f ea t ur e s l w ide ope r a t i ng v o l t ag e (v 1 m a ) r an g e f r o m 18 v t o 820v l fa s t r e s p on d ing t o tr a n s i en t o v e r- v ol t age . l la r ge ab s o r b i ng t r an s ien t ene r g y c ap a bi l i t y . l lo w cl a m p in g r a t i o a n d n o f o ll o w ing - on c u rr en t. g e n e r a l i n f orm a t i on l s u r ge p r o t e c t i o n i n c o n s u m e r ele c tr on i c s l s u r ge p r o t e c t i o n i n in d u s t r ia l e lec t r on i c s l r ela y and el e c tr o m a g ne t i c v a lv e s u r ge a b s o r p t io n l t r an sis t o r, d i ode , ic, t h y r i s t o r o r tr i a c s e m i c o n du c t o r p r o t e c t i o n l s u r ge p r o t e c t ion in e l e c tr o n ic ho m e a pp l ia n c e s , ga s a n d pe tr o l eu m ap p li a n c e s g e n e r a l c h a r a c t e r i s t i cs l b od y : n i c k el p la t ed l d e v ices w i t h n o le a d s : n i c k e l p la t e d l o pe r a t i n g t e m pe r a t u r e : - 40 o c t o + 85 o c l st o r age t e m pe r a t u r e : - 40 o c t o +125 o c pa r t n umb e r c ode e l e m en t d i a m e t er t y pe d : d i sk no m i na l v ar i s t or v o l t age 471 = 47 * 10 1 v v ar i s t or v o l t age t o l eran c e k = 10 % s urge s er i es no s u f f i x :st andard t y pe j: h i gh s urge t y pe 7 d 7 1 4 k j 7d series metal oxide varistors
elec t r i ca l c h a r ac t e r i s t i cs m a x . al l o w a b l e v o l ta g e m a x . e n e r g y (2ms ) m a x . c l a m p i n g v o l ta g e 8 / 20 s w i t h s ta nd i ng s u r g e cu rr e nt 8 / 20 s r ated p o wer t y p i ca l c a p ac i ta n ce r efe r e n ce) v 1ma (v) v ac (v) v dc (v) (j ) sta nd a rd i p ( a) v c (v) i ( a ) sta nd a rd ( w) @ 1 kh z ( p f) 16 ~ 20 11 14 0 . 8 2 . 5 38 250 0 . 02 350 0 20 ~ 2 4 14 18 0 . 9 2 . 5 43 250 0 . 02 280 0 24 ~ 3 0 17 22 1 . 1 2 . 5 53 250 0 . 02 220 0 30 ~ 3 6 20 26 1 . 4 2 . 5 65 250 0 . 02 180 0 35 ~ 4 3 25 31 1 . 6 2 . 5 77 250 0 . 02 145 0 42 ~ 5 2 30 38 2 . 0 2 . 5 93 250 0 . 02 115 0 50 ~ 6 2 35 45 2 . 4 2 . 5 110 250 0 . 02 105 0 61 ~ 7 5 40 56 2 . 9 2 . 5 135 250 0 . 02 97 0 74 ~ 9 0 50 65 3 . 4 10 135 1200 0 . 25 93 0 90 ~ 1 10 60 85 4 . 2 10 165 1200 0 . 25 86 0 108 ~ 1 32 75 100 5 . 0 10 200 1200 0 . 25 67 0 135 ~ 1 65 95 125 6 . 3 10 250 1200 0 . 25 49 0 162 ~ 1 98 115 150 7 . 6 10 300 1200 0 . 25 33 0 180 ~ 2 20 130 170 8 . 4 10 340 1200 0 . 25 24 0 198 ~ 2 42 140 180 9 . 2 10 360 1200 0 . 25 19 0 216 ~ 2 64 150 200 10 . 1 10 395 1200 0 . 25 16 5 243 ~ 2 97 175 225 11 . 3 10 455 1200 0 . 25 15 0 270 ~ 3 30 195 250 12 . 6 10 505 1200 0 . 25 13 5 297 ~ 3 63 210 275 13 . 9 10 550 1200 0 . 25 13 0 324 ~ 3 96 230 300 15 . 1 10 595 1200 0 . 25 12 5 351 ~ 4 29 250 320 16 . 4 10 650 1200 0 . 25 10 5 387 ~ 4 73 275 350 18 . 1 10 710 1200 0 . 25 10 0 423 ~ 5 17 300 385 19 . 7 10 775 1200 0 . 25 90 459 ~ 5 61 320 418 21 . 4 10 842 1200 0 . 25 80 504 ~ 6 16 350 460 23 . 5 10 920 1200 0 . 25 75 558 ~ 6 82 385 505 26 . 0 10 1025 1200 0 . 25 70 612 ~ 7 48 420 560 28 . 6 10 1120 1200 0 . 25 65 675 ~ 8 25 460 615 31 . 5 10 1240 1200 0 . 25 61 702 ~ 8 58 485 640 32 . 8 10 1290 1200 0 . 25 54 738 ~ 9 02 510 670 34 . 4 10 1355 1200 0 . 25 48 n o t e : t h e energ y (1 0 / 1 000 s ) i s a b o u t 1 . 4 t i m e s o f e nerg y ( 2 m s) standard type number varistor voltage 7d180k 7d220k 7d270k 7d330k 7d390k 7d470k 7d560k 7d680k 7d820k 7d101k 7d121k 7d151k 7d181k 7d201k 7d221k 7d241k 7d271k 7d301k 7d331k 7d361k 7d391k 7d431k 7d471k 7d511k 7d561k 7D621K 7d681k 7d751k 7d781k 7d821k
