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| samwha capacitor co., ltd. introduction svc series varistors are gapless ceramic surge absorbers of a new type made of metal oxide which is designed to protect various kinds of electronic devices and semiconducting elements from surges. features i high discharge current capability up to 4000 amps. i excellent clamping characteristics. i fast response time under 50 nanesesconds. i improve product safety i ul, csa, vde recognized ? special specification like a automobile, medical, military, aviation should be discuss with our sales representatives svc v aristors t ype sv c 471 d-14a ff 7 ht hu hv hw hx hy hz how to order ht # b t j d 5 z q f zno varistor hw $ i j q & m f n f o u 4 j [ f % j b 05 : ? 5mm, 07 : ? 7mm, 10 : ? 10mm, 1 4 : ? 14mm, 20 : ? 20mm hu 7 b s j t u p s / p n j o b m 7 p m u b h f (the first two digit indicate significaticant digits) (the 3rd digit indicate the number of zeros following) hx $ m b t t j g j d b u j p o a : high voltage(82v and above) b : low voltage(less then 68v) packing style lead variation packing style lead variation s straight long type w kink short type b bulk k kink long type l kink short type n straight short type s straight type f taping type flat pack k in-kink type f out-kink type hv 4 u z m f d : disk type varistor hy 1 b d l j o h 4 u z m f - f b e 7 b s j b u j p o hz - f b e 4 q b d j o h 1 j u d i p g $ p n q p o f o u x x x t b n x i b d p n disc ceramic capacitors http:// disc ceramic capacitors taping type bulk type code lead spacing(mm) pitch of component(mm) code lead spacing(mm) 5 5.0 12.7 5 5.0 7 7.5 15.0 7 7.5 8 7.5 30.0 1 1 0.0 9 7.5 25.4 1 1 0.0 30.0 svc characteristic curves 7 $ v s w f i small - current region of v - curve i temporary power frequency over voltage capability # 5 z q f i withstand discharge impulse current characteristics(typical) " 5 z q f i withstand discharge impulse current characteristics(typical) 4 v g g j y $ p e f svc varistors type samwha capacitor co., ltd. specification maximum ratings applied voltage rms 50/60hz (25 ? ) dia (mm) vacm (volts) vdcm (volts) wtm (joules) ptam (watts) itm (amps) vnom (volts) min. (volts) max. (volts) vc (volts) ip (amps) tolerance chip element size dc (25 ? ) energy t average power dissipation peak ? current (8/20 k ) nominal varistor peak voltage max. clamping voltage @ test current(8/20 k ) transient characteristics device type svc 180d-05b 5 0.3 0.01 125 40 1 svc 180d-07b 7 0.8 0.02 250 36 2.5 svc 180d-10b 10 11 14 1.5 0.05 500 18 16 20 36 5 svc 180d-14b 14 3.5 0.1 1000 36 10 svc 180d-20b 20 10.0 0.2 2000 36 20 svc 220d-05b 5 0.4 0.01 125 48 1 svc 220d-07b 7 0.9 0.02 250 43 2.5 svc 220d-10b 10 14 18 2.0 0.05 500 22 20 24 43 5 svc 220d-14b 14 4.0 0.1 1000 43 10 svc 220d-20b 20 13.0 0.2 2000 43 20 svc 270d-05b 5 0.5 0.01 125 60 1 svc 270d-07b 7 1.0 0.02 250 53 2.5 svc 270d-10b 10 17 22 2.5 0.05 500 27 24 30 53 5 svc 270d-14b 14 5.0 0.1 1000 54 10 svc 270d-20b 20 15.0 0.2 2000 53 20 svc 330d-05b 5 0.6 0.01 125 73 1 svc 330d-07b 7 1.2 0.02 250 65 2.5 svc 330d-10b 10 20 26 3.0 0.05 500 33 30 36 65 5 svc 330d-14b 14 6.0 0.1 1000 65 10 svc 330d-20b 20 20.0 0.2 2000 65 20 svc 390d-05b 5 0.8 0.01 125 86 1 svc 390d-07b 7 1.5 0.02 250 77 2.5 svc 390d-10b 10 25 31 3.5 0.05 500 39 35 43 77 5 svc 390d-14b 14 7.0 0.1 1000 77 10 svc 390d-20b 20 24.0 0.2 2000 77 20 svc 470d-05b 5 1.0 0.01 125 104 1 svc 470d-07b 7 1.8 0.02 250 93 2.5 svc 470d-10b 10 30 38 4.5 0.05 500 47 42 52 93 5 svc 470d-14b 14 8.5 0.1 1000 93 10 svc 470d-20b 20 30.0 0.2 2000 93 20 svc 560d-05b 5 1.0 0.01 125 123 1 svc 560d-07b 7 2.2 0.02 250 110 2.5 svc 560d-10b 10 35 45 5.5 0.05 500 56 50 62 110 5 svc 560d-14b 14 10.5 0.1 1000 110 10 svc 560d-20b 20 35.0 0.2 2000 110 20 svc 680d-05b 5 1.2 0.01 125 150 1 svc 680d-07b 7 2.5 0.02 250 135 2.5 svc 680d-10b 10 40 56 6.5 0.05 500 68 61 75 135 5 svc 680d-14b 14 12.0 0.1 1000 135 10 svc 680d-20b 20 40.0 0.2 2000 135 20 svc 820d-05a 5 1.7 0.1 400 145 5 svc 820d-07a 7 3.5 0.25 1200 135 10 svc 820d-10a 10 50 65 8.0 0.4 2500 82 74 90 135 25 svc 820d-14a 14 14.0 0.6 4500 135 50 svc 820d-20a 20 27.0 1.0 6500 135 100 svc 101d-05a 5 2.0 0.1 400 175 5 svc 101d-07a 7 4.0 0.25 1200 165 10 svc 101d-10a 10 60 85 10.0 0.4 2500 100 90 110 165 25 svc 101d-14a 14 18.0 0.6 4500 165 50 svc 101d-20a 20 30.0 1.0 6500 165 100 x x x t b n x i b d p n disc ceramic capacitors disc ceramic capacitors maximum ratings applied voltage rms 50/60hz (25 ? ) dia (mm) vacm (volts) vdcm (volts) wtm (joules) ptam (watts) itm (amps) vnom (volts) min. (volts) max. (volts) vc (volts) ip (amps) tolerance chip element size dc (25 ? ) energy t average power dissipation peak ? current (8/20 k ) nominal varistor peak voltage max. clamping voltage @ test current(8/20 k ) transient characteristics device type svc 121d-05a 5 2.5 0.1 400 210 5 svc 121d-07a 7 5.0 0.25 1200 200 10 svc 121d-10a 10 75 100 12.0 0.4 2500 120 108 132 200 25 svc 121d-14a 14 20.0 0.6 4500 200 50 svc 121d-20a 20 40.0 1.0 6500 200 100 svc 151d-05a 5 3.0 0.1 400 260 5 svc 151d-07a 7 6.0 0.25 1200 250 10 svc 