2sD389 npn epitaxial silicon transistor low frequency power amplifier to-220 ! complement to 2sb507 absolute maximum ratings (t a =25 ) characteristic symbol rating unit collector-base voltage collector-emitter voltage emitter-base voltage collector current (dc) collector dissipation (tc=25 ) junction temperature storage temperature v cbo v ceo v ebo i c p c t j tstg 60 60 7 4 30 150 -50~150 v v v a w electrical characteristics (t a =25 ) characteristic symbol test condition min typ max unit collector cutoff current emitter cutoff current dc current gain collector- emitter saturation voltage current gain bandwidth product i cbo i ebo h fe1 v ce(sat) f t v cb = 60v , i e =0 v eb = 7v , i c = 0 v ce = 3v , i c =1a i c =2a , i b =0.2a v ce = 5v , i c =0.5a 70 18 100 100 1.0 a a v mhz wing shing computer components co., (h.k.)ltd. tel:(852)2341 9276 fax:(852)2797 8153 homepage: http://www.wingshing.com e-mail: wsccltd@hkstar.com
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