dated : 01/09/2006 ? semtech electronics ltd. ( subsidiary of sino-tech internati onal holdings limited, a company listed on the hong kong stock exchange, stock code: 724 ) RB491DWS schottky barrier diode features ? small surface mounting type ? ultra low v f applications ? for switching power supply ? low-power rectification absolute maximum ratings (t a = 25 o c) parameter symbol value unit peak reverse voltage v rm 25 v reverse voltage v r 20 v forward current i f 1 a peak forward surge current (60 hz for 1 cyc.) i fsm 3 a junction temperature t j 125 o c storage temperature range t s - 40 to + 125 o c characteristics at t a = 25 o c parameter symbol max. unit forward voltage at i f = 1 a v f 0.45 v reverse current at v r = 20 v i r 200 a note: esd sensitive product handling required. anode 2 top view marking code: " aa " simplified outline sod-323 and symbol 1 aa 2 pinning 1 pin cathode description
dated : 01/09/2006 ? semtech electronics ltd. ( subsidiary of sino-tech internati onal holdings limited, a company listed on the hong kong stock exchange, stock code: 724 ) RB491DWS
dated : 01/09/2006 ? semtech electronics ltd. ( subsidiary of sino-tech internati onal holdings limited, a company listed on the hong kong stock exchange, stock code: 724 ) RB491DWS package outline plastic surface mounted package; 2 leads sod-323 a mm unit b d ce h e b a d a c h e p 1.10 0.80 0.40 0.25 0.15 0.00 1.80 1.60 1.35 1.15 2.80 2.30 e p
|