sod-123 plastic-encapsulate diode s b5817 l w-5819 l w schottky barrier diode features for use in low voltage, high frequency inverters free wheeling, and polarity protection applications. marking: b5817 l w: sj a b5818 l w: sk a b5819 l w: sl a maximum ratings and electrical characteristics, single diode @t a =25 parameter symbol b5817 l w b5818 l w b5819 l w unit non-repetitive peak r everse v oltage v rm 20 30 40 v peak r epetitive peak r everse v oltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 20 30 40 v rms reverse voltage v r(rms) 14 21 28 v average rectified output current i o 1 a peak f orward s urge c urrent @ t =8.3ms i fsm 9 a repetitive peak forward current i frm 1.5 a power dissipation pd 350 mw thermal resistance junction to ambient r ja 357 storage t emperatur e t stg - 5 5~+150 electrical characteristics (ta=25 unless otherwise specified) parameter symbol test conditions m in m ax u nit reverse breakdown voltage v (br) i r = 1ma b5817 l w b5818 l w b5819 l w 20 30 40 v reverse voltage leakage current i r v r =20v b5817 l w v r =30v b5818 l w v r =40v b5819 l w 1 ma b5817 l w i f =1a i f =3a 0.4 9 0. 8 v b5818 l w i f =1a i f =3a 0. 6 0. 95 v forward voltage v f b5819 l w i f =1a i f =3a 0. 66 1.1 v diode capacitance c d v r =4v, f=1mhz 120 pf sod-123 /w 1 of 1 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification a,jun,2012
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