06知识单元-集成运算放大电路

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1 6 6 S060B a b c b c v 0 = v 0 = v 0 = v f v0 = v S060G v 0 v S060I V- = V + V N = V P I- =0I + = 0 I = 0 S060N V IO I IO v = 0 vo=0 A od VO = ( V V ) S060B A od I o = I I A od = r d = r od =

2 A od = r d = r od = 0 S060G v o = vs vs dt ( ) dt C = + c C S060I S060N 40mV40mV S060B S060I v c = v v C = 0v S060N v O v S0604B S0604I S0604N A v = = o =

3 6 0 S0605B S060B A. B. C. D. E. F. G. BEG S060G B A. B. C. D. S060I A. B. C. D. AC S060N C A. A vo = 0 B. r = 0 C. BW = D. r o = S060B A. V- = 0 B. V- = v C. V- = v - I D. I = I f B S060G v o

4 C A. v s +v s B. v s v s C. v s v s D. v s +v s S060I V o A. ( V + V ) dt C B. ( V + V ) dt C C. ( V + V ) dt C D. ( V + V ) dt C C S060N A. B f B. f f f C. + D. + S060B v o = A. f v / B. f v / C. + f / v C D. + f / v S060G C A. B. C. D. S060I A. A vo = r = r o = K CM= 0 B. A vo =0r = r o =0K CM = C. A vo =r = r o = 0 K CM = D. A vo = r =0r o = K CM =0 C S060N NV N =

5 6 A. 0 V B. V C. V D. V C S0604B D A. B. C. D. S0604G Dz6VV EF = Vv V Vv o A. 6V B. 6V C. V D. V A S0605G DzV Z = 0VV EF = 0V = 0k = 0k = 0k = kv T V VT A. 0V 0V B. 5V 5V C. 0V 5V D. 5V 0V B S060B S060G LC S060I S060N + th V th

6 S060B S060G LC S060I v V EF v o v S060B S060G LC S0604B S0604G LC S0606B V d = 0 I d = 0 S0606I 5V mnv I = VV o = mv I = -VV o = -5 V V S0606N a c b - 5 -

7 6 S0607B A v IC v o = 5/6 v 5v v S0607I v I v IC v IC 0v I S0607N 4V P V V 4 V S0606B C A. B. C. D. OCL S0606I B A. B. C. D. S0606N A A A..5V B. 5V C. 6.5V D. 7.5V - 5 -

8 S0607B D A. B. C. D. OCL S0607I B A. B. C. D. S0607N A A. B. C. D. S0608B A A. B. C. D. S0608I A. = = k B. C. D. = = C S0609B A A. V N = 0 B. V N = V C. V P = V -I D. V o = -V f / B - 5 -

9 6 S0609I A B A. B. C. D. S060B Av o A. 0.5 V B. V C. V D. V B S06B C A. B. C. D. S0608B 00 S0609B S060G v O + ) v ( I S0604G

10 S0605G S0606G S06B A A. B. C. S06B A A. B. C. S0608I C A. 0.5V B..5V C. V D. V S0609I C A. B. C. S060I C A. B. C. S06I C A. B. C. S0606N v I = 5mVv O = 40mV f A. 80k B. 40 k

11 6 D C. 50 k D. 70 k S0605B S060I V IO S0604I I IO I IO = I B I B S0605I Ad K CM = A S060N c S060N S0604N S0605N

12 S0605G S0606G S0640B v o = 0v s + 8v s - 0v s f =40k v o = f v s / +v s / -v s / v o = 0v s + 8v s - 0v s f / =0 f / =8, f / =0 =4k =0k =k S0640G A A v o v = -Vt = msv o =? [ t = 0 v c 0= 0] v o v o A A u o = udt, t=msu 0 =V C S0640I A v

13 6 f A v = - f / = -0 S0640N 5V v o v o A 00 U O = U = U U = [ ( U )] = ( + U ) = A 0 4 U S0640B Vo A vf = = 0. 5 V A vf =0.5V o V b A vf A vf =0.5 A vf =-0.5 A vf =- Vo F 0 =0k Ω f =0k Ω A vf = = = = 0. 5 V

