OP27
30
V
S
=
±15V
25
110
T
A
=
25°C
20
T
A
= 70°C
90
70
50
30
10
–10
130
OPEN-LOOP GAIN (dB)
15
10
THERMAL
SHOCK
RESPONSE
BAND
5
DEVICE IMMERSED
IN 70°C OIL BATH
00317-016
0
20
40
TIME (Sec)
60
80
100
1
10
100
1k
10k
100k
1M
10M
100M
FREQUENCY (Hz)
Figure 16. Offset Voltage Change Due to Thermal Shock
Figure 19. Open-Loop Gain vs. Frequency
PHASE MARGIN (Degrees)
50
V
S
=
±15V
10
70
ΦM
V
S
=
±15V
60
9
40
30
50
4
GBW
8
OP27C
10
OP27A
00317-017
SLEW RATE (V/μS)
20
3
SLEW
7
2
–75
–50
–25
0
25
50
75
100
00317-020
0
–50
–25
0
25
50
75
100
125
150
6
125
TEMPERATURE (°C)
TEMPERATURE (°C)
Figure 17. Input Bias Current vs. Temperature
Figure 20. Slew Rate, Gain Bandwidth Product, Phase Margin vs.
Temperature
50
V
S
=
±15V
25
20
GAIN
15
T
A
= 25°C
V
S
=
±15V
80
100
120
PHASE
MARGIN
= 70°
140
160
180
200
220
100M
PHASE SHIFT (Degrees)
00317-021
INPUT OFFSET CURRENT (nA)
40
30
GAIN (dB)
10
5
0
–5
20
OP27C
10
OP27A
–50
–25
0
25
50
75
100
125
00317-018
0
–75
TEMPERATURE (°C)
–10
1M
10M
FREQUENCY (Hz)
Figure 18. Input Offset Current vs. Temperature
Figure 21. Gain, Phase Shift vs. Frequency
Rev. F | Page 10 of 20
GAIN BANDWIDTH PRODUCT (MHz)
INPUT BIAS CURRENT (nA)
00317-019
0
–20
VOLTAGE GAIN (dB)
AD [ ANALOG DEVICES ]
