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471KK07
TVS Varistor, 300 V, 385 V, 07K Series, 775 V, Disc 7mm, Metal Oxide Varistor (MOV)
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- Manufacturer: YAGEO
- Product type: TVS Varistors
- SVHC: No SVHC (15-Jan-2019)
- Product Range: 07K Series
- Varistor Type: Metal Oxide Varistor (MOV)
- Voltage Rating VAC: 300V
- Voltage Rating VDC: 385V
- Varistor Case Style: Disc 7mm
- Clamping Voltage Vc Max: 775V
- Peak Energy (10/1000uS): 29J
- Operating Temperature Max: 125°C
- Operating Temperature Min: -40°C
- Peak Surge Current @ 8/20µs: 1.2kA
- Automotive Qualification Standard: -
| Delivery and price | |
|---|---|
| Units per pack | 8000 |
| Price | 0.058 € |
| Current stock | 1000+ |
| Lead time | 30 days |
Datasheet
DATA SHEET METAL OXIDE VARISTORS POWER SUPPLY 07K series **RoHS compliant & Halogen free** Circuit Protection Product Specification 2 12 METAL OXIDE VARISTORS 07K ## **Metal Oxide Varistors (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** **Packing** No suffix: Bulk **Tolerance** TB: Tape & Box K: ±10% TR: Tape & Reel **Lead Shape Type Surge Series** No suffix: Straight leads K:High No suffix: Standard type O: Outside crimped leads temperature J: High Surge type F: Y Kinked leads **Varistor Voltage** ~~PTE~~ 181: 180V 561: 560V **Element Diameter** 07~20 Oct. 06, 2020 V.1 www.yageo.com Circuit Protection > Product Specification 3 12 ## METAL OXIDE VARISTORS **==> picture [17 x 7] intentionally omitted <==** **----- Start of picture text -----**<br> 07K<br>**----- End of picture text -----**<br> ## **Dimensions** **==> picture [479 x 177] intentionally omitted <==** **----- Start of picture text -----**<br> 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.)|12.0||181K|4.3|1.7|471K|6.0|3.0| |H1(max.)|13.5||201K|4.4|1.8|511K|6.2|3.2| |L(min.)|20.0||221K|4.5|1.9|561K|6.5|3.4| |L1(min.)|15.0||241K|4.6|2.0|||| |D(max.)|9.0||271K|4.9|2.2|||| |F(±0.8)|5.0||301K|5.0|2.3|||| |T|Table 2||331K|5.1|2.3|||| |e(±0.8)|Table 2||361K|5.2|2.5|||| |d(±0.05)|0.6||391K|5.4|2.6|||| |d1(±0.4)|1.2||431K|5.7|2.8|||| www.yageo.com Oct. 06, 2020 V.1 Circuit Protection > Product Specification 4 12 METAL OXIDE VARISTORS 07K ## **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)| |181KK07|181KK07J|115|150|180(162~198)|10|300|1200|1750|11.7|16.0|0.25|280| |201KK07|201KK07J|130|170|200(180~220)|10|340|1200|1750|13.0|17.0|0.25|250| |221KK07|221KK07J|140|180|220(198~242)|10|360|1200|1750|14.0|19.0|0.25|230| |241KK07|241KK07J|150|200|240(216~264)|10|395|1200|1750|15.0|21.0|0.25|210| |271KK07|271KK07J|175|225|270(243~297)|10|455|1200|1750|18.0|24.0|0.25|185| |301KK07|301KK07J|190|250|300(270~330)|10|500|1200|1750|20.0|26.0|0.25|165| |331KK07|331KK07J|210|275|330(297~363)|10|550|1200|1750|23.0|28.0|0.25|150| |361KK07|361KK07J|230|300|360(324~396)|10|595|1200|1750|24.0|32.0|0.25|140| |391KK07|391KK07J|250|320|390(351~429)|10|650|1200|1750|26.0|35.0|0.25|130| |431KK07|431KK07J|275|350|430(387~473)|10|710|1200|1750|28.0|40.0|0.25|115| |471KK07|471KK07J|300|385|470(423~517)|10|775|1200|1750|29.0|42.0|0.25|105| |511KK07|511KK07J|320|415|510(459~561)|10|845|1200|1750|31.0|45.0|0.25|100| |561KK07|561KK07J|350|460|560(504~616)|10|925|1200|1750|35.0|49.0|0.25|90| Notes: 1. Leakage Current (@83% of V1mA) ： IR≤25μA www.yageo.com Oct. 06, 2020 V.1 Circuit Protection > Product Specification 5 12 METAL OXIDE VARISTORS 07K ## **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>7Φ series<br>181K to 821K<br>50A (8/20μs)||ΔVb<br>Vb<br>≤±10%| www.yageo.com Oct. 06, 2020 V.1 Circuit Protection > Product Specification 6 12 METAL OXIDE VARISTORS 07K ## **Soldering Recommendation** Lead-free Wave Soldering Recommendation **==> picture [321 x 342] intentionally omitted <==** **----- Start of picture text -----**<br> 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.)