?a?????t 3DD4706A ?????1?????????e???1 1 ?????? 3dd4 70 6a 1 npn e?? ?1?1| a? ?1 ? a? 29 ?2 ??a1?? ? ??2?2 ??? ?? ?111R? ??????a ?????1?? a??e? ?a1???? o?1??? ??e?o? ?t?y?a???1ye?t1??? ae?? to - 3 p ( n ) 2 ??e? 2.1 ???t? 3y?e1?? t am b = 25 2? y ?? 3? ?o? ???? ??? ???? - l?????1 v ce0 6 0 0 v ???? - ? ????1 v cb0 9 0 0 v l??? - ? ????1 v eb0 7 v ????? i c 1 4 a ta = 2 5 4 o?1|a tc = 2 5 p tot 130 w ??a t j 1 5 0 ???a? t stg - 5 5 150 b c e 15.80 max 18.3 max 1.0 20.3 max 19.5 min 5.45 5.45 2.8 0.6 5.1 3. 2 5.1ma x 2 2.2 ?2?y 3y?e1?? t am b = 25 1? ? ? 2? y ?? 3? ? o? 2a ? ? ?t ?e? ?e ?? ??? ???? - ??????1? i cb0 v cb =900v , i e = 0 1 m a l??? - ??????1? i eb0 v eb =7v , i c = 0 1 0 a 12l????y????? ??2?? h fe a v ce =5v , i c = 1 a 1 0 4 0 ???? - l???o??1 v cesat a i c =7a, i b = 1 . 4 a 1 v ? ?? - l???o??1 v besat a i c =7a, i b = 1 . 4 a 1 . 2 v ?a???? t f v cc =140v , i c =7a i b1 =1.1a, i b2 =-3.7a 0 . 7 s ???a f t v ce =10v , i c =1a f=0.3mhz 3 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 3DD4706A 3 ?e???? 0. 1 1 i c (a ) 1 10 10 0 v ce (v ) 10 0 0 0 50 p tot (w ) 10 0 15 0 t ( ) 50 10 2?1?? ( ? ) p tot -t 1????? t case =25 p tot -t case p t o t -t am b 0.1 1 11 0 i c (a ) h fe 10 0.1 0.1 0.0 1 1 v ce sa t (v ) 1 i c (a ) v cesat -i c 1????? h fe -i c 1????? t am b =25 i c /i b =5 t am b =25 v ce =5v v be s a t (v) 0.1 0.4 1 i c (a) 0.8 v besat -i c 1????? t am b =25 i c /i b =5 ? 2 3 12 2 3
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