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e l e c t r i c a l c h a r a c t e r i s t i c s ( t a = 2 5 c u n l e s s o t h e r w i s e n o t e d , v f = 0 . 9 v m a x . @ i f = 1 0 m a f o r a l l t y p e s ) z e n e r v o l t a g e ( n o t e ) z e n e r i m p e d a n c e l e a k a g e c u r r e n t v z c d e v i c e v z ( v o l t s ) @ z t z z t @ z t z z k @ i z k i r @ v r v z ( m v / k ) @ z t c @ v r = 0 f = 1 m h z d e v i c e d e v i c e m a r k i n g m i n n o m m a x m a m a u a v o l t s m i n m a x p f m m 3 z 2 v 4 0 0 2 . 2 2 . 4 2 . 6 5 1 0 0 1 0 0 0 0 . 5 5 0 1 . 0 - 3 . 5 0 4 5 0 m m 3 z 2 v 7 0 1 2 . 5 2 . 7 2 . 9 5 1 0 0 1 0 0 0 0 . 5 2 0 1 . 0 - 3 . 5 0 4 5 0 m m 3 z 3 v 0 0 2 2 . 8 3 . 0 3 . 2 5 1 0 0 1 0 0 0 0 . 5 1 0 1 . 0 - 3 . 5 0 4 5 0 m m 3 z 3 v 3 0 5 3 . 1 3 . 3 3 . 5 5 9 5 1 0 0 0 0 . 5 5 1 . 0 - 3 . 5 0 4 5 0 m m 3 z 3 v 6 0 6 3 . 4 3 . 6 3 . 8 5 9 0 1 0 0 0 0 . 5 5 1 . 0 - 3 . 5 0 4 5 0 m m 3 z 3 v 9 0 7 3 . 7 3 . 9 4 . 1 5 9 0 1 0 0 0 0 . 5 3 1 . 0 - 3 . 5 - 2 . 5 4 5 0 m m 3 z 4 v 3 0 8 4 . 0 4 . 3 4 . 6 5 9 0 1 0 0 0 0 . 5 3 1 . 0 - 3 . 5 0 4 5 0 m m 3 z 4 v 7 0 9 4 . 4 4 . 7 5 . 0 5 8 0 8 0 0 0 . 5 3 2 . 0 - 3 . 5 0 . 2 2 6 0 m m 3 z 5 v 1 0 a 4 . 8 5 . 1 5 . 4 5 6 0 5 0 0 0 . 5 2 2 . 0 - 2 . 7 1 . 2 2 2 5 m m 3 z 5 v 6 0 c 5 . 2 5 . 6 6 . 0 5 4 0 2 0 0 0 . 5 1 2 . 0 - 2 . 0 2 . 5 2 0 0 m m 3 z 6 v 2 0 e 5 . 8 6 . 2 6 . 6 5 1 0 1 0 0 0 . 5 3 4 . 0 0 . 4 3 . 7 1 8 5 m m 3 z 6 v 8 0 f 6 . 4 6 . 8 7 . 2 5 1 5 1 6 0 0 . 5 2 4 . 0 1 . 2 4 . 5 1 5 5 m m 3 z 7 v 5 0 g 7 . 0 7 . 5 7 . 9 5 1 5 1 6 0 0 . 5 1 5 . 0 2 . 5 5 . 3 1 4 0 m m 3 z 8 v 2 0 h 7 . 7 8 . 2 8 . 7 5 1 5 1 6 0 0 . 5 0 . 7 5 . 0 3 . 2 6 . 2 1 3 5 m m 3 z 9 v 1 0 k 8 . 5 9 . 1 9 . 6 5 1 5 1 6 0 0 . 5 0 . 2 7 . 0 3 . 8 7 . 0 1 3 0 m m 3 z 1 0 v 0 l 9 . 4 1 0 1 0 . 6 5 2 0 1 6 0 0 . 5 0 . 1 8 . 0 4 . 5 8 . 0 1 3 0 m m 3 z 1 1 v 0 m 1 0 . 4 1 1 1 1 . 