| www.yageo.com Oct. 06, 2020 V.1 Circuit Protection > Product Specification 7 12 METAL OXIDE VARISTORS 07K ## **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| www.yageo.com Oct. 06, 2020 V.1 Circuit Protection > Product Specification 8 12 METAL OXIDE VARISTORS 07K ## **Maximum Surge Current Derating Curve** **==> picture [317 x 272] intentionally omitted <==** **----- Start of picture text -----**<br> 181KK07 to 561KK07<br>10000<br>1<br>1000<br>2<br>10<br>102<br>100 103<br>104<br>105<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> **==> picture [348 x 269] intentionally omitted <==** **----- Start of picture text -----**<br> 181KK07J to 561KK07J<br>10000<br>1<br>1000 2<br>10<br>10 [2]<br>10 [3]<br>100 10 [4]<br>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> www.yageo.com Oct. 06, 2020 V.1 > Product Specification 9 ~~—]~~ 12 Circuit Protection METAL OXIDE VARISTORS 07K ## **Maximum Leakage Current and Maximum Clamping Voltage Curve** www.yageo.com Oct. 06, 2020 V.1 > Product Specification 10 ~~]~~ 12 Circuit Protection METAL OXIDE VARISTORS 07K ## **Maximum Leakage Current and Maximum Clamping Voltage Curve** www.yageo.com Oct. 06, 2020 V.1 > Product Specification 11 ~~—]~~ 12 Circuit Protection METAL OXIDE VARISTORS 07K ## **Marking Code** ① Brightking Logo **==> picture [502 x 536] intentionally omitted <==** **----- Start of picture text -----**<br> ① ② Varistor Voltage<br>XXXKKXXX<br>② ④ ③ UL Accreditation Logo<br>⑤ “ ” “ ”<br>③ A L XXXX ④ J is High Surge Code, no J is Standard Surge<br>⑤ Disk Size<br>⑥<br>⑥ Internal control code<br>>—o<br>Symbol Dimensions (mm)<br>P 12.7±1.0<br>rs<br>P0 12.7±0.3<br>a<br>P1 3.85±0.7<br>P2 P h P2 6.35±1.3<br>F 5.0±0.8<br>anvan es<br>h 0±2<br>B<br>W2 W 18.0±1.0<br>H WY Sy es<br>W0 12.0±1.0<br>D0<br>I<br>i F W1 9.0±0.5<br>P1<br>W1<br>S P0 S<br>t W2 3.0max<br>H 20.0±2.0<br>a<br>I 2.0max<br>D0 4.0±0.2<br>es<br>t 0.6±0.3<br>a<br>B 32max<br>a<br>W0 W<br>**----- End of picture text -----**<br> ## **Taping Dimensions** www.yageo.com Oct. 06, 2020 V.1 Circuit Protection > Product Specification 12 12 METAL OXIDE VARISTORS 07K ## **Quantity** **==> picture [527 x 649] intentionally omitted <==** **----- Start of picture text -----**<br> Packaging Dimensions (Unit: mm) Quantity<br>In bulk for Terminals Untrimmed Products<br>1000pcs/bag<br>4bags/box<br>130 Max.<br>250 Max.<br>In bulk for Terminals Trimmed Products<br>1000pcs/bag<br>4bags/box<br>66 Max.<br>252 Max.<br>Tape & Box<br>1500pcs/box<br>(181K~391K)<br>60 Max. 1000pcs/box<br>(431K~561K)<br>340 Max.<br>Tape & Reel<br>2000pcs/reel<br>(181K~331K)<br>60 Max.<br>365 Max.<br>55 Max. 1500pcs/reel<br>30±1<br>Φ365 Max. (361K~561K)<br>165 Max.<br>250 Max.<br>365 Max.<br>160 Max.