smajp4ke6.8 thru smajp4ke400ca transient voltage suppressor scottsd a l e division w w w . mi c r o s e m i . c o m smajp4 ke6.8 thru s ma j p4 ke4 00c a descripti on pac k ag e this t r an sie n t voltage suppresso r (t vs) seri es i s an economi c al mol d e d surfa c e mou n t packag e with very low thermal re si stan ce du e to its uniq u e axial su ba ssembly. it is used fo r a u to motive ap plicatio ns an d othe rs to prote c t voltag e se nsitive compon ents f r om de stru ctive or p a rtial d egra dation. they have a peak p u lse power rating of 400 watt s for 1 ms a s depi cted in figures 1 an d 2. th e p a ckag e i s confi gure d fo r e a sy pick and pl ace onto p c board s for a u t omated ha n d ling. the j- bend te rmina t ions al so p r o v ide stre ss relief for u s e on a variety of pc board m a terial s. do -214 a c o r ba (smaj ) impo rta n t: f o r the m o st cur r ent data, consult mic r osemi?s website: ht tp://w w w .m i cro se m i .co m features a p p l i c at ions / be ne fi ts ? econom ical se ries for surface mountin g ? avail abl e in b o th uni directi o n a l and bi- d irecti o nal (a dd c or ca suffix t o part numb e r for bid i rectio nal ) ? voltag es from 6.8 to 400 v br eakd o w n (v br ) ? f a st respons e ? moisture classification is level 1 per ipc/jedec j-st d-020b w i th no dr y pack ? optiona l 10 0% s c r ee ning for a v ionic s gra d e is avail a b l e b y a d d in g ma prefi x to part numb e r for add ed 1 00% te mperatur e c y c l e -55 o c to +125 o c (10 x ) as w e ll a s surge (3 x) a nd 24 h ours h t rb w i th post test v z & i r (in the op erat ing d i rectio n fo r uni directi o n a l o r both directi o n s for bidirecti o n a l) ? options for screen ing i n accor danc e w i th mil - prf - 195 00 for jan, jant x, jan t xv, or jans ar e avail a b l e b y a d d in g mq, mx, mv, or msp prefixes respectiv e l y to part numb e rs ? equiv a le nt a x ia l-lea d pack a g e s avail abl e as p4ke6.8 to p4ke400ca ? suppr esses tra n sie n t up to 40 0 w a tts @ 10/1 000 s (see f i gure 1) ? protects sensiti v e compo n e n ts such as ic?s, cmos, bipolar, bicmos, ec l, dt l, t 2 l, etc. ? protection from s w itch in g tran sients & ind u ce d rf ? compl i a n t to iec61 000- 4-2 a nd iec61 0 0 0 -4 -4 for esd and ef t protectio n resp ectivel y ? secon dar y li gh tning pr otectio n per iec61 0 0 0 -4-5 w i t h 42 ohms source im ped a n ce: class 1: s m ajp4ke6.8 to smajp4ke91a or ca class 2: s m ajp4ke6.8 to smajp4ke47a or ca class 3: s m ajp4ke6.8 to smajp4ke24a or ca class 4: s m ajp4ke6.8 to smajp4ke12a or ca ? secon dar y li gh tning pr otectio n per iec61 0 0 0 -4-5 w i t h 12 ohms source im ped a n ce: class 1: s m ajp4ke6.8 to smajp4ke30a or ca class 2: s m ajp4ke6.8 to smajp4ke15a or ca max i mu m rat ing s mechan ic al an d pa ckagin g ? peak puls e po w e r dissi pati o n at 25 o c: 400 w a tts at 10/10 00 s (a