MC34071,2,4 ,A MC33071,2,4 ,A , NCV33074A
THD ,总谐波失真( % )
THD ,总谐波失真( % )
0.4
A
V
= 1000
0.3
V
CC
= +15 V
V
EE
= −15 V
V
O
= 2.0 V
pp
R
L
= 2.0 k
T
A
= 25°C
4.0
V
CC
= +15 V
V
EE
= −15 V
R
L
= 2.0 k
T
A
= 25°C
3.0
A
V
= 1000
0.2
A
V
= 100
0.1
A
V
= 10
0
10
100
1.0 k
男,频率(Hz )
2.0
A
V
= 100
1.0
A
V
= 10
A
V
= 1.0
0
0
4.0
8.0
12
16
20
V
O
,输出电压摆幅(V
pp
)
A
V
= 1.0
10 k
100 k
图16.总谐波失真
与频率
图17.总谐波失真
与输出电压摆幅
AVOL ,开环电压增益(dB )
AVOL ,开环电压增益(dB )
116
112
108
104
100
96
−55
V
CC
= +15 V
V
EE
= −15 V
V
O
= -10 V至+10 V
R
L
= 10 k
f
≤
10Hz
100
0
80
相
60
40
20
0
1.0
V
CC
= +15 V
V
EE
= −15 V
V
O
= 0 V
R
L
= 2.0 k
T
A
= 25°C
10
100
1.0 k
10 k
100 k
1.0 M
男,频率(Hz )
相
余量
= 60°
90
135
180
10 M 100 M
收益
45
φ
过剩相(度)
125
−25
0
25
50
75
100
125
T
A
,环境温度( ° C)
图18.开环电压增益
与温度的关系
图19.开环电压增益和
相位与频率
AVOL ,开环电压增益(dB )
20
10
0
−10
GBW ,增益带宽积( NORMALIED )
1
1.15
1.1
1.05
1.0
0.95
0.9
0.85
−55
V
CC
= +15 V
V
EE
= −15 V
R
L
= 2.0 k
收益
保证金= 12分贝
120
140
1. R相
L
= 2.0 k
2. R相
L
= 2.0 K,C
L
= 300 pF的
-20 3.增益ř
L
= 2.0 k
4.增益ř
L
= 2.0 K,C
L
= 300 pF的
−30 V
CC
= +15 V
V
EE
= 15 V
V
O
= 0 V
T
A
= 25°C
−40
1.0
2.0
3.0 5.0
7.0
3
4
2
10
20
160
180
30
φ
过剩相(度)
相
保证金= 60 °
100
−25
0
25
50
75
100
男,频率(MHz)
T
A
,环境温度( ° C)
图20.开环电压增益和
相位与频率
图21.归增益带宽
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