151d-10a 10 95 125 16.0 0.4 2500 150 135 165 250 25 svc 151d-14a 14 25.0 0.6 4500 250 50 svc 151d-20a 20 50.0 1.0 6500 250 100 svc 201d-05a 5 4.0 0.1 400 355 5 svc 201d-07a 7 10.0 0.25 1200 340 10 svc 201d-10a 10 130 170 20.0 0.4 2500 200 185 225 340 25 svc 201d-14a 14 35.0 0.6 4500 340 50 svc 201d-20a 20 70.0 1.0 6500 340 100 svc 221d-05a 5 4.5 0.1 400 380 5 svc 221d-07a 7 10.0 0.25 1200 360 10 svc 221d-10a 10 140 180 23.0 0.4 2500 220 198 242 360 25 svc 221d-14a 14 40.0 0.6 4500 360 50 svc 221d-20a 20 75.0 1.0 6500 360 100 svc 241d-05a 5 5.0 0.1 400 415 5 svc 241d-07a 7 10.0 0.25 1200 395 10 svc 241d-10a 10 150 200 25.0 0.4 2500 240 216 264 395 25 svc 241d-14a 14 40.0 0.6 4500 395 50 svc 241d-20a 20 80.0 1.0 6500 395 100 svc 271d-05a 5 6.0 0.1 400 475 5 svc 271d-07a 7 12.0 0.25 1200 455 10 svc 271d-10a 10 175 225 30.0 0.4 2500 270 247 303 455 25 svc 271d-14a 14 50.0 0.6 4500 455 50 svc 271d-20a 20 90.0 1.0 6500 455 100 svc 361d-05a 5 7.5 0.1 400 620 5 svc 361d-07a 7 15.0 0.25 1200 595 10 svc 361d-10a 10 230 300 35.0 0.4 2500 360 324 396 595 25 svc 361d-14a 14 65.0 0.6 4500 595 50 svc 361d-20a 20 120.0 1.0 6500 595 100 svc 391d-05a 5 8.0 0.1 400 675 2.55 svc 391d-07a 7 17.0 0.25 1200 650 10 svc 391d-10a 10 250 320 40.0 0.4 2500 390 351 429 650 25 svc 391d-14a 14 70.0 0.6 4500 650 50 svc 391d-20a 20 130.0 1.0 6500 650 100 svc 431d-05a 5 9.0 0.1 400 754 5 svc 431d-07a 7 20.0 0.25 1200 710 10 svc 431d-10a 10 275 350 45.0 0.4 2500 430 387 473 710 25 svc 431d-14a 14 75.0 0.6 4500 710 50 svc 431d-20a 20 140.0 1.0 6500 710 100 svc 471d-05a 5 10.0 0.1 400 810 5 svc 471d-07a 7 20.0 0.25 1200 775 10 svc 471d-10a 10 300 385 45.0 0.4 2500 470 423 517 775 25 svc 471d-14a 14 80.0 0.6 4500 775 50 svc 471d-20a 20 150.0 1.0 6500 775 100 svc v aristors t ype samwha capacitor co., ltd. maximum ratings applied voltage rms 50/60hz (25 ? ) dia (mm) vacm (volts) vdcm (volts) wtm (joules) ptam (watts) itm (amps) vnom (volts) min. (volts) max. (volts) vc (volts) ip (amps) tolerance chip element size dc (25 ? ) energy t average power dissipation peak ? current (8/20 k ) nominal varistor peak voltage max. clamping voltage @ test current(8/20 k ) transient characteristics device type svc 561d-10a 10 45.0 0.4 2500 920 25 svc 561d-14a 14 350 460 85.0 0.6 4500 560 504 616 920 50 svc 561d-20a 20 150.0 1.0 8000 920 100 svc 621d-10a 10 45.0 0.4 2500 1025 25 svc 621d-14a 14 385 550 85.0 0.6 4500 620 558 682 1025 50 svc 621d-20a 20 150.0 1.0 8000 1025 100 svc 681d-10a 10 45.0 0.4 2500 1120 25 svc 681d-14a 14 420 560 90.0 0.6 4500 680 612 748 1120 50 svc 681d-20a 20 160.0 1.0 8000 1120 100 svc 751d-10a 10 50.0 0.4 2500 1240 25 svc 751d-14a 14 460 615 100.0 0.6 4500 750 675 825 1240 50 svc 751d-20a 20 175.0 1.0 8000 1240 100 svc 781d-10a 10 50.0 0.4 2500 1290 25 svc 781d-14a 14 485 640 105.0 0.6 4500 780 702 858 1290 50 svc 781d-20a 20 180.0 1.0 6500 1290 100 svc 821d-10a 10 55.0 0.4 2500 1355 25 svc 821d-14a 14 510 670 110.0 0.6 4500 820 738 902 1355 50 svc 821d-20a 20 190.0 1.0 6500 1355 100 svc 911d-10a 10 60.0 0.4 2500 1500 25 svc 911d-14a 14 550 745 120.0 0.6 4500 910 819 1001 1500 50 svc 911d-20a 20 215.0 1.0 6500 1500 100 svc 102d-10a 10 65.0 0.4 2500 1650 25 svc 102d-14a 14 625 825 130.0 0.6 4500 1000 900 1100 1650 50 svc 102d-20a 20 230.0 1.0 6500 1650 100 svc 112d-10a 10 70.0 0.4 2500 1815 25 svc 112d-14a 14 680 895 140.0 0.6 4500 1100 990 1210 1815 50 svc 112d-20a 20 250.0 1.0 6500 1815 100 svc 182d-14a 14 1000 1465 24.0 0.6 4500 1800 1620 1980 2970 50 svc 182d-20a 20 400.0 1.0 6500 2970 100 notes : y the waveform of the maximum dc applied voltage is flat. when a ripple voltage as from a rectifier source is supplied make sure that the peak voltage is kept under th vdcm an ac applied voltage(50/60hz) form a since waveshape. when the distortion in the waveform is extensive make sure that the peak voltage is less than times the vacm. t energy : wtm transient energy ratings are given in the wtm column of the specifications in joules(watt-second). the rating is the maximum allowable energy for a single impulse of 2ms square-waveform current with continuous voltage applied. energy ratings are based on a shift of vnom of less than ? 10% of initial value. ? transient peak current(itm) the peak current rating. itm. of varistor is based on an 8/20 k test impulse waveshape. this peak current is the maximum peak current in which the nominal varistor voltage shift does not exceed ? 