smd type www.kexin.com.cn 1 diodes unit: mm sod-323 1.7 +0.1 -0.1 2.6 +0.1 -0.1 1.3 +0.1 -0.1 0.1 +0.05 -0.02 0.475 0.375 0.3 +0.05 -0.05 0.85 +0.05 -0.05 1.0max surface mount schottky barrier diode KAS40WS (bas40ws) features low turn-on voltage fast switching pn junction guard ring for transient and esd protection designed for surface mount application absolute maximum ratings ta = 25 parameter symbol rating unit peak repetitive reverse voltage v rrm working peak reverse voltage v rwm dc blocking voltage v r forward continuous current i f 200 ma forward surge current @ t < 1.0s i fsm 600 ma power dissipation p d 200 mw typical thermal resistanc e, junction to ambient air r ja 625 /w operating and storage temperature range t j ,t stg 55 to +125 v 40 electrical characteristics ta = 25 parameter symbol testconditons min typ max unit reverse breakdown voltage v (br)r @i r =10 a 40 v @i f =1.0ma,t<300 s 380 @i f = 10ma, t < 300 s 500 @i f = 40ma, t < 300 s 1000 reverse leakage current i r @v r = 30v, t < 300 s 20 200 na junction capacitance c j v r = 0v, f = 1.0mhz 4.0 5.0 pf reverse recovery time t rr i f = 10ma through i r = 10ma toi r =1.0ma,r l = 100 5.0 ns forward voltage v f mv marking marking s40
|