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? o ???? 1
c? ?d : 2003 ? 12 d sjh00040cjd unr2225 (un2225) , unr2226 (un2226) , unr2227 (un2227) 3?? npn e??3???? ??a???; ?y ? ? ;+w ?= ,
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? : :w_nt?????d ? ???-?wh?z a?e??z ?a t?? ? ?ud ? ? ? ?g? (r 1 )(r 2 ) ? unr2225 (un2225) fz 10 k ?? ? unr2226 (un2226) fy 4.7 k ?? ? unr2227 (un2227) fw 6.8 k ? 6.8 k ? ? 07 g t a = 25 c ? ) w ( ) ox , hr ? jpb g? o? ??~?? ?y (e ?l )v cbo 30 v ?? ~ ??? ?y (b ?l ) v ceo 20 v ???~?? ?y (c ?l )v ebo 5v ?? ?v i c 600 ma ??0 ? p t 200 mw ?9 s t j 150 c - 9 s t stg ? 55 + 150 c ?> $ ? q t a = 25 c 3 c g? e 7 ? a j 7 g o? ??~?? ?y (e ?l )v cbo i c = 1 a, i e = 030v ??~??? ?y (b ?l ) v ceo i c = 1 ma, i b = 020v ???~?? ?y (c ?l )v ebo i e = 1 a, i c = 05v ?? ~ ?? ? ?v (e ?l ) i cbo v cb = 30 v, i e = 01 a ???~?? ? ?v (c ?l ) i ebo v eb = 5 v, i c = 01 a v ?v unr2227 h fe v ce = 10 v, i c = 100 ma 70 ? ? ?p unr2225/2226 100 600 ??~???^ ?y v ce(sat) i c = 50 ma, i b = 2.5 ma 80 mv ?? ? unr2226 r 1 ? 30% 4.7 + 30% k ? unr2227 6.8 unr2225 10 ? zp unr2227 r 1 /r 2 0.8 1.0 1.2 ? 1 : base 2 : emitter 3 : collector eiaj : sc-59 mini3-g1 package unit : mm b r 1 r 2 c e o ? ? $ 0.40 +0.10 ?0.05 (0.65) 1.50 +0.25 ?0.05 2.8 +0.2 ?0.3 2 1 3 (0.95) (0.95) 1.9 0.1 2.90 +0.20 ?0.05 0.16 +0.10 ?0.06 0.4 0.2 5? 10? 0 to 0.1 1.1 +0.2 ?0.1 1.1 +0.3 ?0.1 unr2225/2226/2227 2 sjh00040cjd ?> $ ? q ( mnv ) t a = 25 c 3 c ? ? q $ p t ? t a 0 50 100 150 200 250 0 40 80 120 160 *?9 s t a ( c ) ??0 ? p t ( mw ) unr2225 ? q $ i c ? v ce v ce(sat) ? i c h fe ? i c ? )1. mox| ???f jis c 7030 ???? mot???b{ 2. * : r on s?? g? e 7 ? a j 7 g o? |? ? unr2226 r on v i = 7 v, r l = 1 k ? , f = 1 khz 0.95 ? unr2227 1.1 unr2225 1.5 ???3?? * t : f t v cb = 10 v, i e = ? 50 ma, f = 200 mhz 200 mhz v i v v r l r 1 r 2 v b v a f = 1 khz v = 0.3 v r on = v b r l ( ? ) v a ? v b 0 2.5 5.0 7.5 10.0 200 300 400 100 0 i b = 1.0 ma t a = 25 c 0.9 ma 0.8 ma 0.7 ma 0.6 ma 0.5 ma 0.4 ma 0.3 ma 0.2 ma 0.1 ma ?? ?v i c (ma) ??~??? ?y v ce (v) 1 10 100 1 10 100 1 000 t a = 75 c 25 c ? 25 c i c / i b = 10 ??~???^ ?y v ce(sat) (mv) ?? ?v i c (ma) 0 1 50 100 150 250 200 10 10 2 10 3 10 4 t a = 75 c 25 c ? 25 c v ce = 10 v v ?v ? ?p h fe ?? ?v i c (ma) unr2225/2226/2227 3 sjh00040cjd c ob ? v cb i o ? v in v in ? i o unr2226 ? q $ i c ? v ce v ce(sat) ? i c h fe ? i c c ob ? v cb i o ? v in v in ? i o 1 1 5 10 14 10 100 ??~?? ?y v cb (v) ?? z?0? ( ???l ) c ob (pf) 1 10 0.25 0.50 10 2 10 3 10 4 10 5 0.75 1.00 1.25 1.50 v o = 5 v t a = 25 c z? ?v i o ( a) ?? ?y v in (v) 0.1 10 ? 3 10 ? 2 1 10 100 10 ? 