1.2 v 1SMAF4728A thru 1smaf4777a zener diodes zener voltage: 3.3-330v peak pulse power: 1w case: terminals : solderable per mil-std 750, method 2026 weight : 0.002 ounce,0.07 gram feature mechanical data maximum ratings and electrical characteristics symbols units value ratings at 25 c ambient temperature unless otherwise specified. mdd catalog number power dissipation at t l =75 o c, p d 1.0 w v f storage temperature range t s -55 to + 150 o c small plastic package suitable for surface mounted design. smaf dimensions in inches and (millimeters) smaf cathode band top view 0.130(3.3) 0.146(3.7) 0.193(4.90) 0.173(4.40) 0.106(2.70) 0.094(2.40) 0.051(1.30) 0.063(1.60) 0.051(1.30) 0.043(1.10) 0.0091(0.23) 0.0071(0.18) 0.051(1.30) 0.039(1.0) forward voltage at i =200ma f junction temperature range t j -55 to + 150 o c f i g . 1 m a x i m u m c o n t i n u o u s p o w e r d e r a t i n g 0 . 2 0 . 4 0 . 6 0 . 8 1 . 0 1 . 2 0 . 0 2 5 5 0 7 5 1 0 0 1 2 5 1 5 0 1 7 5 p o w e r d i s s i p a t i o n ( w ) t c ) l , l e a d t e m p e r a t u r e ( p . c . b . m o u n t e d o n 0 . 2 x 0 . 2 " ( 5 x 5 m m ) c o p p e r a r e a s p a d s .
c h a r a c t e r i s t i c s a t t a = 2 5 c 1 v z t i s t e s t e d w i t h p u l s e s ( 2 0 m s ) ty p e m a r k i n g z e n e r vo l t a g e r a n g e 1 v z t a t i z t i z t d y n a m i c i m p e d a n c e r e v e r s e c u r r e n t z z t a t i z t i r a t v r m a x ( ) m a x a v n o m v m i n v m a x v ( m a ) a d m i s s i b l e z e n e r c u r r e n t i z m ( m a ) 5 . 1 5 . 6 6 . 2 7 . 5 8 . 2 9 . 1 1 0 1 1 1 2 1 3 1 5 1 6 1 8 2 0 2 2 2 4 2 7 3 0 3 3 3 6 6 . 8 3 9 4 . 8 4 5 . 3 2 5 . 8 6 7 . 1 2 7 . 7 9 8 . 6 0 9 . 5 0 1 0 . 4 1 1 . 4 1 2 . 4 1 3 . 8 1 5 . 2 1 6 . 8 1 9 . 0 2 0 . 8 2 2 . 8 2 5 . 3 2 8 . 2 3 1 . 3 3 4 . 2 6 . 4 6 3 7 . 2 5 . 3 6 5 . 9 2 6 . 5 1 7 . 8 8 8 . 6 7 9 . 5 9 1 0 . 5 1 1 . 6 1 2 . 6 1 4 . 1 1 5 . 8 1 7 . 1 1 9 . 2 2 1 . 2 2 3 . 3 2 6 . 0 2 8 . 9 3 2 . 0 3 4 . 9 3 7 . 9 7 . 1 8 4 1 . 5 4 9 4 5 4 1 3 4 3 1 2 8 2 5 2 3 2 1 1 9 1 7 1 6 1 4 1 3 1 2 1 1 9 . 5 8 . 5 7 . 5 7 . 0 3 7 6 . 5 7 . 0 5 . 0 2 . 0 4 . 0 4 . 5 5 . 0 7 . 0 8 . 0 9 . 0 1 0 1 4 1 6 2 0 2 2 2 3 2 5 3 5 4 0 4 5 5 0 3 . 5 6 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 5 5 5 5 5 5 5 5 5 5 5 5 1 0 5 1 2 3 5 6 7 7 8 9 1 0 1 1 1 2 1 3 1 5 1 7 1 8 2 1 2 3 2 5 2 7 4 3 0 5 3 . 6 3 . 9 4 . 3 4 . 7 3 . 4 0 3 . 7 0 4 . 0 6 4 . 5 0 3 . 8 0 4 . 1 0 4 . 5 6 4 . 9 3 6 9 6 4 5 8 5 3 1 0 9 . 0 9 . 0 8 . 0 1 0 0 5 0 2 5 1 0 1 1 1 1 3 . 3 3 . 1 0 3 . 5 0 7 5 1 0 1 0 0 1 3 0 0 3 3 0 6 4 . 