smaj5913b thru smaj5942b 1.5 watt zener diode 3.3 to 51 volts features low zener impedance low regulation factor v z C tolerance: 5% for surface mount applications maximum ratings junction temperature: 150 storage temperature: -65 to +175 1.5 watt dc power dissipation thermal resistance junction to lead : 50 /w 0.0 70" 0.0 90 ? 0.058 ? suggested solder pad layout ma x mi n mi n do-214ac (smaj)( lead frame) dimensions inches mm dim min max min max note a .079 .096 2.00 2.44 b .050 .064 1.27 1.63 c .002 .008 .05 .20 d --- .02 --- .51 e .030 .060 .76 1.52 f .065 .091 1.65 2.32 g .189 .220 4.80 5.59 h .157 .181 4.00 4.60 j .090 .115 2.25 2.92 h j e f g a b d c
omp onents 20736 marilla street chatsworth
(t l 75 ) 1 of 5 forward voltage @ 200ma: 1.5 volts m c c tm micro commercial components www. mccsemi .com revision: a 2011/01/01 ? lead free finish/rohs compliant (note1) ("p"suffix designates compliant. see ordering information) note: 1. high temperature solder exemptions applied, see eu directive annex 7. epoxy meets ul 94 v-0 flammability rating moisture sensitivity level 1
electrical characteristics @25 c zener voltage v z (1) test current i zt maximum dynamic impedance z zt @ i zt knee current i zk knee impedance z zk maximum reverse current i r reverse voltage v r mcc part number volts ma ohms ma ohms a volts device marking smaj5913b thru smaj5942b smaj5918b 5.1 73.5 4.0 1.0 350 2.5 2.0 18b smaj5919b 5.6 66.9 2.0 1.0 250 2.5 3.0 19b smaj5920b 6.2 60.5 2.0 1.0 200 2.5 4.0 20b smaj5921b 6.8 55.1 2.5 1.0 200 2.5 5.2 21b smaj5922b 7.5 50.0 3.0 0.5 400 2.5 6.0 22b smaj5923b 8.2 45.7 3.5 0.5 400 2.5 6.5 23b smaj5924b 9.1 41.2 4.0 0.5 500 2.5 7.0 24b smaj5925b 10 37.5 4.5 0.25 500 0.5 8.0 25b smaj5926b 11 34.1 5.5 0.25 550 0.5 8.4 26b smaj5927b 12 31.2 6.5 0.25 550 0.5 9.1 27b smaj5928b 13 28.8 7.0 0.25 550 0.5 9.9 28b smaj5929b 15 25.0 9.0 0.25 600 0.5 11.4 29b smaj5930b 16 23.4 10.0 0.25 600 0.5 12.2 30b smaj5931b 18 20.8 12.0 0.25 650 0.513.7 31b smaj5932b 20 18.7 14.0 0.25 650 0.515.2 3 2b smaj5933b 22 17.0 17.5 0.25 650 0.5 16.7 33b smaj5934b 24 15.6 19.0 0.25 700 0.5 18.2 34b smaj5935b 27 13.9 23.0 0.25 700 0.5 20.6 35b smaj5936b 30 12.5 28.0 0.25 750 0.5 22.8 36b smaj5937b 33 11.4 33.0 0.25 800 0.5 25.1 37b smaj5938b 36 10.4 38.0 0.25 850 0.5 27.4 38b smaj5939b 39 9.6 45.0 0.25 900 0.5 29.7 39b smaj5940b 43 8.7 53.0 0.25 950 0.5 32.7 40b smaj5941b 47 8.0 67.0 0.25 smaj5942b 51 7.3 70.0 0.25 1) based on dc-measurement at thermal equilibrium while maintaining the lead temperature(t l ) at 30 , 9.5mm(3/8??) from the diode body. 2 of 5 m c c tm micro commercial components www. mccsemi .com revision: a 2011/01/01 smaj5913b 3.3 smaj5914b 3.6 smaj5915b 3.9 96.1 7.5 1.0 500 smaj5916b 4.3 87.2 6.0 1.0 500 2.5 1.0 16b smaj5917b 4.7 79.8 5.0 1.0 500 2.5 1.5 17b 104.2 9.0 1.0 500 35.5 1.0 14b 113.6 10.0 1.0 500 50.0 1.0 13b 12.5 1.0 15b 1000 0.5 35.8 4 1 b 1100 0.5 38.8 42b
smaj5913b thru smaj5942b 3 of 5 vz reverse zener voltage @ i zt i zt reverse current z zt maximum zener impedance @ i zt i zk reverse current z zk maximum zener impedance @ i zk i r reverse leakage current @ v r v r breakdown voltage i f forward current v f forward voltage @ i f figure 1. zener voltage regulator figure 2. steady state power derating figure 3. vz C 3.3 thru 10 volts figure 4. zener voltage C 3.3 to 12 volts figure 5. zener voltage C 14 to 43 volts lead temperature ( c) o power dissipation, watts 3.0 2.5 2.0 1.5 1 . 0 0. 5 0 125 100 75 50 25 0 150 t l m c c tm micro commercial components www. mccsemi .com characteristics (t j =25 unless otherwise specified) symbol parameter revision: a 2011/01/01
