Datasheet

10k
1k
100
10
1
0.1
Z ( )W
O
1 10 100 1k 10k 10M
Frequency (Hz)
100k 1M
40
35
30
25
20
15
10
5
0
Overshoot (%)
0 100 200 300 400 500 600 700 800 900 1000
Capacitive Load (pF)
+18 V
-18 V
R
ISO
C
L
Device
R
L
G = +1
R = 0 W
ISO
R = 25 W
ISO
R = 50 W
ISO
R = kW
L
10
0.5
0.48
0.46
0.44
0.42
0.4
0.38
0.36
0.34
0.32
0.3
I (mA)
Q
-55 -35 -15 5 25 125
Temperature ( C)°
45 1058565
V = 18 V±
S
V = 2 V±
S
3
2.5
2
1.5
1
0.5
0
A ( V/V)m
OL
-55 -35 -15 5 25 125
Temperature ( C)°
45 1058565
V = 4 V, R = 10 kW
SUPPLY L
V = 36 V, R = 10 kW
SUPPLY L
0.5
0.48
0.46
0.44
0.42
0.4
0.38
0.36
0.34
0.32
0.3
I (mA)
Q
0 4 8 12 16 36
SupplyVoltage(V)
32282420
SpecifiedSupply-VoltageRange
0.1
0.01
0.001
0.0001
0.00001
Total Harmonic Distortion + Noise (%)
0.01 0.1 1 10 20
Output Amplitude (V )
RMS
-60
80
100
120
140
-
-
-
-
Total Harmonic Distortion + Noise (dB)
BW = 80 kHz
G = +1, R = 10 kW
L
G = 1, R = 10 k- W
L
OPA188
SBOS642A –MARCH 2013–REVISED MARCH 2013 www.ti.com
TYPICAL CHARACTERISTICS (continued)
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.
Figure 20. THD+N vs OUTPUT AMPLITUDE Figure 21. QUIESCENT CURRENT vs SUPPLY VOLTAGE
Figure 22. QUIESCENT CURRENT vs TEMPERATURE Figure 23. OPEN-LOOP GAIN vs TEMPERATURE
Figure 24. OPEN-LOOP OUTPUT IMPEDANCE vs Figure 25. SMALL-SIGNAL OVERSHOOT vs
FREQUENCY
CAPACITIVE LOAD (100-mV Output Step)
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