smd zener diode smd zener diode s m d d io d e s s p e c ia li s t comchip v oltage 2 to 39 v olts power 200 mwatts czrf52c2 thru czrf52c39 czrf52c2 thru czrf52c39 0.1 02( 2.6 0) 0.0 95( 2.4 0) 0.0 20( 0.5 0) ty p. 0.0 51( 1.3 0) 0.0 43( 1.1 0) 0.0 35( 0.9 0) 0.0 27( 0.7 0) dim en sio ns in in ch es an d ( mi llim ete r) 10 05 (2 51 2) 0.0 12 ( 0.3 0) ty p. 0.0 20( 0.5 0) ty p. page 1 rev:a qw-a2001 features 200mw power dissipation. high v oltages from 2 ~ 39 v . designed for mounting on small surface. extremely thin/leadless package. pb free product. mechanical data case: 1005(2512)standard package molded plastic. t erminals: gold plated, solderable per mil-std-750,method 2026. polarity: indicated by cathode band. weight: 0.006 gram(approx.). operating junction a nd storage temper ature rang e parameter symbol valu e 0.9 200 -55 to +125 unit v mw forward cu rrent , surge pea k 8.3 ms single hal f sine-wav e superimp osed on rate load( jede c method ) 2.0 a maximum rating and electrical characteristics i fsm p d v f t j o c maximum forward v oltage drop at i f = 10 ma o maximum power dissipation at 25 c
smd zener diode smd zener diode s m d d io d e s s p e c ia li s t comchip page 2 rev:a qw-a2001 cz rf 52c 2 cz rf 52c 2v2 cz rf 52c 2v4 cz rf 52c 2v7 cz rf 52c 3 cz rf 52c 3v3 cz rf 52c 3v6 cz rf 52c 3v9 cz rf 52c 4v3 cz rf 52c 4v7 cz rf 52c 5v1 cz rf 52c 5v6 cz rf 52c 6v2 cz rf 52c 6v8 cz rf 52c 7v5 cz rf 52c 8v2 cz rf 52c 9v1 cz rf 52c 10 cz rf 52c 11 cz rf 52c 12 cz rf 52c 13 cz rf 52c 15 cz rf 52c 16 cz rf 52c 18 cz rf 52c 20 cz rf 52c 22 cz rf 52c 24 cz rf 52c 27 cz rf 52c 30 cz rf 52c 33 cz rf 52c 36 cz rf 52c 39 par t nu mb er ma rk ing co de z0 z1 z2 z3 z4 z5 z6 z7 z8 z9 za zb zc ze zf zg zh zj zk zm zn zp zq zr zs zt zu zv zw zx zy zz 1.9 0 2.0 9 2.2 8 2.5 7 2.8 5 3.1 4 3.4 2 3.7 1 4.0 9 4.4 7 4.8 5 5.3 2 5.8 9 6.4 6 7.1 3 7.7 9 8.6 5 9.5 0 10. 45 11 .40 12. 35 14. 25 15. 20 17. 10 19. 00 20. 90 22. 80 25. 65 28. 50 31. 35 34. 20 37. 05 min ma x 2.1 0 2.3 1 2.5 2 2.8 4 3.1 5 3.4 7 3.7 8 4.1 0 4.5 2 4.9 4 5.3 6 5.8 8 6.5 1 7.1 4 7.8 8 8.6 1 9.5 6 10. 50 11 .55 12. 60 13. 65 15. 75 16. 80 18. 90 21. 00 23. 10 25. 20 28. 35 31. 50 34. 65 37. 80 40. 95 5 i z (ma ) 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 100 100 85 83 95 95 95 95 95 78 60 40 10 8 7 7 10 15 20 20 25 30 40 50 50 55 80 80 80 80 90 90 ma x 5 i z (ma ) 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 600 600 600 500 500 500 500 500 500 500 480 400 200 150 50 50 50 70 70 90 110 110 170 170 220 220 220 250 250 250 250 300 ma x 1 i z (ma ) 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 100 100 100 75 50 25 15 10 5 5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 ma x 1 v r (v) 1 1 1 1 1 1 1 1 2 0.8 1 2 3 5 7 7.5 8.5 9 10 11 12 14 15 17 18 20 23 25 27 29 6 v z (v) zzt (oh m) zzk (oh m) ir( ua ) zen er v olta ge op era ting res ista nce ris ing ope rat ing res ista nce rev ers e cur ren t o electrical characteristics(t a = 25 c)
smd zener diode smd zener diode s m d d io d e s s p e c ia li s t comchip rating and characteristic curves ( ) czrf52c2 thru czrf52c39 rating and characteristic curves (czrf52c2 thru czrf52c39) page 3 rev:a qw-a2001 o t e m p e r a t u r e c o e f f i c i e n t , ( m v / c ) fig.1 tempera ture coefficents nominal zener volt age,volts -4 6 5 4 3 2 1 0 1 -2 -3 2 12 11 10 9 8 7 6 5 4 3 7 fig.6 typical capacit ance normal zener volt age,volts c a p a c i t a n c e , p f 0 10 20 30 40 0 50 100 150 200 250 300 350 400 0v bias 1v bias biasat 50% of v z nom o t a =25 c fig.3 effect of zener vol tage on zener impedance normall zener volt age,volts 50 1 10 1 10 100 1000 o t j =25 c i z (ac)0.1i z (dc) f=1khz d y n a m i c i m p e d a n c e , o h m i z =20ma i z =1ma i z =5ma fig.5 typical leakage current nomi nal zene r v ol ta ge,v olts 100 10 1 0.1 0.01 0.001 0.000 1 0.000 01 0 5 10 15 20 25 30 35 40 45 l e a k a g e c u r r e n t , m a o +125 c o +25 c o -55 c for war d v ol ta ge, vo lts fig.4 typical forward vol tage 0.4 1 10 100 1000 0.5 0.6 0.7 0.8 0.9 1.0 1.1 f o r w a r d c u r r e n t , m a o 2 5c o 7 5c o 1 2 5c fig.2 tempera ture coefficents nominal zener volt age,volts o t e m p e r a t u r e c o e f f i c i e n t , ( m v / c ) 100 10 50 10 1 30 20 40
smd zener diode smd zener diode s m d d io d e s s p e c ia li s t comchip 0 0.6 0.5 0.4 0.3 0.2 0.1 0 150 125 100 75 50 25 p o w e r d i s s i p a t i o n , w a t t s fig.9 steady sta te power dera ting rating and characteristic curves ( ) czrf52c2 thru czrf52c39 rating and characteristic curves (czrf52c2 thru czrf52c39) page 4 rev:a qw-a2001 o temperature( c) zene r v ol ta ge,v olts z e n e r c o r r e n t , m a zene r v ol ta ge,v olts z e n e r c o r r e n t , m a fig.7 zener vol tage versus zener current fig.8 zener vol tage versus zener current 0.01 0.1 1 10 100 0 2 4 6 8 10 12 o t a =25 c 0.01 0.1 1 10 100 10 50 30 20 40 2 2 v 2 2 v 4 2 v 7 3 3 v 3 3 v 6 3 v 9 4 v 3 4 v 7 5 v 1 5 v 6 6 v 2 6 v 8 7 v 5 8 v 2 9 v 1 1 0 1 1 o t a =25 c 1 2 1 3 1 5 1 6 1 8 2 0 2 2 2 4 2 7 3 0 3 3 3 6 3 9
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