10% when the test impulse is applied once at 5 mimutes intervals. nominal varistor voltage : vnom indicates the varistor terminal voltage measured with a 1ma dc applied. -0.1ma dc in the case of the 0.5a and 05b series. maximum clamping voltage : vc indicates the peak teminal voltage measured with an 8/20 k impulse current applied. i operating ambient temperature : -40 ? to +80 ? i storage temperature : -40 ? to +125 ? i ul and csa recognized(ul 1449, ul 497b or ul 1414, csa) svc varistors have been tested by underwiters laboratories, inc. and canadian standards association ul file no. e97754, e151195, e154171. csa file no. lr78923. x x x t b n x i b d p n disc ceramic capacitors disc ceramic capacitors % j n f o t j p o t # 5 z q f 4 u s b j h i u 5 z q f ' p s n j o h 5 z q f type t max. d max. h max. l min. f ? d svc 180d-05b 4.5 7.5 10.0 25 5.0 0.50 svc 220d-05b 4.5 7.5 10.0 25 5.0 0.50 svc 270d-05b 4.5 7.5 10.0 25 5.0 0.50 svc 330d-05b 4.5 7.5 10.0 25 5.0 0.50 svc 390d-05b 4.5 7.5 10.0 25 5.0 0.50 svc 470d-05b 4.5 7.5 10.0 25 5.0 0.50 svc 560d-05b 4.5 7.5 10.0 25 5.0 0.50 svc 680d-05b 4.5 7.5 10.0 25 5.0 0.50 svc 180d-07d 4.5 9.0 10.0 25 5.0 0.50 svc 220d-07d 4.5 9.0 10.0 25 5.0 0.50 svc 270d-07d 4.5 9.0 10.0 25 5.0 0.50 svc 330d-07d 4.5 9.0 10.0 25 5.0 0.50 svc 390d-07d 4.5 9.0 10.0 25 5.0 0.50 svc 470d-07d 4.5 9.0 10.0 25 5.0 0.50 svc 560d-07d 4.5 9.0 10.0 25 5.0 0.50 svc 680d-07d 4.5 9.0 10.0 25 5.0 0.50 svc 180d-10b 5.0 13.5 16.5 25 7.5 0.70 svc 220d-10b 5.0 13.5 16.5 25 7.5 0.70 svc 270d-10b 5.0 13.5 16.5 25 7.5 0.70 svc 330d-10b 5.0 13.5 16.5 25 7.5 0.70 svc 390d-10b 5.0 13.5 16.5 25 7.5 0.70 svc 470d-10b 5.0 13.5 16.5 25 7.5 0.70 svc 560d-10b 5.0 13.5 16.5 25 7.5 0.70 svc 680d-10b 5.0 13.5 16.5 25 7.5 0.70 svc 180d-14b 5.0 17.0 20.0 25 7.5 0.70 svc 220d-14b 5.0 17.0 20.0 25 7.5 0.70 svc 270d-14b 5.0 17.0 20.0 25 7.5 0.70 svc 330d-14b 5.0 17.0 20.0 25 7.5 0.70 svc 390d-14b 5.0 17.0 20.0 25 7.5 0.70 svc 470d-14b 5.0 17.0 20.0 25 7.5 0.70 svc 560d-14b 5.0 17.0 20.0 25 7.5 0.70 svc 680d-14b 5.0 17.0 20.0 25 7.5 0.70 svc 180d-20b 6.0 23.0 27.0 30 10.0 0.80 svc 220d-20b 6.0 23.0 27.0 30 10.0 0.80 svc 270d-20b 6.0 23.0 27.0 30 10.0 0.80 svc 330d-20b 6.0 23.0 27.0 30 10.0 0.80 svc 390d-20b 6.0 23.0 27.0 30 10.0 0.80 svc 470d-20b 6.0 23.0 27.0 30 10.0 0.80 svc 560d-20b 6.0 23.0 27.0 30 10.0 0.80 svc 680d-20b 6.0 23.0 27.0 30 10.0 0.80 type t max. d max. h max. l min. f ? d svc 820d-05a 4.5 7.0 10.0 25 5.0 0.50 svc 101d-05a 4.5 7.0 10.0 25 5.0 0.50 svc 121d-05a 4.5 7.0 10.0 25 5.0 0.50 svc 151d-05a 4.5 7.0 10.0 25 5.0 0.50 svc 201d-05a 4.5 7.0 10.0 25 5.0 0.50 svc 221d-05a 4.5 7.0 10.0 25 5.0 0.50 svc 241d-05a 4.5 7.0 10.0 25 5.0 0.50 svc 271d-05a 4.5 7.0 10.0 25 5.0 0.50 svc 361d-05a 5.0 7.0 10.0 25 5.0 0.50 svc 391d-05a 5.0 7.0 10.0 25 5.0 0.50 svc 431d-05a 6.0 7.0 10.0 25 5.0 0.50 " 5 z q f type t max. d max. h max. l min. f ? d svc 471d-05a 6.0 7.0 10.0 25 5.0 0.50 svc 820d-07a 4.5 9.0 12.0 25 5.0 0.50 svc 101d-07a 4.5 9.0 12.0 25 5.0 0.50 svc 121d-07a 4.5 9.0 12.0 25 5.0 0.50 svc 151d-07a 4.5 9.0 12.0 25 5.0 0.50 svc 201d-07a 4.5 9.0 12.0 25 5.0 0.50 svc 221d-07a 4.5 9.0 12.0 25 5.0 0.50 svc 241d-07a 4.5 9.0 12.0 25 5.0 0.50 svc 271d-07a 4.5 9.0 12.0 25 5.0 0.50 svc 361d-07a 5.0 9.0 12.0 25 5.0 0.50 svc 391d-07a 5.0 9.0 12.0 25 5.0 0.50 svc 431d-07a 6.0 9.0 12.0 25 5.0 0.50 svc 471d-07a 6.0 9.0 12.0 25 5.0 0.50 svc 820d-10a 4.5 14.0 17.0 25 7.5 0.70 svc 101d-10a 4.5 14.0 17.0 25 7.5 0.70 svc 121d-10a 4.5 14.0 17.0 25 7.5 0.70 svc 151d-10a 4.5 14.0 17.0 25 7.5 0.70 svc 201d-10a 4.5 14.0 17.0 25 7.5 0.70 svc 221d-10a 4.5 14.0 17.0 25 7.5 0.70 svc 241d-10a 4.5 14.0 17.0 25 7.5 0.70 svc 271d-10a 4.5 14.0 17.0 25 7.5 0.70 svc 361d-10a 5.0 14.0 17.0 25 7.5 0.70 svc 391d-10a 5.0 14.0 17.0 25 7.5 0.70 svc 431d-10a 6.0 14.0 17.0 25 7.5 0.70 svc 561d-10a 7.5 14.0 17.0 25 7.5 0.70 svc 621d-10a 7.5 14.0 17.0 25 7.5 0.70 svc 681d-10a 7.5 14.0 17.0 25 7.5 0.70 svc 751d-10a 8.5 14.0 17.0 25 7.5 0.70 svc 781d-10a 8.5 14.0 17.0 25 7.5 0.70 svc 821d-10a 8.5 14.0 17.0 25 7.5 0.70 svc 911d-10a 10.5 14.0 17.0 25 7.5 0.70 svc 102d-10a 10.5 14.0 17.0 25 7.5 0.70 svc 112d-10a 10.5 14.0 17.0 25 7.5 0.70 svc 820d-14a 4.5 17.5 21.0 25 7.5 0.70 svc 101d-14a 4.5 17.5 21.0 25 7.5 0.70 svc 121d-14a 4.5 17.5 21.0 25 7.5 0.70 svc 151d-14a 4.5 17.5 21.0 25 7.5 0.70 svc 201d-14a 4.5 17.5 21.0 25 7.5 0.70 svc 221d-14a 4.5 17.5 21.0 25 7.5 0.70 svc 241d-14a 4.5 17.5 21.0 25 7.5 0.70 svc 271d-14a 4.5 17.5 21.0 25 7.5 0.70 svc 361d-14a 5.0 17.5 21.0 25 7.5 0.70 svc 391d-14a 5.0 17.5 21.0 25 7.5 0.70 svc 431d-14a 6.0 17.5 21.0 25 7.5 0.70 svc 471d-14a 6.0 17.5 21.0 25 7.5 0.70 svc 561d-14a 7.5 17.5 21.0 25 7.5 0.70 svc 621d-14a 7.5 17.5 21.0 25 7.5 0.70 svc 681d-14a 7.5 17.5 21.0 25 7.5 0.70 svc 751d-14a 8.5 17.5 21.0 25 7.5 0.70 svc 781d-14a 8.5 17.5 21.0 25 7.5 0.70 svc 821d-14a 8.5 17.5 21.0 25 7.5 0.70 svc 911d-14a 10.5 17.5 21.0 25 7.5 0.70 svc 102d-14a 10.5 17.5 21.0 25 7.5 0.70 svc 112d-14a 10.5 17.5 21.0 25 7.5 0.70 svc 182d-14a 15.0 17.5 21.0 25 7.5 0.70 svc 820d-20a 4.5 23.0 28.0 30 10.0 0.70 svc 101d-20a 4.5 23.0 28.0 30 10.0 0.70 svc 121d-20a 4.5 23.0 28.0 30 10.0 0.70 svc 151d-20a 4.5 23.0 28.0 30 10.0 0.70 svc 201d-20a 4.5 23.0 28.0 30 10.0 0.70 svc 221d-20a 4.5 23.0 28.0 30 10.0 0.70 svc 241d-20a 4.5 24.0 28.0 30 10.0 0.70 svc 271d-20a 4.5 24.0 28.0 30 10.0 0.70 svc 361d-20a 5.0 24.0 28.0 30 10.0 0.70 svc 391d-20a 5.0 24.0 28.0 30 10.0 0.70 svc 431d-20a 6.0 24.0 28.0 30 10.0 0.70 svc 471d-20a 6.0 24.0 28.0 30 10.0 0.70 svc 561d-20a 7.5 24.0 28.0 30 10.0 0.80 svc 621d-20a 7.5 24.0 28.0 30 10.0 0.80 svc 681d-20a 7.5 24.0 28.0 30 10.0 0.80 svc 751d-20a 8.5 24.0 28.0 30 10.0 0.80 svc 781d-20a 8.5 24.0 28.0 30 10.0 0.80 svc 821d-20a 8.5 24.0 28.0 30 10.0 0.80 svc 911d-20a 10.5 24.0 28.0 30 10.0 0.80 svc 102d-20a 10.5 24.0 28.0 30 10.0 0.80 svc 112d-20a 10.0 24.0 28.0 30 10.0 0.80 svc 182d-20a 15.0 24.0 28.0 30 10.0 0.80 svc v aristors t ype 6 o j u n n samwha capacitor co., ltd. item code fs5 or fk5 ff9 body diameter d see page 141 body thickness t see page 141 lead diameter ? d 0.5/0.50 ? 