OPA4188 Datasheet, PDF (15/35 Pages) Texas Instruments – Zero-Drift Operational Amplifiers

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OPA4188
SBOS641C – JUNE 2012 – REVISED NOVEMBER 2015
V_S = ±18 V, V_CM = V_S / 2, R_LOAD = 10 kΩ connected to V_S / 2, and C_L = 100 pF, unless otherwise noted.
G = +1
R_L = 10 kW
C_L = 10 pF
G = -1
R_L = 10 kW
C_L = 10 pF
Time (50 ms/div)
10
8
6
4
2
0
-2
-4
-6
-8
-10
0
Figure 31. Large-Signal Step Response
G = -1
12-Bit Settling
(±1/2 LSB = ±0.024%)
10
20
30
40
50
60
Time (ms)
Figure 33. Large-Signal Settling Time (10-V Positive Step)
30
20
10
I_SC, Source
0
I_SC, Sink
-10
-20
-30
-55 -35 -15
5 25 45 65 85 105 125 150
Temperature (°C)
Figure 35. Short Circuit Current vs Temperature
Time (50 ms/div)
10
8
6
4
2
0
-2
-4
-6
-8
-10
0
Figure 32. Large-Signal Step Response
G = -1
12-Bit Settling
(±1/2 LSB = ±0.024%)
10
20
30
40
50
60
Time (ms)
Figure 34. Large-Signal Settling Time (10-V Negative Step)
15
V_S = ±15 V
12.5
10
Maximum output voltage without
slew-rate induced distortion.
7.5
V_S = ±5 V
5
2.5
V_S = ±2.25 V
0
1k
10k
100k
1M
10M
Frequency (Hz)
Figure 36. Maximum Output Voltage vs Frequency
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