|4500|6000|93.0|130|0.6|560|
|391KK14|391KK14J|250|320|390(351~429)|50|650|4500|6000|100|140|0.6|510|
|431KK14|431KK14J|275|350|430(387~473)|50|710|4500|6000|115|155|0.6|460|
|471KK14|471KK14J|300|385|470(423~517)|50|775|4500|6000|118|175|0.6|430|
|511KK14|511KK14J|320|415|510(459~561)|50|845|4500|6000|121|180|0.6|390|
|561KK14|561KK14J|350|460|560(504~616)|50|925|4500|6000|125|185|0.6|360|



Notes:  Leakage Current (@83% of V1mA) ： IR≤25μA 

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METAL OXIDE VARISTORS 

14K 

## **Electrical Ratings** 

|Items|Test Condition/Description|Test Condition/Description|Requirement|
|---|---|---|---|
|Varistor Voltage|The voltage between the two terminals with the specified<br>measuring<br>current 1mA.DC applied is called Vb.||To meet the<br>Specified value|
|Maximum Allowable<br>Voltage|The recommended maximum sine wave voltage (RMS) or the<br>Maximum DC voltage can be applied continuously.|||
|Maximum Clamping<br>Voltage|The maximum voltage between the two terminals with the<br>specification standard impulse current.<br>Applied waveform: 8/20μs<br>0<br>10<br>50<br>90<br>100<br>Time<br>Current (%)<br>Impulse Width<br>8µs<br>20µs<br>Crest value|||
|Rated Wattage|The maximum average power that can be applied within the<br>specified ambient temperature.|||
|Energy|The maximum energy within the varistor voltage change of ±10%<br>when one impulse of 10/1000μs or 2ms is applied.|||
|Withstanding Surge<br>Current|The maximum current within the varistor voltage change of ±10%<br>with the standard impulse current (8/20μs) applied one time.|||
|Varistor Voltage<br>Temp. Coefficient||V1mA@125℃-V1mA@25℃<br>V1mA@25℃<br>× 1<br>100<br>× 100%(%/℃)|≤0.05%/℃|
|||V1mA@-40℃-V1mA@25℃<br>V1mA@25℃<br>× 1<br>65<br>× 100%(%/℃)||
|Surge Life|The change of Vb shall be measured after the impulse listed below<br>which is applied 10,000 times continuously with the interval of ten<br>seconds at room temperature.<br>14Φ series<br>181K to 821K<br>150A (8/20μs)||ΔVb<br>Vb<br>≤±10%|



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METAL OXIDE VARISTORS 

14K 

## **Soldering Recommendation** 

Lead-free Wave Soldering Recommendation 

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300<br>Soldering<br>Preheating Maximum Wave 265 ℃ Cooling<br>250<br>200<br>150<br>100<br>50<br>0<br>0 0.5 1 1.5 2 2.5 3 3.5 4<br>Time (minutes)<br>Item  Conditions<br>Peak Temperature  265 ℃<br>Dipping Time  10 seconds (max.)<br>Soldering  1 time<br>)<br>℃<br>Temperature (<br>**----- End of picture text -----**<br>


Recommendation Reworking Conditions with Soldering Iron 

|Item|Conditions|
|---|---|
|Temperature of Soldering Iron-tip|360℃(max.)|
|Soldering Time|3 seconds(max.)|
|Distance from Varistor|2mm (min.)|



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## **Mechanical Characteristics** 

|Items|Test conditions / Methods|Test conditions / Methods|Specifications|
|---|---|---|---|
|Tensile Strength<br>of Terminals|Gradually applying the force specified<br>fixed for 10±1 sec.<br>Terminal diameter(mm)<br>0.5＜d≤0.8<br>0.8＜d≤1.25<br>1.25＜d|and keeping the unit<br>1.0<br>2.0<br>4.0<br>Force(kg)|No visible damage<br>|ΔV1mA/V1mA|≤5%|
|Bending Strength<br>of Terminals|Hold specimen and apply the force specified below to each<br>lead. Bend the specimen to 90°, then return to the original<br>position. Repeat the procedure in the opposite direction.<br>Terminal diameter(mm)<br>0.5＜d≤0.8<br>0.8＜d≤1.25<br>1.25＜d<br>0.5<br>1.0<br>2.0<br>Force(kg)||No visible damage<br>|ΔV1mA/V1mA|≤5%|
|Vibration|Frequency range: 10~55 Hz<br>Amplitude: 0.75mm or 98m/s2<br>Direction: 3 mutually perpendicular directions, 2hrs each.||No visible damage<br>|ΔV1mA/V1mA|≤5%|
|Solder ability|Solder Temp: 245±5℃<br>Dipping Time: 2±0.5 sec||At least 95% of terminal<br>electrode is covered by<br>newsolder|
|Resistance to<br>Soldering Heat|Solder Temp: 260±5℃<br>Dipping Time: 10±1 sec||No visible damage<br>|ΔV1mA/V1mA|≤10%|



