low volta g e avalanc he 500 mw zener diodes do-35 scottsd a l e division 1n5518b thru 1n5546b-1 do-35 w w w . mi c r o s e m i . c o m 1n5 518 b - 1 n 55 46 b-1, do-35 descripti on appeara n c e the 1 n 55 18 thru 1 n 55 4 6 se rie s of 0.5 watt ze ner volta g e reg u lators provide s a se lection from 3 . 3 to 33 volts in standa rd 5 % tolerances as well a s tighter tolera nce s identifie d by differen t suffix letter s on the pa rt number. these gla s s axial-lea ded do -35 z ene rs are al so av ailable with a n intern al- metallurgical-bond option by addin g a ?-1? suffix. th is type of bo nded z ene r packa ge con s tru c tion i s available i n jan, jantx , and jant xv military qualifications to mil-prf-1950 0/437. mi crosemi al so offers nu mero us oth e r zene r pro d u c ts to meet hig her an d lower powe r appli c ations. do-35 (do-204ah) 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 551 8 thr u 1n5 5 4 6 ? internal meta ll urgic a l bo nd o p tion av ail a b l e b y add ing a ?-1? suffix ? also ava ila bl e i n jan, jant x, and jant xv qua lificati ons p e r mil-pr f - 19 500/4 37 b y a d d in g the jan, jant x, or jant xv prefixes to p a rt nu mbers for desire d lev e l of screen in g as w e ll as ?1? suffix; (e.g. jant x1n 551 8b-1, jan t xv1n55 46d- 1 , etc.) ? militar y surfac e mount ava i l a ble i n do-213 aa packa ge o u tlin e b y add in g a ur-1 suffi x in add ition to the jan, jant x, and jan t xv prefix; e.g . jant x1n5 518 bur-1 (se e se parate d a ta sh eet) ? commerci a l s u rface mou n t a l so ava ila ble i n separ ate data sheet as 1n 55 18ur to 1 n 55 46bu r i n d o -2 13 aa pa cka ge (co n s ult factory for others) ? do-7 glass body ax ial-lead ed zener equ ivalents are also av ail abl e ? reg u lates v o ltage ov er a bro ad op erati ng current and temperature r ang e ? guarante ed vo ltage re gul atio n ( ? v z ) from i zl to i zt ? voltag e sel e cti on from 3.3 to 33 v ? standar d volta ge toler anc es are pl us/minus 5% w i th a ?b? suffix ? t i ght tolerance s avail abl e in p l us or min u s 2 % or 1% w i th c or d suffix respectively ? f l exibl e a x i a l-l ead mo unti ng termina ls ? nons ensitiv e to esd per mil - st d-750 method 1 0 2 0 ? minima l cap a ci tance (see f i g u re 3) ? inhere n tl y r adi ation h a rd as d e scrib ed in mic r osemi micronote 050 max i mu m rat ing s mechan ic al an d pa ckagin g ? operatin g an d storage temp e r ature: -65 o c to + 175 o c ? t hermal resist ance: 25 0 o c/w junction to l ead at 3/8 (10 mm) lead length from body , or 310 o c/w juncti on to amb i ent w h en mo u n ted on f r 4 p c boar d (1 oz cu) w i th 4 mm 2 copper pads a nd track w i dth 1 mm, length 25 mm ? stead y-state p o w e r: 0.5 w a tts at t l < 50 o c 3/8 inch (10 mm) from body or 0.48 w at t a < 25 o c w hen mounte d on f r 4 pc bo ard a s describ ed for thermal resistanc e ab o v e (see f i gur e 2 for deratin g) ? f o r w a r d vo ltag e @20 0 ma: 1.1 volts ? sold er t e mperatures: 260 o c for 10 s (max ) ? case: hermetically sealed ax ial-lead glass do-35 (do-204a h) p a ckag e ? t e rminals: lea ds, tin-le ad plated so ld era b le p e r mil-st d-750, method 2 0 2 6 ? polarit y : c a thod e in dicate d b y ban d w h e r e dio de is to be o perate d w i th th e ban de d en d positiv e w i th re spect to the op posite e nd for z ener regulation ? marking: part number ? t ape & reel optio n: standa rd per eia-296 (add ?t r? suffix to part number) ? w e igh t : 0.2 grams ? 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 b