1 11010 2 v o = 0.2 v t a = 25 c ?? ?y v in (v) z? ?v i o (ma) 200 300 400 100 0 0 2.5 5.0 7.5 10.0 i b = 1.0 ma t a = 25 c 0.9 ma 0.8 ma 0.7 ma 0.6 ma 0.5 ma 0.4 ma 0.3 ma 0.1 ma 0.2 ma ?? ?v i c (ma) ??~??? ?y v ce (v) 1 1 10 100 10 100 1 000 1 000 25 c ? 25 c t a = 75 c i c / i b = 10 ??~???^ ?y v ce(sat) (mv) ?? ?v i c (ma) 0 1 100 200 300 500 400 10 10 2 10 3 10 4 25 c ? 25 c t a = 75 c v ce = 10 v v ?v ? ?p h fe ?? ?v i c (ma) 1 1 5 10 14 10 100 f = 1 mhz ??~?? ?y v cb (v) ?? z?0? ( ???l ) c ob (pf) 1 10 0.25 0.50 10 2 10 3 10 4 10 5 0.75 1.00 1.25 1.50 v o = 5 v t a = 25 c z? ?v i o ( a) ?? ?y v in (v) 0.1 10 ? 3 10 ? 2 1 10 100 10 ? 1 11010 2 v o = 0.2 v t a = 25 c ?? ?y v in (v) z? ?v i o (ma) unr2225/2226/2227 4 sjh00040cjd unr2227 ? q $ c ob ? v cb i o ? v in v in ? i o i c ? v ce v ce(sat) ? i c h fe ? i c 200 400 300 100 0 024610 i b = 1.0 ma t a = 25 c 0.9 ma 0.8 ma 0.7 ma 0.6 ma 0.5 ma 0.4 ma 0.3 ma 0.2 ma 0.1 ma ?? ?v i c (ma) ??~??? ?y v ce (v) 10 100 1 000 1 10 100 1 000 25 c ? 25 c t a = 75 c i c / i b = 10 ??~???^ ?y v ce(sat) (mv) ?? ?v i c (ma) 0 1 100 300 250 150 50 200 10 10 2 10 3 10 4 25 c ? 25 c v ce = 10 v t a = 75 c v ?v ? ?p h fe ?? ?v i c (ma) 0 1 8 4 20 16 12 10 100 f = 1 mhz ??~?? ?y v cb (v) ?? z?0? ( ???l ) c ob (pf) 0.001 0.01 0.25 0.50 0.1 1 10 100 0.75 1.00 1.25 1.50 v o = 5 v t a = 25 c z? ?v i o (ma) ?? ?y v in (v) 0.1 10 ? 3 10 ? 2 1 10 100 10 ? 1 11010 2 v o = 0.2 v t a = 25 c ?? ?y v in (v) z? ?v i o (ma) ???tglwu [ ?cs?| r ? .w]?;tkhlows&mq ??? (1) ???tglw a ?s?|u [ ?cwojpz ??? 8t|?u?o t? pb??w? zb?z ?hxz ?t?j zbxz ?? s ?w?du ?apb{ (2) ???tglwu [ ?cx a ?w e ? qs?| ;s??sr??`h?wpk?z t? `xx h~ w ? $r?vfw wvbt 0b?- a?hx?avw? z??b??wpxk ??d?{ (3) gu [ ?cw]?;ti?`o h~ twvbttt??e ju c \`h ?z ptxf w y? ?o?wpxk??d?{ (4) ???tgl^?om? a ?xz a j; m ? ` ??;+ ( ??;+z ?;+z - ;+z h ? a ?sr ) t?;^??\q?? $`os??b{ ? s ?z ?t qua{^?z fw? ??? ?^u ? ??t`h?z .t)??t? ba?wk?; m ? ? ; m ( ? ~ | ; z | ;+z ?;+z \??? ?z ? ? ?sr ) t]?;?s?qwsl7s?| ptu? $`h a j; m??t]?;?s?qwsl7xz ? 2tt? ?p] ?&m?b{ (5) ???tgl`os??b a ?s?| a ??7xz ~?srwh?t'sx!?b? ?u k??bwp]? ?xi^m{ `huloz 7 4 $s ?-z ] ?z ]?;tm`?`oxz ? 2t 7 yw a ?f {?hx?7 {?s{?&mz ]? yxi^m{ (6) ?-tm`oz ?t7 g z ?^ ?o ?y c?z l ? ? qtmmox- a c? op]?;mh iv?b?os&m ?`?b{ - a ?? qo]?;^?h ?z fw?t c \`h;+w=t mmoxtq`o y ? ?m?d?{ ?hz - a ? ow]?;pklo?z r ? . a ?tmmo ' ^??? ? c \pz ? ?t? ??]??w z t a ?w ?^uj?p]?;;+u ??z pb??z tq $s ?sr? \a^dsm ? ? ?-z ? 0f ?-z ? ?^w- ?-srw3a w 0f?ao ?v?b ?os&m ?`?b{ (7) wa ? ?aqb? a ?tmv?`oxz x?w?7 { ?|?`w ?z ?>?h e ( - 8z ? ??wl ?sr ) ? lo]?;xi^m{ (8) ???w ??hx ? ??tw {t?? ? zs`tz 8l?hx ab?\q?nxs ? ? ?`?b{ 2003 sep |
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