6 5 2 0 1 6 0 0 . 5 0 . 1 8 . 0 5 . 4 9 . 0 1 3 0 m m 3 z 1 2 v 0 n 1 1 . 4 1 2 1 2 . 7 5 2 5 8 0 0 . 5 0 . 1 8 . 0 6 . 0 1 0 1 3 0 m m 3 z 1 3 v 0 p 1 2 . 4 1 3 . 2 5 1 4 . 1 5 3 0 8 0 0 . 5 0 . 1 8 . 0 7 . 0 1 1 1 2 0 m m 3 z 1 5 v 0 t 1 4 . 3 1 5 1 5 . 8 5 3 0 8 0 0 . 5 0 . 0 5 1 0 . 5 9 . 2 1 3 1 1 0 m m 3 z 1 6 v 0 u 1 5 . 3 1 6 . 2 1 7 . 1 5 4 0 8 0 0 . 5 0 . 0 5 1 1 . 2 1 0 . 4 1 4 1 0 5 m m 3 z 1 8 v 0 w 1 6 . 8 1 8 1 9 . 1 5 4 5 8 0 0 . 5 0 . 0 5 1 2 . 6 1 2 . 4 1 6 1 0 0 m m 3 z 2 0 v 0 z 1 8 . 8 2 0 2 1 . 2 5 5 5 1 0 0 0 . 5 0 . 0 5 1 4 . 0 1 4 . 4 1 8 8 5 m m 3 z 2 2 v 1 0 2 0 . 8 2 2 2 3 . 3 5 5 5 1 0 0 0 . 5 0 . 0 5 1 5 . 4 1 6 . 4 2 0 8 5 m m 3 z 2 4 v 1 1 2 2 . 8 2 4 . 2 2 5 . 6 5 7 0 1 2 0 0 . 5 0 . 0 5 1 6 . 8 1 8 . 4 2 2 8 0 m m 3 z 2 7 v 1 2 2 5 . 1 2 7 2 8 . 9 2 8 0 3 0 0 0 . 5 0 . 0 5 1 8 . 9 2 1 . 4 2 5 . 3 7 0 m m 3 z 3 0 v 1 4 2 8 3 0 3 2 2 8 0 3 0 0 0 . 5 0 . 0 5 2 1 . 0 2 4 . 4 2 9 . 4 7 0 m m 3 z 3 3 v 1 8 3 1 3 3 3 5 2 8 0 3 0 0 0 . 5 0 . 0 5 2 3 . 2 2 7 . 4 3 3 . 4 7 0 m m 3 z 3 6 v 1 9 3 4 3 6 3 8 2 9 0 5 0 0 0 . 5 0 . 0 5 2 5 . 2 3 0 . 4 3 7 . 4 7 0 m m 3 z 3 9 v 2 0 3 7 3 9 4 1 2 1 3 0 5 0 0 0 . 5 0 . 0 5 2 7 . 3 3 3 . 4 4 1 . 2 4 5 m m 3 z 4 3 v 2 1 4 0 4 3 4 6 2 1 5 0 5 0 0 0 . 5 0 . 0 5 3 0 . 1 3 7 . 6 4 6 . 6 4 0 m m 3 z 4 7 v 1 a 4 4 4 7 5 0 2 1 7 0 5 0 0 0 . 5 0 . 0 5 3 2 . 9 4 2 . 0 5 1 . 8 4 0 m m 3 z 5 1 v 1 c 4 8 5 1 5 4 2 1 8 0 5 0 0 0 . 5 0 . 0 5 3 5 . 7 4 6 . 6 5 7 . 2 4 0 m m 3 z 5 6 v 1 d 5 2 5 6 6 0 2 2 0 0 5 0 0 0 . 5 0 . 0 5 3 9 . 2 5 2 . 2 6 3 . 8 4 0 m m 3 z 6 2 v 1 e 5 8 6 2 6 6 2 2 1 5 5 0 0 0 . 5 0 . 0 5 4 3 . 4 5 8 . 8 7 1 . 6 3 5 m m 3 z 6 8 v 1 f 6 4 6 8 7 2 2 2 4 0 5 0 0 0 . 5 0 . 0 5 4 7 . 6 6 5 . 6 7 9 . 8 3 5 m m 3 z 7 5 v 1 g 7 0 7 5 7 9 2 2 5 5 5 0 0 0 . 5 0 . 0 5 5 2 . 5 7 3 . 4 8 8 . 6 3 5 n o t e : z e n e r v o l t a g e i s m e a s u r e d w i t h a p u l s e t e s t c u r r e n t i z a t a n a m b i e n t t e m p e r a t u r e o f 2 5 c . w w q mm3z2v4 series w e i t r o n http://www .weitron.com.tw weitron i i i