14 Vo F 0 =0kΩ, F = 0KΩ Avf= = = = Vo 0 A vf =A vf A vf = 0.5 ( ) = 0. 5 = 0 // 0 = 6. 7KΩ 6.8k Ω S0640G I & S I & d = I& I& d I & d Io I & I & I & I & f o I & d S0640I av bt = s V = MC = F 0Vt = 0 f =M Ω, C = µ F t=0v v I t = t = t 6 6 C

15 6 = V t=svv vi ( t to ) + VCD = ( t ) = ( t ) 6 6 C 0 0 S0640N V o V V ba V o a I N = 0I C = + NV 0 V o =V C = C dt = ( + ) dt = ( VIdt + VI dt) C C C C t = 00.5sV =VV = 0 t V o = VIdt = = 5 t 5 6 C 0 0 5V t = 0.5sV 0 =50.5=.5V t0.5sv =VV =V t t V o = =5t+0t=5t 5V V VOPP o

16 S0640B A A v o = 0 v s v s 5 v s S0640G V =V = 0 V C = 0 V o =VV = - 0VV =0 V o -V V o -VV V =5VV o +V 4V o V o A A V o V o NV N t V V V o = - ( V 0 + ) dt C = - t = t = V 0 6 C VV N 0 t = 0.0 V V V o = - ( + ) dt + C V + V = - t + = V VV N t = S0640I - 6 -

17 6 V o = 5 t t ) 0 0 V ( t) dt V ( t dt t = 0 Vo= 0C = 0 µ F V o = t V () t dt = 5 C 0 C = = = 0 Ω 5C K 6 = C = = = 50 Ω C 0 0 K 6 = // =0//50=4.k Ω t t V o =0 V ( t) dt + V ( t dt ) 0 0 S0640N =0k Ω =0k Ω C=FV =.VV =.0V5V V V V o 0V 0Vt A A V V V o 0 V o = ( V V) = (.0.) = 0.V 0 A V o V o = - V dt V C = C 0V 0V t V t = C = = V 0. o o S06404B f=0k Ω a V o = V b V o = V av o = F V o o S F 0 = = = 40k Ω = // f =40//0=0k Ω a bv o = + F + 0 V = t - 6 -

18 = 60k Ω = // F = 60//0= 40k Ω b S0650B V o = -V -V +V V =V S0650G v o =5 ( vi 0.vI + v I ) dt, 00k Ω v I v I A v o =-v I +v I v o v I 4 A A v o = 5 ( vo + 0.vI ) dt v o =5 ( vi 0.vI + v I ) dt v o = F F vi + vi v o = vodt + vi dt 4C C F F =, =, = 5, = 5 0. = C C 4 =00k F = =00k = F =00k 4 =00k - 6 -

19 6 C = = = 0 6 F = µ F = = = 5 0 Ω = 500KΩ 6 C 0 // // // F = 00 //00 // 00 = 60KΩ ' ' // 4 = = 500 //00 = 8. KΩ = 8k S0650I v o v v u u 0 0 = u = u 0 + ( + ) u = u + u + S0650N A A A A 4 A A A A 4 v o v o v o v o4 v v v () A A A A () U o = ( + ) U = U U o = U + U = ( U + U )

20 00 U o = ( U o U o) = ( U U U ) = (6U + U + 4U ) 50 U o4 = U odt = ( U + U + U dt L 4 ) = 0 5 c (6U + U + 4U ) dt S0650B V o = V +0V +V k F F F V O = ( V + V + V ) k =k f =0 =0 k = f =0 k =0.5 f =0 k F = F = 0 = P = // // // f =0////0//0=.4 k F S0650G Dz Dz V Z = 6V A ~ A A ~ A v o v o t = 0 v c = 0t = msv o A A A A A A v o = - 6V v o = 6V 6 vo = vodt = t = 6V t = ms C 0 S06507B 8 A vf

21 6 T T V CES =V VP om f A uf = = 0 F v CC U CES ) P om = ( V = L.5W S0650N V o =V +0.5V +5V V o =V +0.5V +5V S06606N V o =V +V V V o =V +V V S0650B

22 0 a = UO, UO = 6V ; b U O = ( V ) + ( + )( ) V = 0; c U = I = 0 0KΩ = 0, U. O O = V S0650G A v =0 5 r d =00kr o =00 =0k f =00kA vf f of P f 00 A vf = - = = 0 0 V8 r f = = + r // ' f + ' f I f f =, r >> ' f ) A f r f = + A v v 00kΩ = 0kΩ kΩ of r o f of = f + // ( F = ) + A F + ro + A /( v 0.0 v f + f = ) kΩ /0kΩ 4 P = // f =0k//00k=9.k S0650I v o = f VS V V VO = () 4 5 V = V + f 5 + S S V = V +, 9 VO = V V S = (V S + VS ) + V S V () S0650N 5VD 0.7v o v o v o

