Title: T
1 ?3? ??????
???
??? ?????? ?????
????????
???????????
??
??
??
23.1?????????????????
3.1.1 ????????????
- ??????????
- ?? ??????? ?????
?? ??
???????????,????????????
3??,????????? ?????????
T
?Q???????,?
?????????
?????
4Q
t
t
53.1.2 ??????????
1.???? ?? ?? ???
2.?????????????
??
??
??
?????
???,?????
???
???,?????
??????
??
6??????????
?????? ???????? ???????? ??IC??,???, ???????
?????? ????????? ????????, ??IC0,???? ??,
???????
??????? ??????????????,??IC? 0,????????
??
??
7???????????????,???????????????
3.2 ??????????
?????????????????????????????????????????,??
????????????????(Output Transformerless)??,??OTL??
? ??????????????,???????,????????(Output
Capacitorless)??,??OCL??? OTL?????????,
OCL??????????
81.???????????? ?????????(OCL)
91. ????
????????????????
?
?
???????????????
2. ????
???,
??, ??,
???? ????
???,
??, ??,
????????
10(3)???????
?????
?????
??
??????
????
???(2????)
??
112.?????????????
?????????
????????? ????????? ????????? ?????????, ????????
? ?????
??
??
??
122.?????????????
?????????????????
??
??
??
13?
?????,????,??,????
?
????
??????
???????
????
14??
????
?
15 3.3 OTL??
(1) ??
T1?T2????? ??NPN????PNP? ?????????? ??????? ???
???
(2) ???(ui 0)
OTL????
, IC1? 0, IC2 ? 0
???????
16(3) ???
?????UCC/2 ????????????
??????ui????
ic1
T1???T2?? ???????
uo
??????ui????
ic2
T2???T1?? ????,?????
????
????????,??????????,??????????????????
17???????
18 (4) ????
?????ui?????, ???????????? ?????????
????????? ????????????, ui lt ????????????
?????????
???????????????,????????????,??????????
19(5) ?????????
???T1?T2 ?????????????D1?D2???????,?????????????
?
???,?ui ??????????T2 ??,T1?????????,????????????
?T1??,T2?????????,??????????
202. OCL??
?? ?????? ???????
ic1
uo
???
ui 0V, iC1? 0, iC2? 0 uo 0V?
ic2
???
ui gt 0V
T1??,T2??
OCL????
ui lt 0V
T2??,T1??
21(No Transcript)
2216.8.2 ????
????????????????????? ??????????????????????
23???????????
1. ????????????
2. ????
??????????????,??????
??????????????
????????????????????
?????????????
24??UZ4V, UBE0.6V,RC13k?,RC2500 ? , ?1 ?250?
?
?????,IC12.3mA,Uo7.75V?
???????? IC1?? 1,???????Uo??????
IC1 2.3?1.01 mA 2.323 mA
UC1 UZ UBE2 4 0.6 V 4.6 V
25??UZ4V, UBE0.6V,RC13k?,RC2500 ? , ?1 ?250?
?
?????,IC12.3mA,Uo7.75V?
IC2 ?2 IC2 50 ? 0.147mA 7.35mA
? Uo 8.325-7.75V 0.575V ???7.42
??,????????,???????,??????????????????
26??????? ??????????????????????
???,??????????,??????????????????
????????????????????? ?????????????
??? ????
????? ????
?? ????
?????????????????????,???????????????????
27 ?????????????????????????????
???????,????????????????????
?????????,????????,?????????