l s o see f i g 1,2, and 4) ? impulse re petiti on rate (dut y fa ctor): 0.01% ? t cl am pi ng (0 volts to v (b r) min.): < 100 ps theor etical for uni directi o n a l a nd < 5 ns for bidirecti ona l ? operatin g an d storage temp e r ature: -65 o c to +150 o c ? t hermal resistance: 17 o c/w juncti on to le ad or 82 o c/w junctio n to ambie n t w hen mo unte d o n f r 4 pc boar d (1 oz cu) w i th rec o mmend ed foot print (see last pag e) ? stead y-state p o w e r d i ssip a tio n : 5 w a tts at t l = 6 5 o c or 1.52 w a tts a t t a = 25 o c w h en mou n ted o n f r 4 pc boar d w i th rec o mmen ded fo o t print ? f o r w a r d sur g e current at 25o c: 40 amps pe ak, 8.3 ms half-sin e w a ve. maximum voltage of 3.5 0 v (uni directi ona l onl y) ? sold er temper atures: 260 o c for 10 s (maximum) ? mold ed ep o x y packa ge me ets ul94v- 0 ? t e rminations a r e tin-le ad pl ated sol dera b l e per mil-st d-750, method 2 0 2 6 ? catho de d e sig nated b y c a tho de ba nd for uni directi o n a l (non e for bid i re ctiona l) ? w e ight: 0.1 grams (appr o x im ate) ? t ape & reel o p tion: stand ar d per eia-48 1-1-a w i t h 12 mm tap e (add ?t r? suffix to part num ber) 750 p e r 7 inc h reel or 2 5 0 0 pe r 13 inch re el ? marking onl y s h o w s 4ke xxx digits of part n u mber (e.g. 4ke6.8 , 4ke12 c a, 4k e30a, etc.) m i cro semi scottsdale division 8700 e. thom as rd. po bo x 139 0, scottsdale, az 85252 usa, ( 4 8 0 ) 941- 6300, fax: (480) 947-1 503 page 1 cop y right ? 200 2 6-16-2 004 rev c
smajp4ke6.8 thru smajp4ke400ca transient voltage suppressor scottsd a l e division w w w . mi c r o s e m i . c o m smajp4 ke6.8 thru s ma j p4 ke4 00c a elec tric al ch ara cteri s tic s @ 25 o c bre a k d o wn vo lt a g e v (br) @ i (br) type number ra t e d st a nd- of f vo lt a g e v wm m i n . m a x . ma x i m u m cl a m pin g vo lt a g e vc m a x . @ i pp ma x i m u m reverse le a k a g e curren t i d @ v wm ma x i m u m pe a k pulse curren t i pp ma x i m u m temper a t ure coef ficien t of v (br) v(br) v v v m a v a a % / o c smajp4k e 6.8 smajp4k e 6.8 a smajp4k e 7.5 smajp4k e 7.5 a 5.50 5.80 6.05 6.40 6.12 6.45 6.75 7.13 7.48 7.14 8.25 7.88 10 10 10 10 10.8 10.5 11.7 11.3 500 500 200 200 37 38 34 35 .057 .057 .061 .061 smajp4k e 8.2 smajp4k e 8.2 a smajp4k e 9.1 smajp4k e 9.1 a 6.63 7.02 7.37 7.78 7.38 7.79 8.19 8.65 9.02 8.61 10.0 9.55 10 10 1 1 12.5 12.1 13.8 13.4 100 100 20 20 32 33 29 30 .065 .065 .068 .068 smajp4k e 10 smajp4k e 10a smajp4k e 11 smajp4k e 11a 8.10 8.55 8.92 9.40 9.00 9.50 9.90 10.5 11.0 10.5 12.1 11.6 1 1 1 1 15.0 14.5 16.2 15.6 20 5 2 2 27 28 25 26 .073 .073 .075 .075 smajp4k e 12 smajp4k e 12a smajp4k e 13 smajp4k e 13a 9.72 10.2 10.5 11.1 10.8 11.4 11.7 12.4 13.2 12.6 14.3 13.7 1 1 1 1 17.3 16.7 19.0 18.2 1 1 1 1 23 24 21 22 .078 .078 .081 .081 smajp4k e 15 smajp4k e 15a smajp4k e 16 smajp4k e 16a 12.1 12.8 12.9 13.6 13.5 14.3 14.4 