?a?????t 3DA4014 ??????1?????????e???1 ?t?y?a???1ye?t1??? 1 ?????? 3DA4014 1 npn e??? ?1|a? ?1 ?a? ? ?1|?? ?? 1|a?3? ?a ???? ??a ?????1?? ?a??e? ?a?e?o? ae?? to - 3 p ( n ) 2 ??e? 2.1 ???t? 3y?e1?? t am b = 25 2? y ?? 3? ?o? ???? ??? ???? - ? ????1 v cb0 2 0 0 v ???? - l?????1 v ce0 1 6 0 v l??? - ? ????1 v eb0 5 v ????? i c 7 a ta = 2 5 3 o?1|a tc = 2 5 p tot 80 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 =200v , i e = 0 3 0 a l??? - ??????1? i eb0 v eb =7v , i c = 0 3 0 a 12l????y????? ??2?? h fe a v ce =5v , i c = 1 a 5 5 2 0 0 ???? - l???o??1 v cesat a i c =3a, i b = 0 . 3 a 3 v ???a f t v ce =5v , i c =1a f=3mhz 2 0 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 3ca4014 3 ?e???? 1 i c (a ) 10 100 v ce (v ) 100 05 0 p to t (w ) t ( ) 24 12 0 36 48 0. 1 0. 01 1 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 ? 2 3 12 2 3
|
