bas 40w... oct-07-1999 1 silicon schottky diode ? general-purpose diode for high-speed switching ? circuit protection ? voltage clamping ? high-level detecting and mixing 1 3 vso05561 2 bas 40-06w bas 40-05w bas 40-04w eha07004 1 3 2 eha07005 1 3 2 eha07006 1 3 2 type marking pin configuration package bas 40-04w bas 40-05w bas 40-06w 44s 45s 46s 1 = a1 1 = a1 1 = c1 2 = c2 2 = a2 2 = c2 3=c1/a2 3=c1/c2 3=a1/a2 sot-323 sot-323 sot-323 maximum ratings parameter symbol value unit diode reverse voltage v r 40 v forward current i f 120 ma surge forward current, t 10ms i fsm 200 total power dissipation , t s 106c p tot 250 mw junction temperature t j 150 c operating temperature range t op -55 ... 150 storage temperature t st g -55 ... 150 maximum ratings junction - ambient 1) r thja 395 k/w junction - soldering point r thjs 175 1) package mounted on epoxy pcb 40mm x 40mm x 1.5mm / 1cm 2 cu
bas 40w... oct-07-1999 2 electrical characteristics at t a = 25c, unless otherwise specified. parameter symbol values unit min. typ. max. dc characteristics breakdown voltage i (br) = 10 a v (br) 40 - - v reverse current v r = 30 v v r = 40 v i r - - - - 1 10 a forward voltage i f = 1 ma i f = 10 ma i f = 15 ma v f 250 350 600 310 450 720 380 500 1000 mv ac characteristics 5 diode capacitance v r = 0 v, f = 1 mhz pf - 3 c t - charge carrier life time i f = 25 ma ps 10 - differential forward resistance i f = 10 ma, f = 10 khz ? - r f - 10 series inductance l s - 2 - nh
bas 40w... oct-07-1999 3 forward current i f = f ( v f ) t a = 25c v ehb00157 f f 0 bas 40w/bas 140w 12v3 ma -40 ?c = a t 10 -1 25 ?c 85 ?c 10 0 10 1 10 2 reverse current i r = f ( v r ) t a = parameter v ehb00156 r r 0 bas 40w/bas 140w 10 20 v 30 a t a = 85 ? c 25 ? c = a t 10 -2 -1 10 0 10 1 10 2 10 3 10 diode capacitance c t = f ( v r ) f = 1mhz v ehb00159 r ct 0 bas 40w/bas 140w 10 20 v 30 0 1 2 3 pf 4 differential forward resistance r f = f ( i f ) f = 10 khz ehb00158 f f r bas 40w/bas 140w ? 10 0 10 1 10 2 10 3 10 -1 0 10 1 10 2 10 ma
bas 40w... oct-07-1999 4 forward current i f = f ( t a *; t s ) * package mounted on epoxy a t s t ? c ma a t ; 150 100 50 0 0 f s ehd07167 t 40 60 80 100 120 140 160 200 20 bas 40w permissible pulse load r thjs = f ( t p ) t ehd07168 p 10 -6 10 -5 10 -4 10 -3 10 -2 s10 0 5 t t p d = t p t 10 0 1 10 2 10 d = 0.5 0.2 0.1 0.05 0.02 0.01 0.005 0 r thjs 5 5 k/w bas 40w permissible pulse load i fmax / i fdc = f ( t p ) t ehd07169 p f 10 -6 10 -5 10 -4 10 -3 10 -2 s10 0 t t p d = t p t d = 0 0.005 0.01 0.02 0.05 0.1 0.2 0.5 max dc f 2 10 5 5 10 1 0 10 bas 40w
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