Datasheet

2.5
2.0
1.5
1.0
0.5
0
I (mA)
Q
-50 -25
-75
0 25 50
75
100 125 150
Temperature( C)
°
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
I (mA)
Q
0
4
8 12 16 20 24 28 32 36
Supply Voltage (V)
Specified Supply-Voltage Range
OPA140
140
120
100
80
60
40
20
0
20-
180
135
90
45
0
Gain (dB)
Phase (degrees)
10 100
1k 10k 100k 1M 10M 100M
Frequency (Hz)
Phase
Gain
40
30
20
10
0
10
20
-
-
-
-
30
40
Gain (dB)
100k 1M 10M 100M
Frequency (Hz)
G = +10
G = +1
G = 1-
C = 30pF
L
-50 -25
-75
0 25 50
75
100 125 150
Temperature( C)
°
0
0.2
0.4
0.6
0.8
1.0
-
-
-
-
-
-
-
1.2
1.4
A ( V/V)m
OL
2k LoadW
10k LoadW
Z ( )W
O
10
Frequency (Hz)
100M
100
1k 10k 100k 10M1M
1k
100
10
1
OPA140
OPA2140, OPA4140
www.ti.com SBOS498A –JULY 2010–REVISED AUGUST 2010
TYPICAL CHARACTERISTICS (continued)
At T
A
= +25°C, V
S
= ±18V, R
L
= 2kΩ connected to midsupply, V
CM
= V
OUT
= midsupply, unless otherwise noted.
QUIESCENT CURRENT vs TEMPERATURE QUIESCENT CURRENT vs SUPPLY VOLTAGE
Figure 14. Figure 15.
GAIN AND PHASE vs FREQUENCY CLOSED-LOOP GAIN vs FREQUENCY
Figure 16. Figure 17.
OPEN-LOOP GAIN vs TEMPERATURE OPEN-LOOP OUTPUT IMPEDANCE vs FREQUENCY
Figure 18. Figure 19.
Copyright © 2010, Texas Instruments Incorporated 9
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