?a?????t 3dd13002 b1 ???????3???????e???1 1 ?????? 3dd13002 b1 1 npn e1| a?a1?? ?1 ?a? ? ??? ? ?? ??? ?3??? ? 1|a?a1??a ??????a ?????1?? ?a??e? ?t?y?a???1ye?t1??? ?a1???? o?1??? ??e?o? ???ae??o? ae?? t o -92 2 ??e? 2.1 ???t? 3y?e1?? t am b = 25 2? y ?? 3? ?o? ???? ??? ???? - ? ????1 v cb0 6 0 0 v ???? - l?????1 v ce0 4 0 0 v l??? - ? ????1 v eb0 9 v ????? i c 0 . 5 a o?1|a ta = 2 5 p t o t 0 . 8 w ??a t j 1 5 0 ???a? t stg - 5 5 150 1.2 7 1.2 7 0. 45ma x 5 .2m ax e c b 12 .7mi n 1. 5 5.0 max 0. 45ma x 4.2 max 2.2 ?2?y 3y?e1?? t am b = 25 1? ? ? 2? y ?? 3? ? o? 2a ? ? ?t ?e? ?e ?? ??? ???? - ??????1? i cb0 v cb =600v , i e =0 100 a l??? - ??????1? i eb0 v eb =9v , i c =0 100 a 12l????y????? ??2?? h fe a v ce =5v , i c =200m a 1 0 4 0 e?? ?a h fe 1 ?? ? ?a h fe2 ? h fe1/ h fe2 h fe1 :v ce =5v , i c =5m a h fe2 :v ce =5v , i c =200m a 0 . 7 5 0 . 9 ???? - l???o??1 v ce sat a i c =200m a, i b =40m a 0 . 5 v ? ?? - l???o??1 v be sat a i c =200m a, i b =40m a 1 . 2 v ?a???? t f 0 . 5 s ???? t s v cc =60v , i c =0.3a i b1 =-i b2 =0.1a 2 . 5 s ???a f t v ce =10v , i c =50m a f=1mhz 5 m h z a : a?3?2a? tp 300 s, 2% ?? ?-????t?yeo?aa 14 o? ?? 05 10 58 07 22 8-22 68 229 9 ??? 05 10 580 03 60 ? 1 3 12 2 3
?a?????t 3dd13002 b1 3 ?e???? 0.01 1 0.1 1 i c (a) h fe 10 0.8 0.1 i c (a) 1.2 1.6 1 v be sat (v) h fe - i c 1????? v besat - i c 1????? t am b =25 v ce =5v t am b =25 i c /i b =5 0.1 1 i c (a) 0.1 1 v ce sat (v) v cesat - i c 1????? t am b =25 i c /i b =5 ? 2 3 12 2 3
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