t ypical electrical characteristics 8 0 v z , n o m i n a l z e n e r v o l t a g e fig.1 effect of zener v oltage on zener impedance 1 0 3 . 0 z z t , d y n a m i c i m p e d a n c e ( ) w 1 0 0 0 1 0 0 1 0 1 . 0 t j = 2 5 c i z ( a c ) = 0 . 1 i z ( d c ) f = 1 k h z i z = 1 m a 5 m a v f , f o r w a r d v o l t a g e ( v ) fig.2 t ypical forward v oltage 1 . 2 1 . 1 1 . 0 0 . 9 0 . 8 0 . 7 0 . 6 0 . 5 0 . 4 i f , f o r w a r d c u r r e n t ( m a ) 1 0 0 0 1 0 0 1 0 1 . 0 1 5 0 c 7 5 c 2 5 c 0 c c , c a p a c i t a n c e ( p f ) 7 0 v z , n o m i n a l z e n e r v o l t a g e ( v ) fig.3 t ypical capacitance 1 0 0 0 1 0 0 1 0 1 . 0 1 0 4 . 0 b i a s a t 5 0 % o f v z n o m t a = 2 5 c 0 v b i a s 1 v b i a s i r , l e a k a g e c u r r e n t ( a ) m v z , n o m i n a l z e n e r v o l t a g e ( v ) fig.4 t ypical leakage current 1 0 0 0 1 0 0 1 0 1 . 0 0 . 1 0 . 0 1 0 . 0 0 1 0 . 0 0 0 1 0 . 0 0 0 0 1 7 0 6 0 5 0 4 0 3 0 2 0 1 0 0 + 1 5 0 c + 2 5 c - 5 5 c mm3z2v4 series w e i t r o n weitron h t t p : // w w w . w e i t r o n . c o m . t w
t ypical electrical characteristics 1 2 v z , z e n e r v o l t a g e ( v ) 1 0 0 1 0 1 . 0 0 . 1 0 . 0 1 1 0 8 . 0 6 . 0 4 . 0 2 . 0 0 t a = 2 5 c i z , z e n e r c u r r e n t ( m a ) v z , z e n e r v o l t a g e ( v ) fig.5 zener v oltage versus zener current (v z up to 12 v) fig.6 zener v oltage versus zener current (12 v to 75 v) 1 0 0 1 0 1 0 . 1 0 . 0 1 1 0 3 0 5 0 7 0 9 0 t a = 2 5 c i z , z e n e r c u r r e n t ( m a ) t e m p e r a t u r e ( c ) 2 5 0 1 0 0 4 0 2 0 0 power dissip a tion (%) 5 0 7 5 1 0 0 1 2 5 1 5 0 8 0 6 0 fig.7 steady state power derating mm3z2v4-g series w e i t r o n http://www .weitron.com.tw weitron
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