dated : 23/11/2006 ? semtech electronics ltd. ( subsidiary of sino-tech internati onal holdings limited, a company listed on the hong kong stock exchange, stock code: 724 ) SB520WT schottky barrier diode features ? ultra small smd package ? very low forward voltage applications ? ultra high speed switching ? voltage clamping ? low current rectification absolute maximum ratings (t a = 25 o c) parameter symbol value unit reverse voltage v r 20 v continuous forward current i f 500 ma repetitive peak forward current (at tp = 1 ms) i frm 3.5 a non-repetitive peak forward surge current ( t = 8 ms square wave) i fsm 6 a junction temperature t j 125 o c storage temperature range t s - 65 to + 150 o c characteristics at t a = 25 o c parameter symbol max. unit forward voltage at i f = 0.1 ma at i f = 1 ma at i f = 10 ma at i f = 100 ma at i f = 500 ma v f 180 240 290 380 650 mv reverse current at v r = 10 v i r 30 a diode capacitance at v r = 1 v, f = 1 mhz c d 30 pf anode 2 top view marking code: " f " simplified outline sod-523 and symbol 1 f 2 pinning 1 pin cathode description
dated : 23/11/2006 ? semtech electronics ltd. ( subsidiary of sino-tech internati onal holdings limited, a company listed on the hong kong stock exchange, stock code: 724 ) SB520WT package outline plastic surface mounted package; 2 leads sod-523 mm a e b a c unit p d a b cdeh v h all round e e p 0.70 0.60 0.4 0.3 0.135 0.127 1.25 1.15 0.85 0.75 1.7 1.5 0.1 5 o
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