LS4448 500 mw hermetically sealed glass fast switching diodes elektronische bauelemente 14-apr-2011 rev. a page 1 of 1 http://www.secosgmbh.com/ any changes of specification will not be informed individually. rohs compliant product a suffix of ?-c? specifies halogen & lead-free features ? fast switching device (t rr < 4.0ns) ? quadro mini-melf package ? surface device type mounting ? hermetically sealed glass ? compression bonded construction ? all external surfaces are corrosion resistant and terminals are readily solderable ? matte tin (sn) lead finish ? color band indicates negative polarity absolute maximum ratings (t a = 25c unless otherwise specified) parameter symbol value unit power dissipation p d 500 mw operating junction and storage temperature range t j, t stg 150, -65~150 c working inverse voltage w iv 75 v average rectified current i o 150 ma non-repetitive peak forward current i fm 450 ma peak forward surge current i fsurge 2 a notes: 1. these ratings are limiting va lues above which the serviceability of the diode may be impaired. electrical characteristics (t a = 25c unless otherwise specified) parameter symbol limits unit test condition min max breakdown voltage b v 100 - v i r =100 a 75 - i r =5 a reverse leakage current i r - 25 na v r =20v - 5 a v r =75v forward voltage v f 0.62 0.72 v i f =5ma - 1.0 i f =100ma reverse recovery time t rr - 4 ns i f =i r =10ma r l =100 ? i rr =1ma - - capacitance c - 4 pf v r =0, f=1mhz quadro (mini-melf) ref. millimeter min. max. a 3.30 3.70 b 1.40 1.60 c 0.35 0.45 d 1.8 typ. d a c c b cathode anode
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