bat42 / bat43w surface mount schottky barrier rectifier reverse voltage - 30 volts forward current - 1.0 ampere plastic package has underwriters laboratory flammability classification 94v-0 utilizing fame retardant epoxy molding compound for surface mount applications low leakage current. fea tures mechanical data cas e: s o d - 123, m old ed p l a s tic t e r m inals : p lat ed lea d s s o l d e r abl e p e r mil- s t d - 202, met hod 2 0 8 pol a r i t y : c ath ode b a n d w e ight: 0.01 7 g r a m s maxi mu m ratings @t a = 25 c unl e s s o t herw i s e s pec i f i e d elect r i cal c h aract erist i c s @ t a =25 c unl e s s o t herw i s e s pec i f i e d h g s o d - 123 d i m m i n m a x a 3 . 6 3 . 9 b 2 . 5 2 . 8 c 1 . 4 1 . 8 d 0 . 5 0 . 7 e ? 0 . 2 g 0 . 4 ? h 0 . 9 5 1 . 3 5 j ? 0 . 1 2 a l l d ime n s ions i n m m d a c b e j t i n u w 3 4 t a b / w 2 4 t a b l o b m y s c i t s i r e t c a r a h c p eak repet i t i v e revers e v o l t age w orki ng p e a k revers e v o l t age dc b l ock i ng v o l t age v rrm v r w m v r v 0 3 i ) 1 e t o n ( t n e r r u c s u o u n i t n o c d r a w r o f f 200 m a repet i t i v e p e a k f orw ard current (not e 1) @ t < 1 . 0 s i f r m 500 m a non-repet i t i v e p eak f orw ard s urge current @ t < 1 0 m s i f s m a 0 . 4 p n o i t a p i s s i d r e w o p d 200 m w t y p i c a l t her m a l res i s t a n c e , j unc t i on to a m b i ent a i r (not e 1 ) r ja 625 k / w t e g n a r e r u t a r e p m e t e g a r o t s d n a g n i t a r e p o j , t s t g -55 to +125 c c h aract erist i c s y m bol min t y p m a x u nit t est c ondit i on revers e b reak dow n v o l t age v ( b r ) r 3 0 ? ? v @ i r s = 100 a i @ 4 . 0 w 2 4 t a b f = 1 0 m a i @ 0 . 1 w 2 4 t a b f = 200 m a i @ 3 3 . 0 w 3 4 t a b f = 2 m a forward v o l t age b a t 4 3 w v f ? ? 1 . 0 v @ i f = 200 m a revers e leak age current i r ? ? 0 . 5 a @ v r = 25v c e c n a t i c a p a c n o i t c n u j j ? ? 1 0 p f v r = 1 . 0 v , f = 1 . 0 m h z t e m i t y r e v o c e r e s r e v e r r r ? ? 5 n s i f = 1 0 m a through i r = 1 0 m a t o i r = 1 m a , r l = 100 not e : 1 . v a l i d provi ded th a t t e r m i nal s are k ept a t a m b i ent te m perat ure.
BAT42W / bat43w ra tings and characteristic cur ves 10 0 20 30 40 t = 125 ? c a t = 75 ? c a t = 25 ? c a 100 10 1.0 0.1 0.01 1000 0.1 1.0 10 100 0 200 400 600 800 t = -25?c a t = 25?c a t = 125?c a t = 75?c a 0 0 40 80 25 50 75 100 125 1 50 i , ins t an t aneous r e verse current(ua) 120 160 200 t = 1 2 5 c j 1.0 10 100 0 1 5 10 25 30 35 20 40 r t 5.0 t = 2 5 c j f = 1 m h z fig. 1 forward curr ent derating curve fig. 2 t ypical forward characteristics fig. 3 t ypical reverse characteristics fig. 4 t otal capacitance vs. reverse v oltage r r v , inst an t aneous r e verse v o l t a ge ( v ) v , re verse v o l t a ge ( v ) v , ins t an t aneous fo r w ard v o l t a ge(m v ) t , ambient tempe r a ture( c) i , a ver a ge rectified current(ma) i , ins t an t aneous fo r w ard current(ma) c , t o t al c a p a ci t ance(pf) f a o f
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