15.2 16.5 15.8 17.6 16.8 1 1 1 1 22.0 21.2 23.5 22.5 1 1 1 1 18 19 17 18 .084 .084 .086 .086 smajp4k e 18 smajp4k e 18a smajp4k e 20 smajp4k e 20a 14.5 15.3 16.2 17.1 16.2 17.1 18.0 19.0 19.8 18.0 22.0 21.0 1 1 1 1 26.5 25.2 29.1 27.7 1 1 1 1 15 16 14 14.5 .088 .088 .090 090 smajp4k e 22 smajp4k e 22a smajp4k e 24 smajp4k e 24a 17.8 18.8 19.4 20.5 19.8 20.9 21.6 22.8 24.2 23.1 26.4 25.2 1 1 1 1 31.9 30.6 34.7 33.2 1 1 1 1 12.5 13 11.5 12 .092 .092 .094 .094 smajp4k e 27 smajp4k e 27a smajp4k e 30 smajp4k e 30a 21.8 23.1 24.3 55.6 24.3 25.7 27.0 28.5 29.7 28.4 33.0 31.5 1 1 1 1 39.1 37.5 43.5 41.4 1 1 1 1 10 11 9.0 9.5 .096 .096 .097 .097 smajp4k e 33 smajp4k e 33a smajp4k e 36 smajp4k e 36a 26.8 28.2 29.1 30.8 29.7 31.4 32.4 34.2 36.3 34.7 39.6 37.8 1 1 1 1 47.7 45.7 52.0 49.9 1 1 1 1 8.5 9.0 7.5 8.0 .098 098 .099 .099 smajp4k e 39 smajp4k e 39a smajp4k e 43 smajp4k e 43a 31.6 33.3 34.8 36.8 35.1 37.1 38.7 40.9 42.9 41.0 47.3 45.2 1 1 1 1 56.4 53.9 61.9 59.3 1 1 1 1 7.0 7.5 6.5 7.0 .100 .100 .101 .101 smajp4k e 47 smajp4k e 47a smajp4k e 51 smajp4k e 51a 38.1 40.2 41.3 43.6 42.3 44.7 45.9 48.5 51.7 49.4 56.1 53.6 1 1 1 1 67.8 64.8 73.5 70.1 1 1 1 1 5.9 6.2 5.4 5.7 .101 .101 .102 .102 smajp4k e 56 smajp4k e 56a smajp4k e 62 smajp4k e 62a 45.4 47.8 50.2 53.0 50.4 53.2 55.8 58.9 61.6 58.8 68.2 65.1 1 1 1 1 80.5 77.0 89.0 85.0 1 1 1 1 5.0 5.2 4.5 4.7 .103 .103 .104 .104 smajp4k e 68 smajp4k e 68a smajp4k e 75 smajp4k e 75a 55.1 58.1 60.7 64.1 61.2 64.6 67.5 71.3 74.8 71.4 82.5 78.8 1 1 1 1 98.0 92.0 108.0 103.0 1 1 1 1 4.1 4.4 3.7 3.9 .104 .104 .105 .105 smajp4k e 82 smajp4k e 82a smajp4k e 91 smajp4k e 91a 66.4 70.1 73.7 77.8 73.8 77.9 81.9 86.5 90.2 86.1 100.0 95.5 1 1 1 1 118.0 113.0 131.0 125.0 1 1 1 1 3.4 3.5 3.1 3.2 .105 .105 .106 .106 smajp4k e 100 smajp4k e 100a smajp4k e 110 smajp4k e 110a 81.0 85.5 89.2 94.0 90.0 95.0 99.0 105.0 110.0 105.0 121.0 116.0 1 1 1 1 144.0 137.0 158.0 152.0 1 1 1 1 2.8 2.9 2.5 2.6 .106 .106 .107 .107 m i cro semi scottsdale division 8700 e. thom as rd. po bo x 139 0, scottsdale, az 85252 usa, ( 4 8 0 ) 941- 6300, fax: (480) 947-1 503 page 2 cop y right ? 200 2 6-16-2 004 rev c
smajp4ke6.8 thru smajp4ke400ca transient voltage suppressor scottsd a l e division w w w . mi c r o s e m i . c o m smajp4 ke6.8 thru s ma j p4 ke4 00c a bre a k d o wn vo lt a g e v (br) @ i (br) type number ra t e d st a nd- of f vo lt a g e v wm m i n . m a x . ma x i m u m cl a m pin g vo lt a g e vc m a x . @ i pp ma x i m u m reverse le a k a g e curren t i d @ v wm ma x i m u m pe a k pulse curren t i pp ma x i m u m temper a t ure coef ficien t of v (br) v(br) v v v m a v a a % / o c smajp4k e 120 smajp4k e 120a smajp4k e 130 smajp4k e 130a 97.2 102.0 105.0 111.0 108.0 114.0 117.0 124.0 132.0 126.0 143.0 137.0 1 1 1 1 173.0 165.0 187.0 179.0 1 1 1 1 2.3 2.4 2.1 2.2 .107 .107 .107 .107 smajp4k e 150 smajp4k e 150a smajp4k e 160 smajp4k e 160a 121.0 128.0 