1/2 www.rohm.com c 2010 rohm co., ltd. all rights reserved. 2010.01 - rev.d high-frequency amplifier transistor(11v, 50ma, 3.2ghz) 2sc5662 / 2sc4726 /2sc4083 / 2sc3838k ? features ? dimensions (unit : mm) 1) high transition frequency. (typ. f t = 3.2ghz) 2) small rbb? ? cc and high gain. (typ. 4ps) 3) small nf. ? packaging specifications and h fe package h fe marking code basic ordering unit (pieces) type 2sc4726 emt3 np ad tl 3000 2sc5662 2sc4083 umt3 np 1d t106 3000 vmt3 np ad t2l 8000 2sc3838k smt3 np ad t146 3000 ? absolute maximum ratings (ta=25 ?c) parameter symbol v cbo v ceo v ebo i c p c tj tstg limits 20 11 3 50 0.2 150 ?55 to +150 unit v v v ma 0.15 2sc4083, 2sc3838k 2sc5662, 2sc4726 w c c collector-base voltage collector-emitter voltage emitter-base voltage collector current collector power dissipation junction temperature storage temperature ? absolute maximum ratings (ta=25 ?c) parameter symbol min. typ. max. unit conditions bv cbo bv ceo bv ebo i cbo i ebo h fe f t cob r bb' ? cc nf 20 11 3 ? ? 1.4 ? ? ? ? ? ? 3.2 0.8 ? ? ? 0.5 0.5 ? 1.5 v v v a a ? ghz pf i c = 10a i c = 1ma i e = 10a v cb = 10v v eb = 2v v ce(sat) ?? 0.5 v i c /i b = 10ma/5ma v ce /i c = 10v/5ma v ce = 10v , i e = ? 10ma , f = 500mhz 2sc5662, 2sc4726, 2sc4083, 2sc3838k v cb = 10v , i e = 0a , f = 1mhz v cb = 10v , i c = 10ma , f = 31.8mhz v ce = 6v , i c = 2ma , f = 500mhz , rg = 50 ? 412ps ? 3.5 ? db 56 ? 180 collector-base breakdown voltage collector-emitter breakdown voltage emitter-base breakdown voltage collector cutoff current emitter cutoff current dc current transfer ratio transition frequency output capacitance collector-emitter saturation voltage collector-base time constant noise factor this product might cause chip aging and breakd own under the large electrified environment. please consider to design esd protection circuit. 0.2 0.15 0.1min. 0.9 0.7 1.25 2.1 0.3 ( 3 ) 0.65 ( 2 ) 2.0 1.3 ( 1 ) 0.65 ( 2 ) ( 1 ) 2.8 1.6 0.4 ( 3 ) 2.9 1.9 0.95 0.95 0.8 0.15 0.3min. 1.1 (2) base (3) collector (1) emitter (3) collector (1) emitter (2) base (3) collector (1) emitter (2) base each lead has same dimensions each lead has same dimensions 2sc4726 2sc4083 2sc3838k rohm : emt3 eiaj : sc-75a rohm : umt3 eiaj : sc-70 rohm : smt3 eiaj : sc-59 2sc5662 rohm : vmt3 (1) base (3) collector (2) emitter (3) 0.32 0.8 1.2 0.13 0.5 0.22 0.4 0.4 1.2 0.8 0.2 0.2 ( 2 ) ( 1 ) 1.6 0.7 0.15 0.1min. 0.55 0.2 1.6 1.0 0.3 0.8 ( 2 ) 0.5 0.5 ( 3 ) 0.2 ( 1 )
2/2 www.rohm.com c 2010 rohm co., ltd. all rights reserved. 2010.01 - rev.d data sheet 2sc5662 / 2sc4726 /2sc4083 / 2sc3838k ? electric characteristics curves 0.1 0.2 0.5 1 2 5 10 20 5 0 dc current transfer ratio : h fe collector current : i c (ma) 10 20 50 100 200 500 fig.1 dc current gain vs. collector curren t ta =25 c v ce =10v fig.2 collector-emitter saturation voltag e vs. collector current 0.1 0.2 0.5 1 2 5 10 20 5 0 collector saturation voltage : v ce(sat) (mv ) collector current : i c (ma) 10 20 50 100 200 500 ta =25 c i c / i b =10 i c / i b =2 ?0.1 ?0.2 ?0.5 ?1 ?2 ?5 ?10 ?20 ?5 0 transitionfrequency : f t (ghz) emitter current : i e (ma) 0.1 0.2 0.5 1.0 2.0 5.0 fig.3 gain bandwidth product vs. emitter current ta =25 c v ce =10v 0.1 0.2 0.5 1 2 5 10 20 5 0 output capacitance : c ob (pf) feedback capacitance : c re (pf) collector to base voltage : v cb (v ) 0.1 0.2 0.5 1.0 2.0 5.0 fig.4 capacitance vs. reverse bias voltag e ta =25 c f=1mhz i e =0a cob cre 0.1 0.2 0.5 1 2 5 10 20 5 0 collector to base time constant : c c rbb' (p s) collector current : i c (ma) 1.0 2.0 5.0 10 20 50 fig.5 collector to base time constanc e vs. collector current ta =25 c f=31.8mhz v ce =10v 0.1 0.2 0.5 1 2 5 10 20 5 0 noise figure : nf (db) collector current : i c (ma) 0 10 20 fig.6 noisfactor vs. collector current characteristics ta =25 c f=500mhz v ce =6v
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