elec t r i ca l r a t i ngs it e m s t e s t cond i t i o n / des c r i p t i o n requ i re m en t v ar i s t or v o l t ag e t he v o l t ag e be t w een t w o t e r m i na l s w i t h t h e s pe c i f i e d m e a s ur i ng c urren t 1 m a . dc app li e d i s c a ll ed v b . t o m ee t t h e s pe c i f i ed v a l ue m a x i m u m a ll o w ab le v o l t ag e t he re c o mm ended m a x i m u m s i n e w a v e v o l t age (r m s ) or t he m a x i m u m dc v o l t age c an be app li ed c on t i nuou s l y. m a x i m u m c l a m p i ng v o l t ag e t he m a x i m u m v o l t ag e be t w een t wo t e r m i na l s w i t h t he s pe c i f i c a t i o n s t andard i m pu l s e c urren t . a pp li ed w a v e f or m : 8 / 20 s r a t ed w a t t age t he m a x i m u m a v erage po w er t ha t c an b e app li ed w i t h i n t he s pe c i f i e d a m b i en t t e m per a t ure . e nerg y t he m a x i m u m energ y w i t h i n t he v ar i st or v o l t age c hange o f 1 0 % w hen one i m pu l s e o f 1 0 / 1000 s or 2 m s i s app li ed . w i t h s t and i ng s urge curren t t he m a x i m u m c urren t w i t h i n t h e v ar i st or v o l t age c hange o f 1 0 % w i t h t he st andard i m pu l s e c urren t (8 / 20 s ) app li ed one t i m e . s urge l i f e t he c hange o f v b s ha ll b e m e a s ured a ft er t he i m pu l s e l i st e d be l o w wh i c h i s app l i ed 10 , 00 0 t i m e s c on t i nuo u s l y w i t h t h e i n t er v a l o f t e n s e c ond s a t ro o m t e m pera t ure . 7 s er i e s 180 k t o 680 k 15 a (8 / 20 s ) 820 k t o821 k 50 a (8 / 20 s ) vb vb 10% t 1 t t 2 30% m a x. t i b c o 1 1 .0 0 .9 0 .5 0 .1 0 .0 t1 = 1.25*t =8 s 20 % t2 = 20 s 20 %
s o l d e r i ng r e c omm e nd a t i on w a v e lead f r e e s o l d e r i ng r ecom m enda t i on it e m cond i t i on s p ea k t e m pera t ure 265 o c d i pp i ng t i m e 10 s e c ond s ( m a x . ) s o l der i ng 1 t i m e r ecomm e nda t i on r e w o r k i n g c ond iti o n s w it h s o l de r i ng i r on it e m cond i t i on s t e m pera t ure o f s o l der i ng i ron- t ip 360 o c ( m a x . ) s o l der i ng t i m e 3 s e c ond s ( m a x . ) d i st a n c e f r o m v ar i s t or 2 mm ( m i n . ) d i m e n s i ons t a b l e 1 s y m bo l m i l l i m ete r s i n c h e s h( m ax . ) 12 . 0 0 . 472 l ( m i n . ) 15 . 0 0 . 591 d( m ax . ) 9 . 0 0 . 354 d1( 1 . 0) 5 . 0 0 . 197 t ( m ax . ) t ab l e 2 d( 0 . 1 ) 0 . 6 0 . 024 p a c k ag i ng q ua n t i t y: 1000p c s/ ba g t a b l e 2--- t ( m ax . ) m od e l m i l l i m ete r s i n c h e s m od e l m i l l i m ete r s i n c h e s 180 k ~ 390 k 5 . 5 0 . 217 331 k ~ 391 k 7 . 5 0 . 295 470 k ~ 680 k 6 . 0 0 . 236 431 k ~ 561 k 8 . 0 0 . 315 820 k ~ 151 k 6 . 5 0 . 256 621 k ~ 781 k 8 . 5 0 . 335 181 k ~ 271 k 7 . 0 0 . 276 821 k 9 . 0 0 . 354 t i m e ( m i n u t e s) 0 0 . 5 1 1 . 5 2 2 . 5 3 3 . 5 4 30 0 25 0 20 0 15 0 10 0 5 0 0 t e mp e r a t u r e( c ) p r ehea t i ng m a x i m u m w a v e 265 c s o l de r i ng coo li ng
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