sot-523 plastic-encapsulate diodes mmbd4148at/ct/st switching diode features z small surface mounting type z for general purpose sw itching applications z fast switching speed z high conductance mmbd4148at mmbd4148ct MMBD4148ST marking: ka3 marking: ka4 marking:ka5 maximum ratings ( t a =25 unless otherwise noted ) symbol parameter value unit v rm no-repetitive peak reverse voltage 100 v v rwm working peak reverse voltage 75 v v r(rms) rms reverse voltage 53 v i o continuous forward current 150 ma 1 i fsm non-repetitive peak forward surge current @ t = 1s @ t=1 s 2 a p d power dissipation 150 mw r ja thermal resistance from junction to ambient 833 /w t j junction temperature 150 t stg storage temperature -55~+150 electrical characteristics(t a =25 unless otherwise specified) parameter symbol test conditions min typ max unit reverse voltage v (br) i r =10ua 75 v v r =75v 1 a reverse current i r v r =20v 25 na i f =1ma 0.715 v i f =10ma 0.855 v i f =50ma 1 v forward voltage v f i f =150ma 1.25 v total capacitance c tot v r =0,f=1mhz 2 pf reverse recovery time t rr i f = i r =10ma, irr=0.1 i r ,r l =100 4 ns sot-523 1 of 1 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification
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