181KD25

25D YAGEO | Alldatasheet

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Technical content

RoHS compliant & Halogen free Product specification– November 08, 2024 V.4

www. yageo .com Nov. 08, 2024 V.3 INDEX Page ■ Features 3 ■ Recommended Applications 3 ■ Parameters 3 ■ Dimensions 4 ■ Electrical Characteristics 5 ■ Maximum Surge Current Derating Curve 6 ■Max. Leakage Current and Max. Clamping Voltage Curves 7 ■ Reliability 8 ■Soldering Recommendation 9 ■ Marking Code 9 ■ Quantity 10 ■ Legal Disclaimer 11

www. yageo .com Nov. 08, 2024 V.3 Metal Oxide Varistor (MOV) Data Sheet

Features

■ Wide operating voltage (V1mA) range from 18V to 1800V ■ 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℃ ~ +105℃ ■ Storage Temperature：-40℃ ~ +125℃ ■ Safety certification：UL、CSA、VDE

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 4 7 1 K D 2 5 Tolerance K: ±10% Type D: Disk Element Diameter P12.5 Varistor Voltage 180: 18V 101: 100V 102: 1000V Pitch No suffix: 10mm P12.5: 12.5mm

www. yageo .com Nov. 08, 2024 V.3 Dimensions D H K≤3.0 d T O Type L eF F Type D d F H1L1 T D K≤3.0 d Notes: Varistor voltage≥1200V, structure diagram is F type. Table 1 Unit: mm Table 2 Unit: mm Symbol Dimension Model T e Model T e 331K 3.2~5.7 2.7

www. yageo .com Nov. 08, 2024 V.3

Electrical Characteristics

(10/1000μs) Rated Power Typical Capacitance (Reference) VAC(V) VDC(V) V1mA(V) IP(A) VC(V) I (A) (J) (W) @1KHz (pf) 180KD25 11 14 18(15~21.6) 30 36 4500 20 0.25 45000 220KD25 14 18 22(19.5~26) 30 43 4500 25 0.25 29000 270KD25 17 22 27(24~31) 30 53 4500 30 0.25 26500 330KD25 20 26 33(29.5~36.5) 30 65 4500 35 0.25 18000 390KD25 25 31 39(35~43) 30 77 4500 40 0.25 13500 470KD25 30 38 47(42~52) 30 93 4500 50 0.25 11500 560KD25 35 45 56(50~62) 30 110 4500 60 0.25 10500 680KD25 40 56 68(61~75) 30 135 4500 70 0.25 9050 820KD25 50 65 82(74~90) 150 135 15000 80 1.2 7700 101KD25 60 85 100(90~110) 150 165 15000 100 1.2 6300 121KD25 75 100 120(108~132) 150 200 15000 120 1.2 5200 151KD25 95 125 150(135~165) 150 250 15000 160 1.2 4300 181KD25 115 150 180(162~198) 150 300 15000 175 1.2 3500 201KD25 130 170 200(180~220) 150 340 15000 190 1.2 3200 221KD25 140 180 220(198~242) 150 360 15000 200 1.2 2900 241KD25 150 200 240(216~264) 150 395 15000 220 1.2 2650 271KD25 175 225 270(243~297) 150 455 15000 255 1.2 2400 301KD25 190 250 300(270~330) 150 500 15000 275 1.2 2100 331KD25 210 275 330(297~363) 150 550 15000 300 1.2 1900 361KD25 230 300 360(324~396) 150 595 15000 330 1.2 1750 391KD25 250 320 390(351~429) 150 650 15000 360 1.2 1600 431KD25 275 350 430(387~473) 150 710 15000 380 1.2 1500 471KD25 300 385 470(423~517) 150 775 15000 400 1.2 1400 511KD25 320 415 510(459~561) 150 845 15000 420 1.2 1250 561KD25 350 460 560(504~616) 150 925 15000 440 1.2 1150 621KD25 385 505 620(558~682) 150 1025 15000 450 1.2 1050 681KD25 420 560 680(612~748) 150 1120 15000 460 1.2 950 751KD25 460 615 750(675~825) 150 1240 15000 510 1.2 850 781KD25 485 640 780(702~858) 150 1290 15000 530 1.2 850 821KD25 510 670 820(738~902) 150 1355 15000 570 1.2 800 911KD25 550 745 910(819~1001) 150 1500 15000 620 1.2 700 102KD25 625 825 1000(900~1100) 150 1650 15000 685 1.2 650 112KD25 680 895 1100(990~1210) 150 1815 15000 720 1.2 600 122KD25 750 990 1200(1080~1320) 150 1980 15000 792 1.2 550 142KD25 880 1140 1400(1260~1540) 150 2310 15000 850 1.2 500 162KD25 1000 1280 1600(1440~1760) 150 2640 15000 970 1.2 450 182KD25 1100 1465 1800(1620~1980) 150 2970 15000 1092 1.2 400 Notes: 1. The tolerance of varistor voltage between 18V and 27V is more than 10%. 2. Leakage Current (@83% of V1mA)：IR≤50μA (180K~680K) ; IR≤40μA (820K~182K)

