5.15.25.35.45.55.6
5.1 IC (Integrated Circuit)//
1. 2. 3. ()4. 5. NPN PNP PNP 10
5.2 Aod Aod Aod 100 ~ 140 dB
UIO UIO UIO 1 ~ 10 mVUIO 1 mV 10 ~ 20 V 0.5 V
IIO IIO ~ 1 nA
IIB rid KCMR 80 dB 160 dB
UIcm UIdm - 3 dB fH Aod 3 dB fH
BWGAod 0 dB 1 SR V / s SR
5.35.3.1
( Current Mirror) UBE1 = UBE2VT1 VT2 IB1 = IB2 = IBIC1 = IC2 = IC >> 2
UBE1 + IE1R1 = UBE2 + IE2R2 UBE1 UBE2
IC1 IC2 Re
5.3.21. uId = 0UCQ1 = UCQ2UO = 0
2. VT1 VT2 (uId)
3. uId uIc(uIc)Ac Ad
KCMR(1) KCMR KCMR(2) Ac = 0 KCMR = (3)
1. Re Re Ac
2. uId = 0 IBQ1 = IBQ2 = IBQICQ1 = ICQ2 = ICQ UBEQ1 = UBEQ2 = UBEQUCQ1 =UCQ2 = UCQ 1= 2= IBQR + UBEQ + 2IEQRe = VEEICQ IBQ
3.
1. VT3 iC1iC2
2. VT3 Rb1
3.
1. (a)
2. uO VT2 uO (b)
3. 4 (c)
4. VT2 (d)
5.3.3 4.2.17VT1 VT2 VT3VT2
(1) Ad Au Ad Ro = 2Rc Ro = Rc (2) KCMR (3) (4) (5) Rid 2(R + rbe)
1. Ad 2.KCMR 3. 1. Ad 2. KCMR 3. 1. Ad 2.KCMR 3. 1. Ad 2. 3. 4.
I io = ic4 - ic2 = 2ic4 io
iB1
rberbe 1rbe1
1. 2. (a) NPN (b) PNP
1. 1 2 rbe = rbe12. 1 2 rbe = rbe1 3.
5.3.4 uI uI > 0VT1 VT2 iC1+VCC VT1 RL uI < 0VT2 VT1 iC2 RL VT2 -VCC uI iL uO
1. 2. R1RR2VD1VD2
VT3VT4
VD3VD4Re1Re2 VD3VD4 VT1 IC1 URe1 VD3 IB1 IC1 VT1 VT2 IC2 URe2 VD4 IB2 IC2 VT2
VT3VT4Re1Re2 Re IEm UD UBE Iem
5.4 F007CMOS C145735.4.1 F007 F007 (a)(b)
F007
1. IREFI11IC10I3, 4IC9IC8IC12IC13 F007
2. VT1VT2VT3VT4 - VT1VT2 VT5VT6 VT4 uORW R VT7 R2
VT7 1. VT1VT2 2. VT3VT4 VT5VT6 3. VT3VT4 4.
3. VT4 VT6 VT16 VT17 VT13 8930pF
4. F007 VT14 VT18 VT19 VD1 VD2 R9R10 VT15 R7R8 R7R8 UBE
6.5 1 ~ 2 ()
1012 - 1 000 V/s 10 MHz
A / D D / A -
5.65.6.15.6.21.
2. 3.
5.6.31. (a) (b)
2. VD1 VD23. VDZ1VDZ2
* Aod = ro = 0 KCMR = rid = UIO = 0IIO = 0 UIO = IIO = 0 IIB = 0- 3 dB fH =
1.
2. rid = +UOPP-UOPP
u+ > u- uO = + UOPP u+ < u- , uO = - UOPP1. uO (u+ - u-) u+ u- 2.
Aod u+ u- Aod (u+ - u- )UOPPF007 Uopp = 14 VAod 2 105
514PNP1