23 6 5 v o = V D = 0.7Vv o = + ) 5 S06504B vo A v = v V o V N = / 0+v o v =V P = V N A v = v o = 0.7v o = - 5V 5 S06504I V V V V o V o A A V o = V V o = V V o =V o -V o = V V = = 4 V -V =V + V o = ( V V ) S06504N 4 + = V

24 0k V o =6VV o =6VV o =4VV o4 =0VV o5 =VV o6 =V S06406B A t = 0 C V V o V o S06404G v = 0sntV5V

25 6 v o = fv v v o v o v P = v 0 / 0 + v o 0 / 0 v o = 5V v P = 40 / / = 7.7V v o = 5V v P =.75 =. V a v o b S06406I A V V o V o

26 S06407B A A v o, v o v o = v vo = v v S06407I A A Dz Dz 6V CV C 0= 0v T = msv m = V v v o, v o v o v v o v o v o t = T / = ms V om = v o =6 / C = 6V S06405N V& o A& vf = V& V& o f + e A& vf = = 0 V& e - 7 -

27 6 S06408B A A v o v o v o v A A v o = v v o =v v o = v A A S06405I A A A v T = mst = 0 v o 0Vv o v o v o v o v o v o S06404N T T A v I = 500mVA vf = v O /v I v O - 7 -

28 A vf = v O /v I f / b =0v O = v I A vf 5V S06405B A A A A A A v o v o v o A A A v o = v v o =v + v v o =v o v o 00 / 50 =v + v +v S06404I A 0VV & V & f AP OM P CM o = 0V& - 7 -

29 6 I HG EA CB D P OM = V CC / L = 6W P CM 0. P OM =.W S06505I v O v S v S = = = f v S =Vv S =Vv O v N =v P v O =v O + v O v N = + f v O v N = + v P = v v = + + f v O S P vs v O = ( ( + f ) ( + f ) vs vo = + ) ( + ) v S v O = v O + v O ( + f ) = ( + ) ( v S + v S ) v O = v S +v S = V+V= 5V S06506B A A A V V V V o = V o = V o =

30 5 V o = ( + ) V = 6V V o = V V o =6 V + V + V / S06506I V o = V o = 4 4 V = V o = 4+0/0=V o 4 4 = = S06505N A A 5V I CEO 0 0V v = Vv o v o v o v = 5Vv o v o v o 4V v o = v = Vv o = 5Vv o = 0V v o = v = 5Vv o = 5Vv o = 6V S0650I V o = I =

31 6 V o =.50 / 0++0 / 0= 4V I = +.5/ 0 = 0.55mA S06507I T T Av = 500sn tmv A& v f V & o = v V& o = X & X& f I & I& V & V& o f b f V& o A& v f = = V& f / b = 0v o =5sntV S06508B A 0V v T T V& o A& v f = V V& m 0 P o max = = 6.5W L V& o A& v f = V& V m = V om / A vf = 0V / 0 = V = 00 / 0 =

32 S06505B A A A v o v o v o v v v o = v S06405G v o = 0.v dt v o = v +0.v dt v O v I v O = v I / = S06509B f = 6k = 0.8kv I = 0.5Vv O v O = 0V = f = 0.76k S0650B f = 0kv I = 0.Vv O = 0.5V = 5k = f = 4k S06504G = = = f = f v I = 4mVv I = 6mVv I = 0mV v O v O

33 6 v O =0Vv O = 0V S06505G = = = f S S A v = v O = 0mV S A v = v O = 0mV S A v = v O = 0mV

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tbjx0164ZW.PDF F = k Q Q r F = k Q = k Q r r Q Q = Fr k = C 0 5 C 9 0 5 Q 0 3 n = = 9 = 65. 0 e 6. 0 4 3 A B 7 7 9 6 C D 7 7 F = k q 7q = k 7q r r q + 7q = 4q F = k 4q 4q = k 6q r r F = 6 F 7 7q q = 3q s c = t s c =