14D Series Varistor Type MYG Type MYG Varistors are made of semiconductor ceramic materials composed mainly of zinc oxide. They have non-linear resistance that changes as a function of applied voltage. It has small size, high current capacity, and high protection level. Features > > > > Wide Varistor voltage range (18V～１８０0V) Excellent non-linearity and protection level Large withstanding surge current Fast response（≤20ns） Recommended Applications > ＞> > > Protection of semiconductors Surge protection of consumer equipment Surge protection of communication, measuring or controller instrument Relay or electromagnetic Valve surge absorption Explanation of Part Numbers D Element Size 14 14mm Varistor Voltage The first two digits are Significant figures and the third one denotes number of zeros following Voltage Tolerance K:±10% Dimension 17.0 3.6~5.4 REV.2015.02.01 01 | www.spsemi.cn 14D Series Specification and Electrical Characteristics Part Number 14D182K 14D152K 14D112K 14D102K 14D911K 14D821K 14D781K 14D751K 14D681K 14D621K 14D561K 14D511K * 14D471K 14D431K 14D391K 14D361K 14D331K 14D301K * 14D271K 14D241K 14D221K 14D201K 14D181K 14D151K 14D121K 14D101K * 14D820K 14D680K 14D560K * 14D470K 14D390K 14D330K 14D270K 14D220K 14D180K Maximum Allowable Voltage Acrms (V) 1000 750 680 625 550 510 485 460 420 385 350 320 300 275 250 230 210 190 175 150 140 130 115 95 75 60 50 40 35 30 25 20 17 14 11 DC (V) 1465 1300 895 825 745 670 640 615 560 505 460 415 385 350 320 300 275 250 225 200 180 170 150 125 100 85 65 56 45 38 31 26 22 18 14 Maximum Energy Withstanding Surge Current 8/20μs 10/100μS (J) 336.0 266.0 217.0 217.0 217.0 203.0 203.0 203.0 168.0 168.0 149.8 149.8 149.8 145.6 134.4 123.2 112.0 103.2 93.8 82.6 79.8 79.8 58.8 51.8 40.6 33.6 29.4 23.8 19.6 16.8 13.2 12.3 9.7 7.6 6.6 1 time Rated Wattage 2times (W) (A) 4500 2500 0.6 1000 500 0.1 Varistor Voltage Maximum Clamping Voltage V1mA (V) 1800(1620-1980) 1500(1350-1650) 1100(990-1210) 1000(900-1100) 910(819-1001) 820(738-902) 780(702-858) 750(675-825) 680(612-748) 620(558-682) 560(504-616) 510(459-561) 470(423-517) 430(387-473) 390(351-429) 360(324-396) 330(297-363) 300(270-330) 270(243-297) 240(216-264) 220(198-242) 200(180-220) 180(162-198) 150(135-165) 120(108-132) 100(90-110) 82(74-90) 68(61-75) 56(50-62) 47(42-52) 39(35-43) 33(30-36) 27(24-30) 22(20-24) 18(15-21) V50A (V) 2970 2475 1815 1650 1500 1355 1290 1240 1120 1025 920 845 775 710 650 595 550 505 455 395 360 330 300 250 200 165 135 *135 *110 *93 *77 *65 *53 *43 *38 Note：1、* Stand for commonly used models 2、Varistor voltage is measured at 0.1 mA for 05D, and at 1 mA for 07D, 10D, 14D, 20D, respectively. 3、Operating Temperature Range: －40℃～+85℃ Storage Temperature Range: －40℃～+125℃ REV.2015.02.01 02 | www.spsemi.cn