2003. 2. 25 1/2 semiconductor technical data kdr731s schottky barrier type diode (series connection) revision no : 1 high speed rectification (switching regulators, converters, choppers) universal-use rectifiers. features h low forward voltage : v f max=0.55v h fast reverse recovery time (trr max=10ns) h low switching noise. h low leakage current and high reliablility due to highly reliable planar structure. h series connection of 2 elements in an sot-23 package facilitates high-density mounting and permits kdr731s applied equipment to be made smaller. maximum rating (ta=25 ? ) dim millimeters sot-23 a b c d e 2.93 0.20 1.30+0.20/-0.15 0.40+0.15/-0.05 2.40+0.30/-0.20 g 1.90 h j k l m n 0.95 0.13+0.10/-0.05 0.00 ~ 0.10 0.55 q 0.1 max 0.20 min 1.00+0.20/-0.10 m j k e 1 2 3 h g a n c b d 1.30 max ll pp p7 + _ q 1. cathode 1 2. anode 2 3. anode 1 / cathode 2 2 1 3 electrical characteristics (ta=25 ? ) type name marking lot no. ux characteristic symbol test condition min. typ. max. unit reverse voltage v r i r =20 a 30 - - v forward voltage v f i f =70ma - - 0.55 v reverse current i r v r =15v - - 5 a total capacitance c t v r =10v, f=1mhz - 5.0 - pf reverse recovery time t rr i r =i f =10ma - - 10 ns characteristic symbol rating unit repetitive (peak) reverse voltage v rrm 30 v non-repetitive (peak) reverse surge voltage v rsm 35 v average forward current i o 70 ma surge forward current i fsm 2 a junction temperature t j 125 ? storage temperature range t stg -55 q 125 ?
2003. 2. 25 2/2 kdr731s revision no : 1
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