low volta g e avalanc he 500 mw zener diodes do-35 scottsd a l e division 1n5518b thru 1n5546b-1 do-35 w w w . mi c r o s e m i . c o m 1n5 518 b - 1 n 55 46 b-1, do-35 elec tric al ch ara cteri s tic s (t a = 25 o c unless other wise noted. b a sed on dc measurement s at thermal equ ilibrium; v f = 1.1 max @ if = 200 ma for a l l types.) m a x. reverse l e a k a g e current (note 4) v r ? volts jedec type num ber (note 1) nom i n a l zener volta g e v z @ i zt (note 2) volts test current i zt ma d c m a x. zener impeda nce b-c-d suffi x z zt @ i zt (note 3) oh m s i r ad c non & a - suffix b-c-d suffix b-c-d suffix ma x i mu m dc zener current i zm (note 5) ma d c b-c-d suffi x m a x. noise densi t y at i z = 250 a n d regul a tion fa c t o r ? v z (note 6) volts low v z current i zl (note 6) ma d c 1n5518 1n5519 1n5520 1n5521 1n5522 3.3 3.6 3.9 4.3 4.7 20 20 20 20 10 26 24 22 18 22 5.0 3.0 1.0 3.0 2.0 0.90 0.90 0.90 1.0 1.5 1.0 1.0 1.0 1.5 2.0 115 105 98 88 81 0.5 0.5 0.5 0.5 0.5 0.90 0.90 0.85 0.75 0.60 2.0 2.0 2.0 2.0 1.0 1n5523 1n5524 1n5525 1n5526 1n5527 5.1 5.6 6.2 6.8 7.5 5.0 3.0 1.0 1.0 1.0 26 30 30 30 35 2.0 2.0 1.0 1.0 0.5 2.0 3.0 4.5 5.5 6.0 2.5 3.5 5.0 6.2 6.8 75 68 61 56 51 0.5 1.0 1.0 1.0 2.0 0.65 0.30 0.20 0.10 0.05 0.25 0.25 0.01 0.01 0.01 1n5528 1N5529 1n5530 1n5531 1n5532 8.2 9.1 10.0 11.0 12.0 1.0 1.0 1.0 1.0 1.0 40 45 60 80 90 0.5 0.1 0.05 0.05 0.05 6.5 7.0 8.0 9.0 9.5 7.5 8.2 9.1 9.9 10.8 46 42 38 35 32 4.0 4.0 4.0 5.0 10 0.05 0.05 0.10 0.20 0.20 0.01 0.01 0.01 0.01 0.01 1n5533 1n5534 1n5535 1n5536 1n5537 13.0 14.0 15.0 16.0 17.0 1.0 1.0 1.0 1.0 1.0 90 100 100 100 100 0.01 0.01 0.01 0.01 0.01 10.5 11.5 12.5 13.0 14.0 11.7 12.6 13.5 14.4 15.3 29 27 25 24 22 15 20 20 20 20 0.20 0.20 0.20 0.20 0.20 0.01 0.01 0.01 0.01 0.01 1n5538 1n5539 1n5540 1n5541 1n5542 18.0 19.0 20.0 22.0 24.0 1.0 1.0 1.0 1.0 1.0 100 100 100 100 100 0.01 0.01 0.01 0.01 0.01 15.0 16.0 17.0 18.0 20.0 16.2 17.1 18.0 19.8 21.6 21 20 19 17 16 20 20 20 20 20 0.20 0.20 0.20 0.25 0.30 0.01 0.01 0.01 0.01 0.01 1n5543 1n5544 1n5545 1n5546 25.0 28.0 30.0 33.0 1.0 1.0 1.0 1.0 100 100 100 100 0.01 0.01 0.01 0.01 21.0 23.0 24.0 28.0 22.4 25.2 27.0 29.7 15 14 13 12 20 20 20 20 0.35 0.40 0.45 0.50 0.01 0.01 0.01 0.01 notes : 1. to le rance a nd vo l t ag e desig n ati o n ? the jedec t y pe numbers sho w n are +/-20 % w i th guarantee d limits for onl y v z , i r , a nd v f . units w i th a suffix are +/-1 0% w i th guarantee d limits for v z , i r , and v f . units w i th gu ar anteed limits for all six parameter s are indicated by a b suffix fo r +/ -5.0% u n its, c suffix for +/- 2 .0 % and d suffi x fo r +/-1.0 %. 2. zener v o lta g e (v z ) measurement ? nominal zener voltage is measured w i th the device junction in thermal equilibri um w i th am bient tem perature of 25 o c. 3. zener impeda nce (z z ) meas urement ? the zener imped ance is derived from the 60 hz ac voltage, w h ic h re sults w hen an ac current having a n rms value equa l to 10% of the dc zener c u rrent (i zt ) is sup e rimposed on i zt . 4. reverse leakag e current (i r ) ? reverse leakage currents are gua ranteed a nd are measured at v r as show n o n the table. 5. maximum regulat o r cu rr ent (i zm ) ? the ma ximum current sho w n is as show n in mi l-p r f-19 500/437. 6. maximum regulati on fa ctor ( ? ? 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 ?
low volta g e avalanc he 500 mw zener diodes do-35 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 1n5518b thru 1n5546b-1 do-35 1n5 518 b - 1 n 55 46 b-1, do-35 circu it a n d gr a p h s noise density , (n d ) is specified in microvolts rms p e r square-r oot-h ertz ( figure 1 t l ? lead temper ature ( o c ) 3/8? f r om bod y zener v o lta g e v z nois e dens ity meas urement circuit or t a on fr4 pc board figure 3 figure 2 ? po wer de ratin g curve cap a cita nce vs. zener vol t age (typical) pac k ag e dim e n s io ns all dimensi o n s i n : i n c h mm figure 4 zene r dio de cha r a c teri stic s and symbol identification
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