features low forward voltage drop fast switching time surface mount package ideally suited for automatic insertion absolute maximum ratings ta = 25 parameter symbol value unit peak repetitive reverse voltage v rrm 30 v working peak reverse voltage v rwm 30 v dc blocking voltage v r 30 v rms reverse voltage v r(rms) 21 v forward continuous current (note 1) i fm 500 ma repetitive peak forward current (note 1) @ t < 1.0s i frm 200 ma non-repetitive peak forward surge current @ t < 10ms i fsm 4a power dissipation p d 200 mw thermal resistance junction to ambient air (note 1) r ja 500 /w operating and storage temperature range t j ,t stg -55to+150 note 1 1. part mounted on fr-4 board with recommended pad layout simplified outline(sod-123) 1.cathode 2.anode bat42w/bat43w schottky diode electrical characteristics ta = 25 parameter symbol conditions min max unit reverse breakdown voltage (note 2) v r i r = 100 a 30 v i f =10ma 0.4 i f =50ma 0.65 i f = 2.0 ma 0.26 0.33 i f =15ma 0.45 v r = 25v 500 na v r =25v,t j = 100 100 a total capacitance c t v r = 1.0 v, f = 1.0mhz 10 pf i f =i r =10ma, i rr =0.1xi r ,r l = 100 r l =15 ,c l = 300pf, f=45mhz,v rf =2.0v note 2.short duration pulse test used to minimize self-heating effect. v % ns v t rr reverse recovery time 5.0 rectification efficiency ? v 80 forward voltage drop (note 2) bat42w peak reverse current (note 2) v rm i rm forward voltage drop (note 2) bat43w v rm marking type bat42w bat43w marking s7 s8 www.yfwdiode.com
2 . 0 ( 7 9 ) 1 . 2 ( 4 7 ) m m ( m i l ) u n i t 1 . 2 ( 4 7 ) 1 . 2 ( 4 7 ) u n i t m m 1 . 3 0 . 2 2 1 . 8 2 . 8 3 . 9 0 . 9 0 . 0 9 1 . 5 2 . 5 3 . 6 m a x m i n m i l m a x m i n 5 1 3 5 8 . 7 3 . 5 7 1 5 9 1 1 0 9 8 1 5 4 1 4 2 a c d e e 1 0 . 7 0 . 5 2 8 2 0 b a 1 0 . 4 5 0 . 2 5 1 0 1 8 0 . 2 8 s o d - 1 2 3 m e c h a n i c a l d a t a a l l r o u n d e d b a e 1 l 1 a 1 9 l 1 c sod-123 the recommended mounting pad size bat42w/bat43w www.yfwdiode.com
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