50 watt zener diodes scottsd a l e division 1n3305 thru 1n3350b a n d 1n4 5 4 9 b t hr u 1n4 556 b w w w . mi c r o s e m i . c o m 1 n 3 3 0 5 ? 1 n 3 3 5 0 b 1 n 4 5 4 9 b ? 1 n 4 5 5 6 b 3 5 0 b 1 n 4 5 4 9 b ? 1 n 4 5 5 6 b descripti on appeara n c e these high p o we r 50 w z ener di ode s repre s e n ted b y the jedec regi stered 1 n 3305 thru 1n3350b an d 1 n 45 49 thru 1 n 45 56b se rie s provid e voltage reg u l a tion in a sel e ction ove r a 3.9 v to 200 v broad rang e of voltages. th ey may be operated u p to 50 w with a d equate mo unt ing and heat sin k in g with their lo w thermal resi st ance. these zene rs a r e al so available in jan, jantx, jantxv milit ary qualifications. micro s e m i also offers n u merous oth e r ze ner p r od uct s to meet highe r and lower po wer appli c ation s . do- 5 (do-203ab) import a n t : f o r the most cur r e n t data, consult mi c r os e m i ? s w e bsite: http:// www .microsemi.com features a p p l i c at ions / be ne fi ts ? jedec reg i ste r ed 1n 330 5 thr u 1n3 3 5 0 b an d 1n4 549 thr u 1 n 45 56b ? internal so ld er bon d constructi on ? hermetica ll y s eal ed ( w e l d ed) ? z ener volta ge 3.9v to 200v. ? also ava ila bl e i n jan, jant x, and jant xv qua lificati ons p e r mil-prf - 19 500/3 58 b y a d d in g the jan, jant x, or jant xv prefi x es to part numb e rs for de sired l e vel of s c reen ing; (e.g. jant x1n3 305 b, jan t xv1n 331 8b, etc. ? standar d po lari t y is an ode to c a se ? revers e pol arit y w i th cat hod e to case b y desi gnati ng r suffix i n part nu mber, e.g. 1n3 305 rb, etc. ? cons ult factor y for surface mount equ iva l ents ? reg u lates v o ltage ov er a bro ad op erati ng current an d temperatur e rang e ? standar d volta ge toler anc es are + / - 5% w i t h b suffix, + / -10% w i t h an a suffi x, and + / -20% w i th no suffix ? cons ult factor y for + / -2% or +/-1% w i th a c o r d suffix respectively ? revers e pol arit y av ail abl e ? nons ensitiv e to esd per mil - st d-750 method 102 0 ? inhere n tl y r adi ation h a rd as d e scrib ed in microsemi micr onote 0 5 0 max i mu m rat ing s mechan ic al an d pa ckagin g ? junctio n & storage t e mperatu r es: -65 o c to + 175 o c ? dc po w e r d i ss ipati on: 50 w a t t s at t c < 75 o c ? po w e r derating: 0.5 w/ o c above 75 o c ? f o r w a r d vo ltag e @ 10 a: 1.5 volts ? t h ermal resis t ance: 2.0 o c/w max i m u m juncti on to he xago nal base (1 .5 o c/w typic a l) ? sold er temper atures: 260 o c for 10 s (max ) ? case: industry stan dard do -5 (do-203ab ) , 11/16 i n ch h e x ago nal stu d w i t h 1/4-28 thr ead s w e ld ed h e rmeti call y se ale d metal an d gl ass ? f i nish: all external surfac es are corrosi on resistant an d termina l sol der abl e. ? polarit y : stand ard po larit y units are con n e cted ano de to case. reverse po lar i t y (cath ode to case) is indic a ted b y suffix r i n part number ? w e igh t : 15 grams ? mount ing hardware: consult factory for optio nal i n su lat o r, bushi ng, sol der termin a l, w a sh ers and n u t ? see pack a g e d i mensi ons o n l a st page 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 3 11-12- 2003 re v a
