schottky barrier rectifiers pr imary characteristics i f 2 a v rrm 40v i fsm 50 a v f 0.50v t j max 125c features ?guardri ng for overvoltage protection ? very small conduction losses ? low forward voltage drop ? component in accordance to rohs 2002/95/ec mecha nical data ?cases: do-41 ?case material: molded plas tic. ul flammabilit y classification rating 94v-0 ? terminals: lead free plating (tin finish) solderable per mil-std-202, method 208 ? polarity: cathode band ? weight: 0.318 grams (approximate) m aximum ratings (t a=25c unless otherwise noted) sym bol B240S unit maximum repetitive peak reverse voltage v rrm 40 m aximum rms voltage v rm s 28 m aximum dc blocking voltage v dc 40 m aximum average f orward rectified current i f a p eak forward surge current, 8.3ms single half sine-wave superimposed on rated load maximum instantaneous forward voltage @ 2.0a v f m aximum dc reverse current @ ta=25c at rated dc blocking voltage @ ta=100c typical junction capacitance c j pf t ypical thermal resistance r ja c /w operating temperature range t j c s torage temperature range t st g c 10 .0 -55 to +125 param eter 2.0 i fs m 50. 0 a 0.50 i r 0.5 ma - 55 to +150 60 150 B240S order infor mation t op marking peak curre nt vol tage 2: 2a 40: 40v type s : do-41 b x x x x id code : internal w : 01~26(a~z) 27~52(a~z) year : a = 2010 ax e y w b240 x s s : B240S x assembly material g : halogen and lead free device blank : x assembly material g : halogen and lead free device blank : rev 1.1 nov.19, 2010 1/2 ax elite confidential materials, do not copy or distribute without written consent . v?mw`r?y?b? w w w . g o f o t e c h . c o m
fig. 1-typical forward current derating curve fig. 2-typical forward characteristics fig. 3-maximum non-repetitive forward surge current fig. 4-typical reverse characteristics fig. 5-typical junction capacitance 0.0 1.0 2.0 3.0 4.0 5.0 0 20 40 60 80 100 120 140 160 ambient temperature ( ) averag e forward current,(a) 0 10 20 30 40 50 1 10 100 number of cycles at 60hz peak f orward surge current (a) 0.001 0.010 0.100 1.000 10.000 100.000 20% 40% 60% 80% 100% percentage rated peak reverse voltage (%) reverse l eakage current (ma) 0 100 200 300 400 500 0 1 10 100 reverse voltage (v) junct ion capacitance (pf) 25 100 0.01 0.10 1.00 10.00 100.00 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 forward voltage (v) inst antaneous forward current (a) B240S rev 1.1 nov.19, 2010 2/2 ax elite confidential materials, do not copy or distribute without written consent . v?mw`r?y?b? w w w . g o f o t e c h . c o m
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