130.0 136.0 135.0 143.0 144.0 152.0 165.0 158.0 176.0 168.0 1 1 1 1 215.0 207.0 230.0 219.0 1 1 1 1 1.9 1.95 1.7 1.8 .108 .108 .108 .108 smajp4k e 170 smajp4k e 170a smajp4k e 180 smajp4k e 180a 138.0 145.0 146.0 154.0 153.0 162.0 162.0 171.0 187.0 179.0 198.0 189.0 1 1 1 1 244.0 234.0 258.0 246.0 1 1 1 1 1.6 1.7 1.5 1.6 .108 .108 .108 .108 smajp4k e 200 smajp4k e 200a smajp4k e 220 smajp4k e 220a 162.0 171.0 175.0 185.0 180.0 190.0 198.0 209.0 220.0 210.0 242.0 231.0 1 1 1 1 287.0 274.0 344.0 328.0 1 1 1 1 1.4 1.5 1.0 1.0 .108 .108 .110 .110 smajp4k e 250 smajp4k e 250a smajp4k e 300 smajp4k e 300a 202.0 214.0 243.0 256.0 225.0 237.0 270.0 285.0 275.0 263.0 330.0 315.0 1 1 1 1 360.0 344.0 430.0 414.0 1 1 1 1 1.0 1.0 1.0 1.0 .110 .110 .110 .110 smajp4k e 350 smajp4k e 350a smajp4k e 400 smajp4k e 400a 284.0 300.0 324.0 342.0 315.0 333.0 360.0 380.0 385.0 368.0 440.0 420.0 1 1 1 1 504.0 482.0 574.0 548.0 1 1 1 1 1.0 1.0 1.0 1.0 .110 .110 .110 .110 for w ar d voltage (vf) @ 30 am ps peak, 8. 3 m s sine wave equal to 3. 5 volts m a xi m u m for sm ajp4ke 6. 8 to 2 00. ( e xcluding bidir ectio nal) for bi- d ir ectional constr uction, indic a te a c o r ca suffix after par t nu m b er , i.e. sm ajp4ke170ca. sy mbol s & defin i ti ons s y m b o l d e f i n i tio n s y m b o l defini tio n v wm rated stand -off voltage i pp peak pulse curr ent p pp peak pulse power v c (max ) maximum clamp i ng voltage v( br) b r e a k d o w n volta g e i t t e s t cur r e n t i d r e v e r s e leakage m i cro semi scottsdale division 8700 e. thom as rd. po bo x 139 0, scottsdale, az 85252 usa, ( 4 8 0 ) 941- 6300, fax: (480) 947-1 503 page 3 cop y right ? 200 2 6-16-2 004 rev c
m i cro semi scottsdale division 8700 e. thom as rd. po bo x 139 0, scottsdale, az 85252 usa, ( 4 8 0 ) 941- 6300, fax: (480) 947-1 503 page 4 cop y right ? 200 2 6-16-2 004 rev c w w w . mi c r o s e m i . c o m smajp4ke6.8 thru smajp4ke400ca transient voltage suppressor scottsd a l e division smajp4 ke6.8 thru s ma j p4 ke4 00c a outlin e a n d ci rcu i t figure 2 pulse wav e form for exponential surge figure 1 peak puls e power vs pulse time t l lead tempe r ature o c peak pulse power ( p pp ) of c ontinous power in percent of 25 o c rating figure 3 derating curve figure 4 p4ke t y pical ca pacitance vs breakdo w n volta ge (unipolar ) pac k ag e dim e n s io ns dim inches min / max millimeters min / max note a b c d e f g h j .078 / .115 .052 / .103 - / .005 - / .02 .030 / .060 .055 / .075 .194 / .216 .160 / .180 .100 / .110 1.98 / 2.92 1.32 / 2.61 - / .127 - / .51 .76 / 1.52 1.65 / 2.13 4.93 / 5.48 3.99 / 4.50 2.57 / 2.79 1 1 not e 1: dim e n s ion a is w i thin d o - 2 14 ba bu t h igh er t h a n d o - 2 14ac je de c outl ine s fo r l o w e r t h e r ma l re s i st a nce . s t a nda rd je de c o u t l ines . dime nsio n b is w i de r t h a n b o t h
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