## **Reliability** 

|Items|Test conditions / Methods|Specifications|
|---|---|---|
|High Temperature<br>Storage|Ambient Temp: 125±2℃<br>Duration: 1000hrs||ΔV1mA/V1mA|≤5%|
|Low Temperature<br>Storage|Ambient Temp: -40±2℃<br>Duration: 1000hrs||ΔV1mA/V1mA|≤5%|
|Humidity|Ambient Temp: 40±2℃, 90~95%R.H.<br>Duration: 1000hrs||ΔV1mA/V1mA|≤5%|
|Temperature Cycle|The conditions shown below shall be repeated 5 cycles<br>Step<br>Temperature (℃)<br>Period (minutes)<br>1<br>-40±3<br>30±3<br>2<br>Room temperature<br>15±3<br>3<br>125±3<br>30±3<br>4<br>Room temperature<br>15±3|No visible damage<br>|ΔV1mA/V1mA|≤5%|
|High Temperature<br>Load|Ambient Temp: 125±2℃Duration: 1000hrs<br>Load: Max. Allowable Voltage In AC eara.||ΔV1mA/V1mA|≤10%|
|Damp HeatLoad|Ambient Temp: 40±2℃, 90~95%R.H.<br>Duration: 1000hrs     Load: Max. Allowable Voltage|No visible damage<br>|ΔV1mA/V1mA|≤10%|
|Voltage Proof|Metal balls method, 2500Vac 1 min.|No visible damage|



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## **Maximum Surge Current Derating Curve** 

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181KK14 to 561KK14<br>10000<br>1<br>2<br>1000 10<br>10 [2]<br>10 [3]<br>10 [4]<br>100 10 [5]<br>10 [6]<br>10<br>1<br>0.1<br>10 100 1000 10000<br>Td (μs)<br>Max. Surge Current (A)<br>**----- End of picture text -----**<br>


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181KK14J to 561KK14J<br>10000<br>1<br>2<br>10<br>1000<br>10 [2]<br>10 [3]<br>10 [4]<br>100 10 [5]<br>10 [6]<br>10<br>1<br>0.1<br>10 100 1000 10000<br>Td (μs)<br>Max. Surge Current (A)<br>**----- End of picture text -----**<br>


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## **Maximum Leakage Current and Maximum Clamping Voltage Curve** 

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## METAL OXIDE VARISTORS 

## **Maximum Leakage Current and Maximum Clamping Voltage Curve** 

## **Marking Code** 

① Brightking Logo 

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① ②  Varistor Voltage<br>XXXKKXXX<br>② ④ ③  UL Accreditation Logo<br>⑤ “ ” “ ”<br>③ XXXX ④ J is High Surge Code, no J is Standard Surge<br>⑤  Disk Size<br>⑥<br>**----- End of picture text -----**<br>


⑥ Internal control code 

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## **Taping Dimensions** 

|||||P2|P2||P||W2<br>W0<br>W1<br>W<br>t<br>h|W2<br>W0<br>W1<br>W<br>t<br>h|Symbol|Dimensions (mm)|
|---|---|---|---|---|---|---|---|---|---|---|---|---|
||||||||||||P|25.4±1.0|
||||||||||||P0|12.7±1.0|
||||||||||||P1|8.95±0.7|
||||||||||||P2|12.7±1.3|
||||||||||||||
||H<br>B||||||||||||
||||||||||||F|7.5±0.8|
||||||||||||||
||||||||||||h|0±4|
||||||||||||W|18.0±1.0|
||||||||||||W0|12.0±1.0|
||I||||||D0||||||
||||||||||||W1|9.0±0.5|
|||||P1||P0||F|||||
||||||||||||W2|3.0max|
||||||||||||||
||||||||||||H|20.0±2.0|
||||||||||||I|2.0max|
||||||||||||D0|4.0±0.2|
||||||||||||t|0.6±0.3|
||||||||||||B|40max|



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14K 

## **Quantity** 

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Packaging Dimensions (Unit: mm) Quantity<br>In bulk for Terminals Untrimmed Products<br>400pcs/bag<br>4bags/box<br>(181K~331K)<br>300pcs/bag<br>130 Max. 4bags/box<br>(361K~561K)<br>250 Max.<br>In bulk for Terminals Trimmed Products<br>400pcs/bag<br>4bags/box<br>(181K~331K)<br>300pcs/bag<br>66 Max. 4bags/box<br>(361K~561K)<br>252 Max.<br>Tape & Box<br>750pcs/box<br>(181K~241K)<br>600pcs/box<br>60 Max.<br>(271K~331K)<br>340 Max.<br>500pcs/box<br>(361K~561K)<br>Tape & Reel<br>1000pcs/reel<br>(181K~331K)<br>60 Max.<br>365 Max. 750pcs/reel<br>55 Max. (361K~561K)<br>30±1<br>Φ365 Max.<br>365 Max.<br>250 Max.<br>165 Max.<br>160 Max.<br>**----- End of picture text -----**<br>


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## Links

- [View this product on Novapart](https://novapart.co/products/431KK14-TR./varistor-mov-710v-disc-14mm)
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- [Supplier page](https://es.farnell.com/yageo/431kk14-tr/varistor-mov-710v-disc-14mm/dp/4172612)
---

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