0.05 0.6-0.8 ? 0.05 pitch of sprocket hole p 0 12.7 ? 0.3 pitch of component p 6.35 ? 1.3 25.4 ? 1.0 lead length from hole center lead p 1 3.85 ? 0.7 8.95 ? 1.0 lead length from hole p 2 6.35 ? 1.3 12.7 ? 1.5 center to component center lead spacing f 5.0 7.5 ? 1.0 deviation along tape. left or right s 0 ? 1.0 deviation across tape h0 ? 2.0 carrier tape width w 18.0 hold down tape width w 0 5.0min. 9.0min. position of sprocket hole w 1 9.0 ? 0.5 hole down tape position w 2 3.0max. lead-wire clinch height h 0 16.0 ? 0.5 height of component hole h 20.0 component height h 1 32.25max. diameter of sprocket hole ? d 0 4.0 ? 0.2 length of snipped lead l 11.0max. total tape thickness t 1 0.7 ? 0.2 total thickness tape and lead wire t 2 1.5max. 1.7max. length of snipped lead lx 1.0max. ' 4 5 z q f ' , 5 z q f ' ' 5 z q f ' ' 5 z q f ' ' 5 z q f item code ff7 f f 8 body diameter d see page 141 body thickness t see page 141 lead diameter ? d 0.6-0.8 ? 0.05 pitch of sprocket hole p 0 15.0 ? 0.3 pitch of component p 15.0 ? 0.3 30.0 ? 1.0 lead length from hole center lead p 1 3.75 ? 1.0 lead length from hole p 2 7.50 ? 1.5 center to component center lead spacing f 7.5 ? 1.0 deviation along tape. left or right s 0 ? 1.0 deviation across tape h0 ? 2.0 carrier tape width w 18.0 hold down tape width w 0 5.0min. position of sprocket hole w 1 9.0 ? 0.5 hole down tape position w 2 3.0max. lead-wire clinch height h 0 16.0 ? 0.5 height of component hole h 20.0 component height h 1 40.00max. diameter of sprocket hole ? d 0 4.0 ? 0.2 length of snipped lead l 11.0max. total taps thickness t 1 0.7 ? 0.2 total thickness tape and lead wire t 2 1.7max. length of snipped lead lx 1.0max. x x x t b n x i b d p n disc ceramic capacitors dimensions(mm) dimensions(mm) disc ceramic capacitors char , curves and lifetime 5 s b o t j f o u 7 * $ i b s b d u j d $ v s w f t # 4 7 $ % # u p 4 7 $ % # current waveform under 10 -2 a : dc over 10 -1 a : 8/20 k 1 v m t f - j g f u j n f 3 b u j o h t # 4 7 $ % # u p 4 7 $ % # notes : 2-pulse : 5-minute interval 3 to 10-pulse : 2-minute interval up to 10 6 - pulse : 10-second interval " 4 7 $ % " u p 4 7 $ % " 7 p m u b h f 7 $ v s s f o u " . b y d m b n q j o h w p m u b h f . b y j e m f d v s s f o u 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " 4 7 $ % " " 4 7 $ % " u p 4 7 $ % " svc varistors type samwha capacitor co., ltd. 5 s b o t j f o u 7 * $ i b s b d u f s j t u j d $ v s w f t # 4 7 $ % # u p 4 7 $ % # current waveform under 10 -2 a : dc over 10 -1 a : 8/20 k 1 v m t f - j g f u j n f 3 b u j o h t # 4 7 $ % # u p 4 7 $ % # notes : 2-pulse : 5-minute interval 3 to 10-pulse : 2-minute interval up to 10 6 -pulse : 10-second interval " 4 7 $ % " u p 4 7 $ % " " 4 7 $ % " u p 4 7 $ % " x x x t b n x i b d p n disc ceramic capacitors disc ceramic capacitors 5 s b o t j f o u 7 * $ i b s b d u f s j t u j d $ v s w f t # 4 7 $ % # u p 4 7 $ % # current waveform under 10 -2 a : dc over 10 -1 a : 8/20 k . b y d m b n q j o h w p m u b h f . b y j e m f d v s s f o u 4 7 $ % # 4 7 $ % # 1 v m t f - j g f u j n f 3 b u j o h t # 4 7 $ % # u p 4 7 $ % # notes : 2-pulse : 5-minute interval 3 to 10-pulse : 2-minute interval up to 10 6 -pulse : 10-second interval " 4 7 $ % " u p 4 7 $ % " " 4 7 $ % " u p 4 7 $ % " svc varistors type samwha capacitor co., ltd. 5 s b o t j f o u 7 * $ i b s b d u f s j t u j d $ v s w f t " 4 7 $ % " u p 4 7 $ % " current waveform under 10 -2 a : dc over 10 -1 a : 8/20 k 1 v m t f - j g f u j n f 3 b u j o h t " 4 7 $ % " u p 4 7 $ % " notes : 2-pulse : 5-minute interval 3 to 10-pulse : 2-minute interval up to 10 6 -pulse : 10-second interval q v m t f # 4 7 $ % # u p & / $ % # # 4 7 $ % # u p 4 7 $ % # x x x t b n x i b d p n disc ceramic capacitors disc ceramic capacitors 5 s b o t j f o u 7 * $ i b s b d u f s j t u j d $ v s w f t " 4 7 $ % " u p 4 7 $ % " current waveform under 10 -2 a : dc over 10 -1 a : 8/20 k 1 v m t f - j g f u j n f 3 b u j o h t " 4 7 $ % " u p 4 7 $ % " notes : 2-pulse : 5-minute interval 3 to 10-pulse : 2-minute interval up to 10 6 -pulse : 10-second interval " 4 7 $ % " u p 4 7 $ % " " 4 7 $ % " u p 4 7 $ % " svc varistors type samwha capacitor co., ltd. 5 s b o t j f o u 7 * $ i b s b d u f s j t u j d $ v s w f t # 4 7 $ % # u p 4 7 $ % # current waveform under 10 -2 a : dc over 10 -1 a : 8/20 k 1 v m t f - j g f u j n f 3 b u j o h t # 4 7 $ % # u p 4 7 $ % # notes : 2-pulse : 5-minute interval 3 to 10-pulse : 2-minute interval up to 10 6 -pulse : 10-second interval " 4 7 $ % " u p 4 7 $ % " " 4 7 $ % " u p 4 7 $ % " x x x t b n x i b d p n disc ceramic capacitors disc ceramic capacitors 5 s b o t j f o u 7 * $ i b s b d u f s j t u j d $ v s w f t " 4 7 $ % " u p 4 7 $ % " current waveform under 10 -2 a : dc over 10 -1 a : 8/20 k 1 v m t f - j g f u j n f 3 b u j o h t " 4 7 $ % " u p 4 7 $ % " notes : 2-pulse : 5-minute interval 3 to 10-pulse : 2- minute interval up to 10 6 -pulse : 10-second interval svc varistors type samwha capacitor co., ltd. applications p ower supply circuit protection i the protection of semiconducting elements such as diodes, thyristors, transistors, ic and relays against transient voltages. i similar protection of many types of measuring instruments, control machinery and communication equipment and broadcasting equipment against inductive lightning and switching surges. i protection of general purpose electrical equipment, domestic mechinery and appliances. tv and radios and similar consumer products against lightning and switching surges. - j o f d j s d v j u varistor voltage selection table (z l ) power supply voltage type svc201d - a 100v ac svc221d - a svc241d - a svc271d - a* svc391d - a 200v ac svc431d - a svc471d - a* 12v dc svc220d - b 24v dc svc390d - b - j o f b o e h s p v e d j s d v j u varistor voltage selection table(z e ) power supply voltage type 100v ac svc431d - a svc471d - a 200v ac svc751d - a to svc112d - a* svc182d - a** power supply voltage type svc180d - b 12v dc svc220d - b svc820d - a 24v ac svc390d - b svc820d - a notes : y the power supply voltage must not exceed the maximum allowable circuit voltage. t since independent wiring loads and capacitive loads cause the voltage build-up at the time of opening or closing the load, use svc having a varistor voltage as high as possible.(*mark) ? the bold faced portions of the type letters vary. " $ % $ t j o h m f q i b t f d j s d v j u " $ u i s f f q i b t f d j s d v j u notes : y when subjected to megger testing(500v dc), the insulation resistance value can decrease due to the leakage current of the svc, to avoid this remove the varistor or use* marked svc. t when subjected to dielectric strength test(1000v ac). remove the svc or use** marked svc. select varistors taking a note of operating conditions peculiar to the equipment. notes : the varistor svc has a capacitance value. take not of this when applying them to high-frequency signal circuits. " $ % $ t j o h m f q i b t f d j s d v j u " $ u i s f f q i b t f d j s d v j u t elecommunication circuit protection varistor voltage selection guied x x x t b n x i b d p n disc ceramic capacitors disc ceramic capacitors power supply voltage type 12v dc svc220d - b 24v dc svc390d - b 100v dc svc151d - a svc201d - a 100v ac svc221d - a svc241d - a svc271d - a notes : y the power supply voltage must not exceed the maximum allowable circuit voltage of the svc t pay due attention to the surge energy generated by the load. ? select svc referring to the pulse lifetime rating. to further reduce the tendency of sparking across the contacts connect a capacitors parallel with the svc. this will also protect the equipment from electromagnetic wave jamming. y connect the svc at a position nearer to the equipment than the overcurrent protection device t u (fuse, mccb) as is shown in the diagram. when the svc is shorted, the overcurrent protection device t u operates (trips or blow off the fuse). t if the overcurrent protection device t u can not be installed in t u position, connect a fuse at t? u position. select fuse rated current for the svc referring to the following table. ? when t z 2 u svc is connected between the equipment and ground install an elcb (earth leakage circuit breaker). if not possible, connect a fuse or thermal fuse at t? u position. * o t u b m m b u j p o y when operated at location near heating element or exposed to direct sun light, confirm that the ambient temparature range. t when operated in dusty or dirty locations, or exposed to corrosive atomospheres, or where metallic powders or salt can be expected, be sure to mount within a protective enclosure. . p m e j o h when shielding the svc in a resin molding, take a note of the materials used and temperature, since they influence the reliability. for further information please contact samwha $ v s s f o u q p x f s b o e f o f s h z s b u j o h w t u f n q f s b u v s f & m f d u s j d b m $ i b s b d u f s j t u j d t switching circuit protection application notes 0 w f s d v s s f o u q s p u f d u j p o varistor voltage selection guide 1 s p u f d u j p o p g s f m b z $ p o u b d u d p j m 1 s p u f d u j p o p g t f n j d p o e v d u p s t when surges exceed the rating for the svc, short-circuits or damages can be expected. take following precautions. svc 05a 07a 10a 14a 20a 05b 07b 10b 14b 20b applicable fuse 1 to 2 2 to 3 3 to 5 3 to 10 5 to 15 rated current(a) operating ambient temperature 40 ? to 85 ? storage temperature 40 ? to 125 ? voltage temperatur coefficient 0.05% ? insulation resistance(at500v) over 1000 .? svc varistors type samwha capacitor co., ltd. standard content applicable svc series file no. recognized standards application example ul cas vde ' j s f " m b s n 4 z t u f n 5 s b g g j d 4 j h o b m $ p o u s p m 4 p m f o p j e 4 u p w f # p j m f s 7 f o e j o h . b d i j o f # s b l f $ m v u d i x x x t b n x i b d p n disc ceramic capacitors svc201d - ~svc182d - ul 1449 3rd edition ul 497b iec61051-1:2007-04 iec61051-2:1991-01 iec61051-2-2:1991-01 class 2221 01 audio and video equipment - accessories and parts for electronic equipment varistor component-isolated loop circuit protectors svc 180d - ~ svc821d - 05/07/10/14 series surge-protective devices - component other spd applications : 05/07/10 series, 14b/20b series type 3 spd applications : 14a/20a series e332621 e154171 116012 1577876 disc ceramic capacitors v aristor t erminology 7 b s j t u p s 7 p m u b h f 7 o p n varistor peak terminal voltage measured with a specified current applied the dc current applied is 1ma normally. $ m b n q j o h 7 p m u b h f 7 d maximum terminal voltage (peak voltage across the varistor) measured with an applied 8/20 k impulse of a given peak current. $ p o u f d u 1 s p u f d u j p o 5 i z u j t u f s 1 s p u f d u j p o 5 7 # p p t u f s . j d s p x b w f 0 w f o 5 s j b d 1 s p u f d u j p o 4 p v o e 0 v u q v u $ j s d v j u svc varistors type samwha capacitor co., ltd. $ b q b d j u b o d f typical values measured at a test frequency of 1khz 3 b u f e q f b l u s b o t j f o u d v s s f o u j u n maximum peak current through the varistor with line voltage applied. the maximum peak current with in the varistor voltage change ratio of ? 10% with the standard 8/20 k impulse current applied two times at 5 minute interval. 3 b u f e u s b o t j f o u f o f s h z 8 u n maximum allowable energy for a single impulse of 2ms square-wave current waveform with rated continuous voltage applied. maximum energy rating base on a shift of vnom of less than ? 10% of initial value. 1 v m t f m j g f u j n f s b u j o h this is expressed as the maximum allowable number of impulse currents applied. 8/20 k impulse current(or 2ms square wave) is applied at prescribed interval. this curve also provides for derating current as required with repetitive pulsing. 5 f t u d v s s f o u x b w f g p s n characteristics tests for varistors are carried out by using 8/20 k test impulses data such as the maximum clamping voltage(vc)and the transient peak current(itm) are obtained by using this impulse current however, for the vc characteristics of the axial package type a 10ma dc squarewave current is used to cary out the test. 3 b u f e 3 . 4 7 p m u b h f 7 b d n maximum continuous sinusoidal rms voltage at 50/60hz which may be applied. 3 b u f e % $ 7 p m u b h f 7 e d n maximum continuous dc voltage which may be applied. 3 b u f e b w f s b h f q p x f s e j t t j q b u j p o 1 u b n maximum average power that can be applied within the specified ambient temperature. x x x t b n x i b d p n disc ceramic capacitors x x x t b n x i b d p n samwha capacitor co., ltd. x x x t b n x i b d p n protect circuit components introduction multi layer chip varistors(mlv) have good nonlinear voltage-current characteristics and high surge capability. they also have fast- response characteristics in several hundred pico second level. they are very suitable and widely used for the problems of transient over-voltage protection caused by esd(electrostatic discharge). features i the fastest response time about 300~700ps i repetitive pulse characteristics i high discharge transient current and energy handling capability i thermal stability through 125 ? i emi/rfi attenuation characteristics applications i latch up protection for cmos i mosfet protection for esd/eos i high speed data i/o port protection i keypad, keyboard protection i cdma, gsm, cordless phone ? special specification like a automobile, medical, military, aviation should be discuss with our sales representatives multi layer chip v aristors i notebook, workstations i digital camcorder i cd-rom, dvd-rom, md, mp3-player i automotive application i onboard computer, electric motor control protect circuit components shape & dimensions vsn 1005 x 05 n r ht hu hv hw hx hy how to order (product identification) size code l w t max. c min. 1005(0402) 1.0 ? 0.05 0.5 ? 0.05 0.55 0.1 1608(0603) 1.6 ? 0.15 0.8 ? 0.15 0.9 0.2 2012(0805) 2.0 ? 0.20 1.25 ? 0.20 1.3 0.2 3216(1206) 3.2 ? 0.25 1.60 ? 0.20 1.4 0.2 (unit : mm) ht 4 f s j f t hu 4 j [ f $ p e f the first two digits : length(mm) the last two digits : width(mm) code product name vsn chip varistor normal type vsl low capacitance type vsh high surge type vhs high speed type hv & o f s h z 3 b u j o h $ p e f code code a 0.1j h 1.2j b 0.2j j 1.5j c 0.3j k 2.0j d 0.4j p 3.0j e 0.6j u 0.01j f 0.7j v 0.02j g 0.9j x 0.05j energy rating energy rating hw 8 p s l j o h 7 p m u b h f $ p e f hx 5 f s n j o b u j p o $ p e f n : plating(ni/sn) type code working voltage 03 3.5vdc 05 5.6vdc 09 9.0vdc two digits are real value code packaging b bulk pack r tape&reel pack e embossed tape pack hy 1 b d l b h j o h $ p e f multi layer chip varistors samwha capacitor co., ltd. specifications (normal t ype) & 4 % 1 s p u f d u j p o p g 3 ' " n q m j g j f s ' & 5 ) j h i 4 q f f e % b u b - j o f working varistor clamping max. peak max typical part no. voltage voltage voltage current energy capacitance v w(dc) v b(@1ma) v c i p (a) e t (j) pf@1mhz vsn1005x05nr 5.6 7.6~9.3 15.5 20 0.05 180 vsn1005x09nr 9 11.0~14.0 20 20 0.05 150 vsn1005x14nr 14 16.5~20.3 30 20 0.05 120 vsn1005x18nr 18 22.9~28.0 40 20 0.05 90 note) see page 105 1 f b l 1 p x f s w t 1 v m t f % v s b u j p o * o t f s u j p o - p t t $ i b s b d u f s j t u j d t x x x t b n x i b d p n protect circuit components protect circuit components specifications (normal t ype) ' p s & 4 % $ . 