OPA2180
OPA4180
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SBOS584B –NOVEMBER 2011–REVISED DECEMBER 2011
TYPICAL CHARACTERISTICS
VS = ±18 V, VCM = VS/2, RLOAD = 10 kΩ connected to VS/2, and CL = 100 pF, unless otherwise noted.
IB AND IOS vs COMMON-MODE VOLTAGE
INPUT BIAS CURRENT vs TEMPERATURE
500
400
300
200
100
0
4000
3000
2000
1000
0
IB+
IB-
IOS
+IB
-IB
IOS
-100
-200
-300
-1000
-2000
-20
-15
-10
-5
0
5
10
15
20
-55 -35 -15
5
25
45
65
85
105 125
VCM (V)
Temperature (°C)
Figure 1.
Figure 2.
OUTPUT VOLTAGE SWING vs OUTPUT CURRENT
(Maximum Supply)
CMRR vs TEMPERATURE
20
19
40
35
30
25
20
15
10
5
(V-) < VCM < (V+) - 1.5 V
-40°C
+85°C
+125°C
(V-) + 0.5 V < VCM < (V+) - 1.5 V
18
17
VSUPPLY = ±2 V
16
15
14
-14
-15
-16
-17
-18
-19
-20
0
0
2
4
6
8
10 12 14 16 18 20 22 24
-55 -35 -15
5
25
45
65
85
105 125
Output Current (mA)
Temperature (°C)
Figure 3.
Figure 4.
INPUT VOLTAGE NOISE SPECTRAL DENSITY vs
FREQUENCY
0.1-Hz TO 10-Hz NOISE
100
10
1
Peak-to-Peak Noise = 250 nV
Time (1 s/div)
0.1
1
10
100
1k
10k
100k
Frequency (Hz)
Figure 5.
Figure 6.
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