OPA170_12 Datasheet, PDF (10/30 Pages) Texas Instruments – 36V, Single-Supply, SOT553, Low-Power OPERATIONAL AMPLIFIERS

OPA170
OPA2170
OPA4170
SBOS557A – AUGUST 2011 – REVISED SEPTEMBER 2011
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TYPICAL CHARACTERISTICS (continued)
V_S = ±18V, V_CM = V_S/2, R_LOAD = 10kΩ connected to V_S/2, and C_L = 100pF, unless otherwise noted.
OPEN-LOOP GAIN AND PHASE vs FREQUENCY
CLOSED-LOOP GAIN vs FREQUENCY
140
135
50
120
Gain
100
80
60
90
40
45
30
0
Phase
-45
20
40
-90
10
20
-135
0
-180
-20
-225
-40
-270
0.1 1 10 100 1k 10k 100k 1M 10M
Frequency (Hz)
0
−10
−20
1k
G = −1
G=1
G = 10
10k
100k
1M
Frequency (Hz)
10M
100M
G020
Figure 19.
Figure 20.
OPEN-LOOP GAIN vs TEMPERATURE
3
V_S = 2.7V
2.5
V_S = 4V
V_S = 36V
2
1.5
1
0.5
0
-75 -50 -25
0 25 50 75
Temperature (°C)
Figure 21.
100 125 150
OPEN-LOOP OUTPUT IMPEDANCE vs FREQUENCY
10k
1k
100
10
1
1m
1
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
Figure 22.
SMALL-SIGNAL OVERSHOOT vs CAPACITIVE LOAD
(100mV Output Step)
SMALL-SIGNAL OVERSHOOT vs CAPACITIVE LOAD
(100mV Output Step)
W
W
W
W
W
+18V
OPA170
-18V
G = +1
ROUT
RL
CL
Figure 23.
W
W
W
RI = 10kW
RF = 10kW
+18V
OPA170
-18V
G = -1
ROUT
CL
Figure 24.
10
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