<br>**----- End of picture text -----**<br> www.yageo.com Oct. 06, 2020 V.1 YAGEO Product specification ## Circuit Protection Components ## LEGAL DISCLAIMER YAGEO, its distributors and agents (collectively, “YAGEO”), hereby disclaims any and all liabilities for any errors, inaccuracies or incompleteness contained in any product related information, including but not limited to product specifications, datasheets, pictures and/or graphics. YAGEO may make changes, modifications and/or improvements to product related information at any time and without notice. YAGEO makes no representation, warranty, and/or guarantee about the fitness of its products for any particular purpose or the continuing production of any of its products. To the maximum exten t permitted by law, YAGEO disclaims (i) any and all liability arising out of the application or use of any YAGEO product, (ii) any and all liability, including without limitation special, consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for a particular purpose, non -infringement and merchantability. YAGEO products are designed for general purpose applications under normal operation and usage conditions. Please contact YAGEO for the applications listed below which require especially high reliability for the prevention of defects which might directly cause damage to the third party's life, body or property: Aerospace equipment (artificial satellite, rocket, etc.), Atomic energy-related equipment, Aviation equipment, Disaster prevention equipment, crime prevention equipment, Electric heating apparatus, burning equipment, Highly public information network equipment, data-processing equipment , Medical devices, Military equipment, Power generation control equipment, Safety equipment, Traffic signal equipment, Transportation equipment and Undersea equipment, or for any other application or use in which the failure of YAGEO products could result in personal injury or death, or serious property damage. Particularly **YAGEO Corporation and its affiliates do not recommend the use of commercial or automotive grade products for high reliability applications or manned space flight.** Information provided here is intended to indicate product specifications only. YAGEO reserves all the rights for revising this content without further notification, as long as products are unchanged. Any product change will be announced by PCN. www.yageo.com
Updated at June 4, 2026
Founded in 1977, Yageo Corporation is a premier global provider of passive component solutions. Through strategic acquisitions of industry leaders such as Pulse Electronics, BrightKing, and KEMET, the company has built a comprehensive product portfolio and established a commanding presence across the electronics industry, particularly in capacitors, resistors, and circuit protection technologies. Our extensive range of Yageo components is heavily focused on their advanced circuit protection solutions. We carry a comprehensive selection of transient voltage suppression (TVS) devices, featuring hundreds of TVS diodes and varistors engineered to safeguard sensitive electronics from destructive voltage transients. This core offering is complemented by a robust lineup of gas discharge tubes (GDTs) designed for reliable overvoltage protection in demanding environments. Beyond voltage suppression, we supply a variety of Yageo's specialized thermistor products, including resettable fuses, inrush current limiting (ICL) NTC thermistors, and precision temperature sensing components. Rounding out our selection are high-performance Yageo RF and single-band chip antennas, providing reliable, space-efficient connectivity for modern wireless applications.
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