OP97
80
收益
60
40
20
0
–20
–40
–60
100
T
A
= +125 C
T
A
= –55 C
90
135
180
225
相移 - 度
开环增益 - 分贝
10
T
A
= 25 C
V
S
= 15V
R
L
= 10k
1 ％ THD
V
OUT
= 3V RMS
70
60
50
40
30
20
10
0
10
T
A
= 25 C
V
S
= 15V
A
VCL
= +1
V
OUT
= 100mV的P-P
C
OC
= 0pF
相
1
+ EDGE
0.1
A
VCL
= 100
0.01
A
VCL
= 10
0.001
A
VCL
= 1
过冲 - ％
THD + N - ％
↑边缘
V
S
= 15V
V
S
= 15V
T
A
= –55 C
C
L
= 20pF的
C
L
= 20pF的
T
A
= +125 C
R
L
= 1M
R
L
= 1M
100pF的过度补偿
100pF的过度补偿
1k
10k
100k
频率 - 赫兹
1M
10M
0.0001
10
100
1k
频率 - 赫兹
10k
100
1000
负载电容 - pF的
10000
TPC 19.开环增益，相位与
FREQUENCY （C
OC
= 0 pF）的
TPC 20.总谐波失真
PLUS噪声和频率
TPC 21.小信号过冲与
容性负载
80
收益
60
1
T
A
= +125 C
R
l
= 10k
V
S
= 15V
C
L
= 100pF的
1000
T
A
= –55 C
压摆率 - V / S
40
20
0
–20
–40
–60
100
V
S
= 15V
T
A
= +125 C
C
L
= 20pF的
T
A
= –55 C
R
L
= 1M
100pF的过度补偿
1k
10k
100k
频率 - 赫兹
1M
T
A
= –55 C
T
A
= +125 C
90
135
180
225
0.1
T
A
= –55 C
增益 - 带宽 - 千赫
相移 - 度
开环增益 - 分贝
相
T
A
= +125 C
100
0.01
10
V
S
= 15V
C
L
= 20pF的
R
L
= 1M
A
V
= 100
1
1
10
100
10000
1000
过度补偿电容 - pF的
0.001
10M
1
10
100
10000
1000
过度补偿电容 - pF的
TPC 22.开环增益，相位与
FREQUENCY （C
OC
= 100 pF的）
TPC 23.摆率与超额
赔偿金
TPC 24.增益带宽积主场迎战
过度补偿
80
60
T
A
= –55 C
T
A
= +25 C
T
A
= +125 C
80
60
相移 - 度
1000
T
A
= +125 C
T
A
= +25 C
T
A
= +125 C
相移 - 度
T
A
= 25 C
V
S
= 15V
100
输出阻抗 -
开环增益 - 分贝
开环增益 - 分贝
40
相
20
0
–20
–40
–60
100
V
S
= 15V
C
L
= 20pF的
R
L
= 1M
100pF的过度补偿
1k
10k
100k
频率 - 赫兹
1M
收益
T
A
= –55 C
T
A
= +125 C
90
135
180
225
40
相
20
0
–20
–40
–60
100
V
S
= 15V
C
L
= 20pF的
R
L
= 1M
100pF的过度补偿
1k
10k
100k
频率 - 赫兹
1M
收益
T
A
= +125 C
T
A
= –55 C
90
135
180
225
10
A
VCL
= 1000
1
A
VCL
= 1
0.1
0.01
0.001
10M
10M
1
10
100
1k
频率 - 赫兹
10k
100k
TPC 25.开环增益，相位与
FREQUENCY （C
OC
= 1000 pF的）
TPC 26.开环增益，相位与
FREQUENCY （C
OC
= 10,000 pF的）
TPC 27.闭环输出电阻
tance与频率的关系
–6–
Rev. D的
