2008. 9. 8 1/2 semiconductor technical data kdr731 schottky barrier type diode (series connection) revision no : 3 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 ultrasmall- sized package facilitates high-density mounting and permits kdr731 applied equipment to be made smaller. maximum rating (ta=25 ? ) 1. cathode 1 2. anode 2 3. anode1/ cathode 2 3 2 1 dim millimeters a b d e usm 2.00 0.20 1.25 0.15 0.90 0.10 0.3+0.10/-0.05 2.10 0.20 0.65 0.15+0.1/-0.06 1.30 0.00~0.10 0.70 c g h j k l k 1 3 2 e b d a j g c l h mm n n m 0.42 0.10 n 0.10 min p 0.1 max + _ + _ + _ + _ + _ p electrical characteristics (ta=25 ? ) ux type name marking lot no. characteristic symbol rating unit repetitive (peak) reverse voltage v rrm 30 v non-repetitive (peak) reverse sourge 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 ? 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
2008. 9. 8 2/2 kdr731 revision no : 3
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