6 7 1 . 2 7 7 . 9 9 5 . 0 1 0 4 1 1 4 1 2 5 1 4 0 1 5 5 1 7 0 1 8 9 2 0 9 2 2 9 2 4 9 2 6 9 2 8 9 3 1 3 8 6 . 0 7 1 . 7 7 8 . 8 8 7 . 0 1 0 5 1 1 6 1 2 7 1 4 2 1 5 7 1 7 2 1 9 1 2 1 1 2 3 1 2 5 1 2 7 1 2 9 1 3 1 5 3 4 6 9 6 . 0 3 . 7 3 . 3 3 . 0 2 . 5 2 . 3 2 . 0 1 . 9 1 . 7 1 . 6 1 . 4 1 . 2 1 . 0 1 . 0 1 . 0 1 . 0 1 . 0 1 . 0 2 . 8 1 5 0 1 7 5 2 0 0 3 5 0 4 5 0 5 5 0 7 0 0 9 0 0 1 1 0 0 1 2 0 0 1 4 0 0 1 6 0 0 1 8 0 0 2 0 0 0 2 1 0 0 2 3 0 0 2 5 0 0 2 5 0 5 2 5 6 6 2 7 6 8 4 9 1 1 0 0 1 1 0 1 2 0 1 3 5 1 5 0 1 6 5 1 8 0 1 9 0 2 0 5 2 3 0 2 5 0 6 9 4 7 4 4 . 9 4 8 . 6 5 3 . 6 5 8 . 9 4 9 . 8 5 4 . 0 5 8 . 8 6 5 . 6 5 . 5 5 . 0 4 . 5 4 . 0 8 0 9 5 1 1 0 1 2 5 3 5 3 8 4 2 4 7 4 3 4 0 . 9 4 5 . 6 6 . 0 7 0 1 3 2 6 8 7 5 8 2 1 0 0 1 1 0 1 2 0 1 3 5 1 5 0 1 6 5 1 8 0 2 0 0 2 2 0 2 4 0 2 6 0 2 8 0 9 1 5 1 5 6 6 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 8 6 1 7 0 1 5 4 1 2 7 1 1 6 1 0 4 9 5 8 6 7 9 7 1 6 3 5 8 5 2 4 7 4 3 3 8 3 5 3 1 2 8 2 6 1 4 0 2 4 2 6 3 2 4 3 2 1 9 2 0 3 2 8 5 3 . 1 2 . 8 2 0 2 2 1 4 1 2 1 1 9 . 5 8 . 6 7 . 8 7 . 0 6 . 3 5 . 8 5 . 2 4 . 7 4 . 3 3 . 9 3 . 7 3 . 4 1 0 1 8 1 7 1 5 1 s m a f 4 7 2 8 a 1 s m a f 4 7 2 9 a 1 s m a f 4 7 3 0 a 1 s m a f 4 7 3 1 a 1 s m a f 4 7 3 2 a 1 s m a f 4 7 3 3 a 1 s m a f 4 7 3 4 a 1 s m a f 4 7 3 5 a 1 s m a f 4 7 3 6 a 1 s m a f 4 7 3 7 a 1 s m a f 4 7 3 8 a 1 s m a f 4 7 3 9 a 1 s m a f 4 7 4 0 a 1 s m a f 4 7 4 1 a 1 s m a f 4 7 4 2 a 1 s m a f 4 7 4 3 a 1 s m a f 4 7 4 4 a 1 s m a f 4 7 4 5 a 1 s m a f 4 7 4 6 a 1 s m a f 4 7 4 7 a 1 s m a f 4 7 4 8 a 1 s m a f 4 7 4 9 a 1 s m a f 4 7 5 0 a 1 s m a f 4 7 5 1 a 1 s m a f 4 7 5 2 a 1 s m a f 4 7 5 3 a 1 s m a f 4 7 5 4 a 1 s m a f 4 7 5 5 a 1 s m a f 4 7 5 6 a 1 s m a f 4 7 5 7 a 1 s m a f 4 7 5 8 a 1 s m a f 4 7 5 9 a 1 s m a f 4 7 6 0 a 1 s m a f 4 7 6 1 a 1 s m a f 4 7 6 2 a 1 s m a f 4 7 6 3 a 1 s m a f 4 7 6 4 a 1 s m a f 4 7 6 5 a 1 s m a f 4 7 6 6 a 1 s m a f 4 7 6 7 a 1 s m a f 4 7 6 8 a 1 s m a f 4 7 6 9 a 1 s m a f 4 7 7 0 a 1 s m a f 4 7 7 1 a 1 s m a f 4 7 7 2 a 1 s m a f 4 7 7 3 a 1 s m a f 4 7 7 4 a 1 s m a f 4 7 7 5 a 1 s m a f 4 7 7 6 a 1 s m a f 4 7 7 7 a 7 2 8 a 7 2 9 a 7 3 0 a 7 3 1 a 7 3 2 a 7 3 3 a 7 3 4 a 7 3 5 a 7 3 6 a 7 3 7 a 7 3 8 a 7 3 9 a 7 4 0 a 7 4 1 a 7 4 2 a 7 4 3 a 7 4 4 a 7 4 5 a 7 4 6 a 7 4 7 a 7 4 8 a 7 4 9 a 7 5 0 a 7 5 1 a 7 5 2 a 7 5 3 a 7 5 4 a 7 5 5 a 7 5 6 a 7 5 7 a 7 5 8 a 7 5 9 a 7 6 0 a 7 6 1 a 7 6 2 a 7 6 3 a 7 6 4 a 7 6 5 a 7 6 6 a 7 6 7 a 7 6 8 a 7 6 9 a 7 7 0 a 7 7 1 a 7 7 2 a 7 7 3 a 7 7 4 a 7 7 5 a 7 7 6 a 7 7 7 a
|