OP97_07 Datasheet, PDF (9/16 Pages) Analog Devices – Low Power, High Precision Operational Amplifier

80
GAIN
60
T_A = –55°C
40
PHASE
20
T_A = +125°C
T_A = +125°C ₉₀
135
0
180
T_A = –55°C
–20
V_S = ±15V
–40 ^{CL = 20pF}
R_L = 1MΩ
100pF OVERCOMPENSATION
–60
100
1k
10k
100k
1M
FREQUENCY (Hz)
225
10M
Figure 20. Open-Loop Gain, Phase vs. Frequency (COC = 0 pF)
10
T_A = 25°C
V_S = ±15V
1
R_L = 10kΩ
1% THD
V_OUT = 3V rms
0.1
0.01
A_VCL = 100
A_VCL = 10
0.001
A_VCL = 1
0.0001
10
100
1k
10k
FREQUENCY (Ω)
Figure 21. Total Harmonic Distortion Plus Noise vs. Frequency
70
T_A = 25°C
60
V_S = ±15V
A_VCL = +1
V_OUT = 100mV p-p
50 COC = 0pF
40
+EDGE
–EDGE
30
20
10
0
10
100
1k
10k
LOAD CAPACITANCE (pF)
Figure 22. Small Signal Overshoot vs. Capacitive Load
OP97
80
PHASE
60
T_A = –55°C
40
GAIN
20
90
T_A = +125°C
135
0
T_A = +125°C
180
T_A = –55°C
–20
V_S = ±15V
–40 ^{CL = 20pF}
R_L = 1MΩ
100pF OVERCOMPENSATION
–60
100
1k
10k
100k
1M
FREQUENCY (Hz)
225
10M
Figure 23. Open-Loop Gain, Phase vs. Frequency (COC = 100 pF)
1
T_A = +125°C
0.1
T_A = –55°C
R_L = 10kΩ
V_S = ±15V
C_L = 100pF
0.01
0.001
1
10
100
1k
10k
OVERCOMPENSATION CAPACITOR (pF)
Figure 24. Slew Rate vs. Overcompensation
1000
100
T_A = –55°C
T_A = +125°C
10
V_S = ±15V
C_L = 20pF
R_L = 1MΩ
A_V = 100
1
1
10
100
1k
10k
OVERCOMPENSATION CAPACITOR (pF)
Figure 25. Gain Bandwidth Product vs. Overcompensation
Rev. F | Page 9 of 16