50 watt zener diodes scottsd a l e division 1n3305 thru 1n3350b a n d 1n4 5 4 9 b t hr u 1n4 556 b w w w . mi c r o s e m i . c o m 1 n 3 3 0 5 ? 1 n 3 3 5 0 b 1 n 4 5 4 9 b ? 1 n 4 5 5 6 b *electric a l ch ara cteri s tic s @ 30 o c case tempe r ature ma x . d y na m i c imped a n ce (n ote 3 ) ? m a x. reverse curren t ** i r (max ) @ v r jedec type no . (no t e 1) nomin a l zener vo lt a g e v z @ i zt volts (no t e 2) ? zener test curren t ( i zt ) m a ? z zt @ i zt ohms z zk @ i zk = 5 m a ohms m a x. dc zener curren t ( i zm ) ma a vo lts typic a l temp. coef f. vz %/ o c ?1n4549b ?1n4550b ?1n4551b ?1n4552b ?1n4553b ?1n4554b 1n4555b 1n4556b 3.9 4.3 4.7 5.1 5.6 6.2 6.8 7.5 3,200 2,900 2,650 2,450 2,250 2,000 1,850 1,650 0.16 0.16 0.12 0.12 0.12 0.14 0.16 0.24 400 500 600 650 900 1,000 200 100 11,900 10,650 9,700 8,900 8,100 7,300 6,650 6,050 150 150 100 20 20 20 10 10 0.5 0.5 1.0 1.0 1.0 2.0 2.0 3.0 -0.046 -0.033 -0.015 +/-0.010 +0.030 +0.049 +0.053 +0.057 ?1n3305b ?1n3306b ?1n3307b ?1n3308b ?1n3309b ?1n3310b 6.8 7.5 8.2 9.1 10.0 11.0 1,850 1,700 1,500 1,370 1,200 1,100 0.20 0.30 0.40 0.50 0.60 0.80 70 70 70 70 80 80 6,600 5,900 5,200 4,800 4,300 3,900 300 125 50 25 25 10 4.5 5.0 5.4 6.1 6.7 8.4 0.040 0.045 0.048 0.050 0.055 0.060 ?1n3311b ?1n3312b 1n3313b ?1n3314b ?1n3315b 1n3316b 12.0 13.0 14.0 15.0 16.0 17.0 1,000 960 890 830 780 740 1.00 1.10 1.20 1.40 1.60 1.80 80 80 80 80 80 80 3,800 3,300 3,000 2,800 2,650 2,500 10 10 10 10 10 10 9.1 9.9 11.4 11.4 12.2 13.0 0.065 0.065 0.070 0.070 0.070 0.075 ?1n3317b 1n3318b ?1n3319b ?1n3320b ?1n3321b 1n3322b 18.0 19.0 20.0 22.0 24.0 25.0 700 660 630 570 520 500 2.00 2.20 2.40 2.50 2.60 2.70 80 80 80 80 80 90 2,300 2,200 2,100 1,900 1,750 1,550 10 10 10 10 10 10 13.7 13.7 15.2 16.7 18.2 18.2 0.075 0.075 0.075 0.080 0.080 0.080 ?1n3323b ?1n3324b ?1n3325b ?1n3326b ?1n3327b ?1n3328b 27.0 30.0 33.0 36.0 39.0 43.0 460 420 380 350 320 290 2.80 3.00 3.20 3.50 4.00 4.50 90 90 90 90 90 90 1,500 1,400 1,300 1,150 1,050 975 10 10 10 10 10 10 20.6 22.8 25.1 27.4 29.7 32.7 0.085 0.085 0.085 0.085 0.090 0.090 1n3329b ?1n3330b 1n3331b ?1n3332b 1n3333b ?1n3334b 45.0 47.0 50.0 51.0 52.0 56.0 280 270 250 245 240 220 4.50 5.00 5.00 5.20 5.50 6.00 100 100 100 100 100 110 930 880 830 810 790 740 10 10 10 10 10 10 32.7 35.8 38.8 38.8 42.6 42.6 0.090 0.090 0.090 0.090 0.090 0.090 ?1n3335b ?1n3336b ?1n3337b ?1n3338b ?1n3339b ?1n3340b 62.0 68.0 75.0 82.0 91.0 100.0 200 180 170 150 140 120 7.00 8.00 9.00 11.00 15.00 20.00 120 140 150 160 180 200 660 600 540 490 420 400 10 10 10 10 10 10 47.1 51.7 56.0 62.2 69.2 76.0 0.090 0.090 0.090 0.090 0.090 0.090 1n3341b ?1n3342b ?1n3343b ?1n3344b 1n3345b ?1n3346b 105.0 110.0 120.0 130.0 140.0 150.0 120 110 100 95 90 85 25.00 30.00 40.00 50.00 60.00 75.00 210 220 240 275 325 400 380 365 335 310 290 270 10 10 10 10 10 10 83.0 83.0 91.2 99.8 114.0 114.0 0.095 0.095 0.095 0.095 0.095 0.095 ?1n3347b 1n3348b ?1n3349b ?1n3350b 160.0 175.0 180.0 200.0 80 70 68 65 80.00 85.00 90.00 100.00 450 500 525 600 250 230 220 200 10 10 10 10 121.6 121.6 136.8 152.0 0.095 0.095 0.095 0.100 *j ede c regis t ered data. **not j e dec data. ?have jan a nd jantx an d txv qualification s to mil-s-1 950 0/35 8. 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 ?