0 4 - b u d i 6 q ' & 5 1 s p u f d u j p o working varistor clamping max. peak max typical part no. voltage voltage voltage current energy capacitance v w(dc) v b(@1ma) v c i p (a) e t (j) pf@1mhz vsn1608a05nr 5.6 7.6~9.3 16 30 0.1 800 vsn1608a09nr 9.0 11.0~14.0 20 30 0.1 500 vsn1608a12nr 12 14.8~18.3 27 40 0.1 350 vsn1608a14nr 14 16.5~20.3 30 30 0.1 250 vsn1608a18nr 18 22.9~28.0 40 30 0.1 200 vsn1608a26nr 26 31.0~38.0 58 30 0.1 70 vsn1608a30nr 30 37.0~46.0 65 30 0.1 70 vsn2012a05nr 5.6 7.6~9.3 16 40 0.1 1250 vsn2012a09nr 9 11.0~14.0 20 40 0.1 740 vsn2012a12nr 12 14.8~18.3 25 40 0.1 525 vsn2012a14nr 14 16.5~20.3 30 40 0.1 375 vsn2012a18nr 18 22.9~28.0 40 30 0.1 350 vsn2012a26nr 26 31.0~38.0 58 30 0.1 140 vsn2012a30nr 30 37.0~46.0 65 30 0.1 100 vsn3216a05nr 5.6 7.6~9.3 16 40 0.1 850 vsn3216a09nr 9 11.0~14.0 20 40 0.1 650 vsn3216a14nr 14 16.5~20.3 30 40 0.1 500 vsn3216a18nr 18 22.9~28.0 40 30 0.1 290 vsn3216a26nr 26 31.0~38.0 58 30 0.1 270 vsn3216a30nr 30 37.0~46.0 65 30 0.1 200 note) see page 105 multi layer chip varistors samwha capacitor co., ltd. specifications (high speed t ype ) 1 s p u f d u g p s 7 f s z ) j h i 4 q f f e % b u b 5 s b o t n j t t j p o - j o f working max typical part no. voltage energy inductance v w(dc) 3.5v 5.5v 9v 15v pf@1mhz (di/dt=0.1a/ns) v1005hs03 < 30 0.05 0.10 0.15 0.25 3 < 1.0 v1005hs06 < 30 0.05 0.10 0.15 0.25 6 < 1.0 v1005hs12 < 18 0.10 0.15 0.25 0.50 12 < 1.0 v1608hs03 < 30 0.05 0.10 0.15 0.25 3 < 1.0 v1608hs06 < 30 0.05 0.10 0.15 0.25 6 < 1.0 v1608hs12 < 18 0.10 0.15 0.25 0.50 12 < 1.0 i 3pf & 12pf capacitance versions suitable for high speed data-rate line i very low leakage currents i esd rated to iec 61000-4-2(level 4) i very suitable for usb, ieee 1394 data line protection i mobile communications/cellular phone etc. maximu leakage current at specified dc voltage note) see page 105 * o t f s u j p o - p t t $ i b s b d u f s j t u j d t & 4 % 3 f q f u j u j w f $ i b s b d u f s j t u j d t x x x t b n x i b d p n protect circuit components protect circuit components specifications (l ow capacitance t ype ) 1 s p u f d u g p s ) j h i 4 q f f e % b u b 5 s b o t n j t t j p o - j o f i very low leakage current type for battery operated equipment i very low capacitance about <200pf proper to high speed data transmission i suitable for usb, ieee1394 data line protection working varistor clamping max. peak max typical part no. voltage voltage voltage current energy capacitance v w(dc) v1ma v c i p (a) e t (j) pf@1mhz vsl1005x03nr 3.6 8 15.5 15 0.05 150 vsl1005x05nr 5.6 12 20 20 0.05 100 vsl1005u05nr 5.6 12 20 15 0.01 50 vsl1005x12nr 12 18 30 20 0.05 50 vsl1005v12nr 12 18 30 15 0.02 25 vsl1005v18nr 18 27 50 15 0.02 30 vsl1005u18nr 18 27 50 10 0.01 15 vsl1608a05nr 5.6 12 20 25 0.1 400 vsl1608x05nr 5.6 12 20 20 0.05 100 vsl1608v05nr 5.6 12 20 15 0.02 50 vsl1608x12nr 12 18 30 20 0.05 80 vsl1608x18nr 18 27 50 20 0.05 75 note) see page 105 * o t f s u j p o - p t t $ i b s b d u f s j t u j d t & 4 % 3 f q f u j u j w f $ i b s b d u f s j t u j d t multi layer chip v aristors x x x t b n x i b d p n samwha capacitor co., ltd. specifications (high surge current t ype) ' p s - j o f 4 v s h f 4 x j u d i j o h 4 v s h f & 4 % 1 s p u f d u j p o working voltage varistor clamping max. peak max typical part no. voltage voltage current energy capacitance v w(dc) v w(ac) v b(@1ma) v c i p (a) e t (j) pf@1mhz vsh2012c05nr 5.6 4.0 7.6~9.3 15.5 120 0.3 1600 vsh2012c09nr 9 6.4 11.0~14.0 20 120 0.3 1200 vsh2012c14nr 14 10 16.5~20.3 30 120 0.3 600 vsh2012c18nr 18 12 22.9~28.0 40 100 0.3 400 vsh2012c26nr 26 18 31.0~38.0 58 100 0.3 250 vsh2012c30nr 30 21 37.0~46.0 65 100 0.3 200 vsh3216d05nr 5.6 4.0 7.6~9.3 16 150 0.4 1800 vsh3216d09nr 9 6.4 11.0~14.0 20 150 0.4 1500 vsh3216d14nr 14 10 16.5~20.3 30 150 0.4 700 vsh3216d18nr 18 12 22.9~28.0 40 150 0.4 400 vsh3216d26nr 26 18 31.0~38.0 58 120 0.4 300 vsh3216d30nr 30 21 37.0~46.0 65 120 0.4 200 note) see page 105 x x x t b n x i b d p n protect circuit components protect circuit components mp 4 l 1632 a 05 n r ht hu hv hw hx hy hz h[ how to order (product identification) type mp4l1220 mp4l1632 l 2.0 ? 0.20 3.2 ? 0.2 w 1.25 ? 0.20 1.60 ? 0.20 t 0.6 ? 0.1 1.2 max. s 0.5 ? 0.05 0.80 ? 0.1 m 0.2 ? 0.15 0.40 ? 0.1 b l 0.2 ? 0.15 0.4 ? 0.15 b w 0.25 ? 