www. yageo .com Nov. 08, 2024 V.3 Maximum Surge Current Derating Curve 100010010 10000 1000 100 180KD25 to 680KD25 102 103 104 105 106 0.1 Max. Surge Current (A) 10000 Td (μs) 100010010 100000 10000 1000 100 820KD25 to 182KD25 102 103 104 105 106 Max. Surge Current (A) 10000 Td (μs)

www. yageo .com Nov. 08, 2024 V.3 Maximum Leakage Current and Maximum Clamping Voltage Curve

www. yageo .com Nov. 08, 2024 V.3 Reliability Items Standard Test conditions / Methods Specifications Tensile Strength of Terminals IEC60068-2-21 Gradually applying the force specified and keeping the unit fixed for 10±1 sec. Terminal diameter (mm) 0.5＜d≤0.8 0.8＜d≤1.25 1.25＜d 1.0 2.0 4.0 Force (kg) No visible damage |ΔV1mA/V1mA |≤5% Bending Strength of Terminals IEC60068-2-21 Hold specimen and apply the force specified below to each lead. Bend the specimen to 90°, then return to the original position. Repeat the procedure in the opposite direction. Terminal diameter (mm) 0.5＜d≤0.8 0.8＜d≤1.25 1.25＜d 0.5 1.0 2.0 Force (kg) No visible damage |ΔV1mA/V1mA |≤5% Vibration IEC60068-2-6 Frequency range: 10~55 Hz Amplitude: 0.75mm or 98m/s2 Direction: 3 mutually perpendicular directions, 2hrs each. No visible damage |ΔV1mA/V1mA |≤5% Solderability IEC60068-2-20 Solder Temp: 245±5℃ Dipping Time: 2±0.5 sec At least 95% of terminal electrode is covered by new solder Resistance to Soldering Heat IEC60068-2-20 Solder Temp: 260±5℃ Dipping Time: 10±1 sec No visible damage |ΔV1mA/V1mA |≤5% High Temperature Storage IEC60068-2-2 Ambient Temp: 125±2℃ Duration: 1000±24hrs No visible damage |ΔV1mA/V1mA |≤5% Low Temperature Storage IEC60068-2-1 Ambient Temp: -40±2℃ Duration: 1000±24hrs No visible damage |ΔV1mA/V1mA |≤5% Damp Heat, Steady State IEC60068-2-78 The test is divided into two groups . a. 40±2℃ , 90~95% RH for 1344±24hrs b. 40±2℃ , 90~95% RH,at 10%VDC ,1344±24 hrs No visible damage |ΔV1mA/V1mA|≤10% Insulation Resistance≧100MΩ High Temperature Load MIL-STD-202 Method 108 Ambient Temp: 105±2℃ Duration: 1000±24hrs Load: Max. Allowable Voltage In AC. |ΔV1mA/V1mA|≤10% Temperature Cycle IEC60068-2-14 The conditions shown below shall be repeated 5 cycles Step Temperature (℃) Period (minutes) 1 -40±3 30±3

2 Room temperature 5±3

3 125±3 30±3

4 Room temperature 5±3

|ΔV1mA/V1mA |≤5% 8/20uS Surge Life IEC61051-1 8/20µS waveform,10 surge currents, unipolar, interval 30secs,amplitude corresponding to max. surge current derating curves for 20µS. No visible damage △Vb(1mA)≦±10% 10/1000µS Surge Life IEC61051-1 10/1000µS waveform,10 surge currents, unipolar, interval 2mins,amplitude corresponding to max. surge current derating curves for 1000µS. No visible damage |ΔV1mA/V1mA |≤10% Voltage Proof IEC61051-1 Metal balls method, 2500Vac 1 min. No visible damage

www. yageo .com Nov. 08, 2024 V.3 Soldering Recommendation Lead-free Wave Soldering Recommendation 300 250 200 150 100 Temperature (℃) Time (minutes) 0 0.5 1 1.5 2 2.5 3 3.5 Soldering Preheating Maximum Wave 265℃ Cooling Item Conditions Peak Temperature 265℃ Dipping Time 10 seconds (max.) Soldering 1 time 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.) Marking Code ① Brightking Logo ② Varistor Voltage ④ UL Accreditation Logo VDE XXX Y XXXKDXXX① ③ CSA Accreditation Logo ⑥“J”is High Surge Code, no“J”is Standard Surge ⑦ Disk Size ⑧ Internal control code ⑤ VDE Accreditation Logo

www. yageo .com Nov. 08, 2024 V.3 Quantity Packaging Dimensions (Unit: mm) Quantity In bulk for Terminals Untrimmed Products 250 Max. 130 Max. 165 Max. 100pcs/bag 4bags/box (180K~621K) 50pcs/bag 4bags/box (681K~182K) In bulk for Terminals Trimmed Products 252 Max. 66 Max. 160 Max. 100pcs/bag 4bags/box (180K~621K) 50pcs/bag 4bags/box (681K~182K)

www. yageo .com Nov. 08, 2024 V.3 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 extent 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.