Datasheet

OP97
Rev. F | Page 9 of 16
80
60
40
20
0
–20
90
135
180
225
–40
–60
10M100 1k 10k 100k 1M
FREQUENCY (Hz)
OPEN-LOOP GAIN (dB)
PHASE SHIFT (Degrees)
00299-020
GAIN
PHASE
T
A
= +125°C
T
A
= –55°C
T
A
= +125°C
T
A
= –55°C
V
S
= ±15V
C
L
= 20pF
R
L
= 1MΩ
100pF OVERCOMPENSATION
Figure 20. Open-Loop Gain, Phase vs. Frequency (C
OC
= 0 pF)
10
1
0.1
0.01
0.001
0.0001
10 100 1k 10k
FREQUENCY (Ω)
00299-021
THD + N (%)
A
VCL
= 100
A
VCL
= 10
A
VCL
= 1
T
A
= 25°C
V
S
= ±15V
R
L
= 10kΩ
1% THD
V
OUT
= 3V rms
Figure 21. Total Harmonic Distortion Plus Noise vs. Frequency
70
60
50
40
30
20
10
0
10 100 1k 10k
LOAD CAPACITANCE (pF)
00299-022
OVERSHOOT (%)
T
A
= 25°C
V
S
= ±15V
A
VCL
= +1
V
OUT
= 100mV p-p
C
OC
= 0pF
+EDGE
–EDGE
Figure 22. Small Signal Overshoot vs. Capacitive Load
80
60
40
20
0
–20
90
135
180
225
–40
–60
10M100 1k 10k 100k 1M
FREQUENCY (Hz)
OPEN-LOOP GAIN (dB)
PHASE SHIFT (Degrees)
00299-023
GAIN
PHASE
T
A
= +125°C
T
A
= –55°C
T
A
= +125°C
T
A
= –55°C
V
S
= ±15V
C
L
= 20pF
R
L
= 1MΩ
100pF OVERCOMPENSATION
Figure 23. Open-Loop Gain, Phase vs. Frequency (C
OC
= 100 pF)
1
0.1
0.01
0.001
1 10 100 1k 10k
OVERCOMPENSATION CAPACITOR (pF)
SLEW RATE (V/µs)
00299-024
T
A
= +125°C
T
A
= –55°C
R
L
= 10kΩ
V
S
= ±15V
C
L
= 100pF
Figure 24. Slew Rate vs. Overcompensation
1000
100
10
1
1 10 100 1k 10k
OVERCOMPENSATION CAPACITOR (pF)
GAIN BANDWIDTH (kHz)
00299-025
T
A
= +125°C
T
A
= –55°C
V
S
= ±15V
C
L
= 20pF
R
L
= 1MΩ
A
V
= 100
Figure 25. Gain Bandwidth Product vs. Overcompensation