50 watt zener diodes 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 ? w w w . mi c r o s e m i . c o m scottsd a l e division 1n3305 thru 1n3350b a n d 1n4 5 4 9 b t hr u 1n4 556 b 1 n 3 3 0 5 ? 1 n 3 3 5 0 b 1 n 4 5 4 9 b ? 1 n 4 5 5 6 b 3 5 0 b 1 n 4 5 4 9 b ? 1 n 4 5 5 6 b see further n o tes on follo wing pag e see further n o tes on follo wing pag e notes : 1. w hen using jedec number s an r suffix sho u ld be used to si gnif y reversed po larity. the suffi xes a and b indicate toleran ces notes : 1. w hen using jedec number s an r suffix sho u ld be used to si gnif y reversed po larity. the suffi xes a and b indicate toleran ces of 10% a nd 5% respectively . n o suffix or just r d enotes +/-20 % to lerance. exampl e: 1n3319 rb is a reversed p o larit y , of 10% a nd 5% respectively . n o suffix or just r d enotes +/-20 % to lerance. exampl e: 1n3319 rb is a reversed p o larit y , 20 volt unit having a +/-5% tole r ance on zene r v o ltage. 20 volt unit having a +/-5% tole r ance on zene r v o ltage. 2. zener voltag e ( v z ) is measur ed with junction in ther mal equilibr i um w i th 30 o c stud te mperatu r e. 2. zener voltag e ( v z ) is measur ed with junction in ther mal equilibr i um w i th 30 o c stud te mperatu r e. 3. the ze ner imped ance is derived from the 60 c y cle ac voltage, w h ich results w h e n an ac current having an rms value eq ual to 10% of the dc zener curr ent (i zt or i zk ) is superimpo sed on i zt or i zk . zener imped ance is measured at 2 points to ensur e a sharp knee on th e breakdo w n cu r v e and to eliminate unstable uni ts. a curve show in g the variation of zener impedance vs. zener curren t for three re presentat ive ty pes is sho w n in figure 2. al so see microsemi micronote 202. 3. the ze ner imped ance is derived from the 60 c y cle ac voltage, w h ich results w h e n an ac current having an rms value eq ual to 10% of the dc zener curr ent (i zt or i zk ) is superimpo sed on i zt or i zk . zener imped ance is measured at 2 points to ensur e a sharp knee on th e breakdo w n cu r v e and to eliminate unstable uni ts. a curve show in g the variation of zener impedance vs. zener curren t for three re presentat ive ty pes is sho w n in figure 2. al so see microsemi micronote 202. outlin e a n d ci rcu i t rated po w e r dissipation - w a tts stud tempe r atur e o c figure 1 powe r de rati n g cu rv e figure 2 typical ze ner impedan ce vs. zener cu rren t pac k ag e dim e n s io ns a l l d i m e n s i o n s i n : i n c h mm
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