0.1 0.20~0.45 (unit : mm) ht 4 f s j f t multi-line protection chip varistor array hu " s s b z 5 z q f 4 : 4arrays hv 4 u z m f l : low capacitance type hw 4 j [ f $ p e f the first two digits : width(mm) the lost two digits : length(mm) hx & o f s h z 3 b u j o h $ p e f x : 0.05joules hy 8 p s e j o h 7 p m u b h f $ p e f hz 5 f s n j o b u j p o 5 z q f n : plating(ni/sn) type h[ 1 b d l j o h $ p e f code working voltage 05 5.6 vdc 09 9.0 vdc 14 14 vdc two digits are real value code working voltage b bulk pack r tape & reel pack e embossed tape pack multi layer chip v aristors shape & dimensions array t ype samwha capacitor co., ltd. specifications (array t ype) & 4 % 1 s p u f d u j p o p g , f z q b e * 0 1 p s u 1 s p u f d u j p o working varistor clamping max. peak max typical part no. voltage voltage voltage current energy capacitance v w(dc) v b(@1ma) v c i p (a) e t (j) pf@1mhz mp4l1220x05nr 5.6 typ.12 20 20 0.05 100 mp4l1220u05nr 5.6 typ.12 20 15 0.01 50 mp4l1220x12nr 12 typ.18 30 20 0.05 50 mp4l1220v12nr 12 typ.18 30 15 0.02 25 mp4l1220v18nr 18 typ.27 50 15 0.02 30 mp4l1220u18nr 18 typ.27 50 10 0.01 15 mp4l1632x05nr 5.6 typ.12 20 20 0.05 150 mp4l1632x12nr 12 typ.18 30 20 0.05 100 mp4l1632x14nr 14 typ.22 40 15 0.05 75 mp4l1632x18nr 18 typ.27 50 15 0.05 50 note) see page 105 1 f b l 1 p x f s w t 1 v m t f % v s b u j p o 5 f n q f s b u v s f % f s b u j o h x x x t b n x i b d p n protect circuit components protect circuit components t erminology 8 p s l j o h 7 p m u b h f v w(dc) - maximum continuous dc voltage with which the waveform is flat. when a ripple voltage is supplied as from a rectifier source, make sure that the peak voltage is kept under the vdcm. v w (ac) - maximum continuous ac voltage from a sine-wave shape. when the distortion in the waveform is extensive, make sure that the peak voltage is less than times the v w(ac) 7 b s j t u p s 7 p m u b h f 7 c ! n " # s f b l e p x o 7 p m u b h f the varistor terminal voltage which measured with supplying 1 v dc current. . b y j n v n 5 s b o t j f o u $ m b n q j o h 7 p m u b h f 7 d the peak terminal voltage which measured with an 8/20 k impulse of a given peak current . b y j n v n 5 s b o t j f o u 1 f b l $ v s s f o u * q maximum single peak current which is based on 8/20 k current wave shape, without the device failure . b y j n v n 5 s b o t j f o u & o f s h z & u maximum single peak current which is based on 10/1000 k current wave shape, without the device failure $ b q b d j u b o d f the capacitance measured at a specified frequency 1mhz and zero voltage bias with 0.5vrms transient energy rating specified peak current & waveform ? 0.05j 1a 8/20 k 0.1j 2a 8/20 k 0.2~0.3j 5a 8/20 k 0.4j ? 10a 8/20 k multi layer chip varistors samwha capacitor co., ltd. r eliability and t est conditions operating temperature range 40 ? ~ 125 ? storage temp 40 ? max., 70% rh max. at packing condition temperature cycle y no visible damage t v/v1ma ? ? 10% 1. 40 ? 3 ? for 30minutes 2. 85 ? 3 ? for 30minutes 3. repeat 100 cycle low temperature resistance y no visible damage t v/v1ma ? ? 10% temperature : 40 ? 2 ? tim : 1000 ? 72/ 24hours measurement at room temperature after placing for 24 ? i p v s t humidity resistance y no visible damage t v/v1ma ? ? 10% y no visible damage such as cracks t v/v1ma ? ? 10% temperature : 40 ? 2 ? humidity : 90~95 % rh tim : 500 ? 12hours measurement at room temperature after placing for 24 i p v s t humidity load resistance temperature : 40 ? 2 ? humidity : 90~95 % rh applied voltage : rated voltage tim : 500 ? 12hours measurement at room temperature after placing for 24 i p v s t y no visible damage such as cracks t v/v1ma ? ? 10% high temperature load resistance temperature : 125 ? 2 ? applied voltage : rated voltage tim : 1000 72/-24hours measurement at room temperature after placing for 24 i p v s t y no visible damage such as cracks t v/v1ma ? ? 10% resistance to soldering heat preheat : 120 _ 150 ? 1minutes solder temperature : 260 ? 5 ? immersion time : 10 ? 1sec. take it out and set if for 1~2hours then measure. item requirements test conditions x x x t b n x i b d p n protect circuit components protect circuit components solderability y more than 90% of the terminal electrode shall be covered with new solder t v/v1ma ? ? 10% preheat temperature : 120~150 ? solder : 60sn/40pb preheat time : 60sec. solder temperature : 230 ? 5 ? soldering time : 3 ? 1sec. reflow soldering y termination should be covered with now solder more than 20% of the terminal electrode height t v/v1ma ? ? 10% at reflow soldering profile about 230 ? lateral push strength item requirements test conditions no mechanical damage chip size 1005 1608 2012 3216 a(mm) - 1.0 1.0 1.3 b(mm) - 0.8 1.0 1.5 c(mm) - 1.3 1.3 3.0 w(kgf) - 2.0 4.0 5.0 bending strength y no visible damage t v/v1ma ? ? 10% according to jis c 6485 distance : 1mm speed : 30mm/min. max. peak current ip(a) y no visible damage t v/v1ma ? ? 10% 8/20 k waveform impulse of +/ each polarity measurement at room temperature after placing for 25 hours max. transient energy et(j) y no visible damage t v/v1ma ? ? 10% one standard circumstance impulse the 10/1000 k specified current wave 1 times. measurement at room temperature afger placing for 24 hours multi layer chip varistors |
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