smaj5913b thru smaj5942b 4 of 5 figure 6. effect of zener voltage figure 7. capacitance curve figure 8. typical pulse rating curve figure 9. pulse waveform figure 10. pulse waveform m c c tm micro commercial components www. mccsemi .com revision: a 2011/01/01
5 of 5 m c c tm micro commercial components www. mccsemi .com revision: a 2011/01/01 3 device packing part number-tp tape&reel: 7. 5 k p c s / r e e l ordering information : *** i m p o r t a n t n o t ic e * ** m i c r o c o m m e r c i a l c o m p on e n ts c o r p . r e s e rve s t h e r i g h t t o m a k e c h a n g e s w i t ho u t f u r t h e r no t i c e t o a n y p r o d u c t h e r e i n t o m a k e c o rr e c t i o n s , m o d i f i c a t i o n s , e n h a n c e m e n t s , i m pr o v e m e n t s , o r o t h e r ch a n g e s . m i c r o c o m m e r c i a l c o mp o n e n ts c o r p . d o e s n o t a s s u m e a n y l i a b i l i t y a r i s i n g ou t o f t h e a p p l i c a t i on o r u s e o f a n y p r o d uc t d e sc r i be d h e r e i n ; n e i t h e r d o e s i t c o n v e y a n y li c e n s e un der i t s p a t e n t r i g h t s , n o r t h e r i g h t s o f o t h e r s . t h e u s e r o f pr o d uc t s i n s u c h a p p l i c a t i o n s sh a l l a ss u m e a l l r i s k s o f su c h u s e a n d w ill a g r ee t o h o l d m i c r o c o mm er c i a l c o m p o n e n t s c o r p . a n d a ll t h e c o m p a n i e s w ho s e p r o d u c t s a r e r e p r e s e n t ed o n ou r w e b s i t e , h a r m l e s s a g a i n s t a l l d a m a g e s. * * * l i f e s u p p o r t *** m c c ' s pr o d uc t s a r e n o t a u t h o r iz ed f o r u s e a s c r i t i c a l c o m p o n e n t s i n l i f e s u pp o r t d e v i c e s o r s y s t e m s w i t h ou t t h e e x pre ss wr i tt e n a p p r o v a l o f m i c r o c o mm e r c i a l c o m p o n e n t s c o rp o r a t i o n. * * * c u s t o m e r a w a r e n e ss*** c o un t e r f e i t i n g o f s e m i c o n d u c t o r p a r t s i s a gr o w i n g p r o b l e m i n t h e i n d u s t ry . m i c r o c o mm e r c i a l c o m p o n e n t s ( m cc ) i s t a k i n g s t r o n g m e a su r e s t o p r o t e c t ou r s e l v e s a n d o u r cu s t o m e r s f r o m t h e pr o l i f e r a t i on o f c o u n t e r f e i t p a r t s . m c c s t r o n g l y e nc o u r a g e s c u s t o m e r s t o p u r c h a s e m c c p a r t s e i t h e r d i r e c t l y f r o m m c c o r f r o m a u t ho r i z e d m c c d i s t r i b u t o r s w ho a r e l i s t e d b y c o u n t r y o n o u r w e b p a g e c i t ed below . p r o d uc t s c us t o m e r s b u y e i t h e r f r o m m c c d i r e c t l y o r f r o m a u t ho r i z e d m cc d i s t r i b u t o r s a r e g e n u i n e p a r t s , h a v e f ul l t r a c e a b il i t y , m e e t m c c ' s q u a l i t y s t a n d a r d s f o r h a n d li n g a n d s t o r a g e . m c c wi l l n o t p r o v i d e a n y w a rr a n ty c o v e r a g e o r o t h e r a s s i s t a n c e f o r p a r ts b o u g h t f r o m u n a u t h o r i z e d s o u r c e s. m c c i s c o m m i t t e d t o c o m b a t t h i s g l o b a l pr o b l e m a n d e n c ou r a g e o u r c u s t o m e r s t o d o t h e i r p a r t in s t o p p i n g t h i s p r a c t i c e b y b u y i n g d i r e c t o r f r o m a u t h o r i z ed d i s t r i b u t o r s.
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