OPA2171-EP_16 Datasheet, PDF (11/28 Pages) Texas Instruments – 36-V, Single-Supply, SOT553, General-Purpose Operational Amplifiers

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OPA2171-EP
SBOS735 – SEPTEMBER 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.
180
180
25
Gain
135
90
20
135
Phase
15
10
90
5
0
45
45
-5
0
-45
1
0
-45
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
-10
-15
-20
10k
G = 10
G=1
G = -1
100k
1M
10M
Frequency (Hz)
100M
Figure 19. Open-Loop Gain and Phase vs Frequency
3
5 Typical Units Shown
2.5
V_S = 2.7V
V_S = 4V
V_S = 36V
2
1.5
1
0.5
0
-75 -50 -25
0 25 50 75 100 125 150
Temperature (°C)
Figure 20. Closed-Loop Gain vs Frequency
1M
100k
10k
1k
100
10
1
1m
1
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
Figure 21. Open-Loop Gain vs Temperature
50
R_L = 10kW
45
40
35
30
25
20
G = +1
15
R_OUT = 0W
+18V
ROUT
10
R_OUT = 25W
OPA171
-18V
RL
CL
5
R_OUT = 50W
0
0 100 200 300 400 500 600 700 800 900 1000
Capacitive Load (pF)
Figure 22. Open-Loop Output Impedance vs Frequency
50
45
R_OUT = 0W
40
R_OUT = 25W
35
R_OUT = 50W
30
25
20
15
10
5
0
0
RI = 10kW
RF = 10kW
+18V
OPA171
-18V
G = -1
ROUT
CL
100 200 300 400 500 600 700 800 900 1000
Capacitive Load (pF)
Figure 23. Small-Signal Overshoot vs Capacitive Load (100-
mV Output Step)
Figure 24. Small-Signal Overshoot vs Capacitive Load (100-
mV Output Step)
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