LMP7731_15 Datasheet, PDF (10/26 Pages) Texas Instruments – 2.9 nV/sqrt(Hz) Low Noise, Precision, RRIO Amplifier

LMP7731
SNOSAT6E – JULY 2007 – REVISED MARCH 2013
Typical Performance Characteristics (continued)
Unless otherwise noted: T_A = 25°C, R_L > 10 kΩ, V_CM = V_S/2.
Time Domain Voltage Noise
Time Domain Voltage Noise
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Figure 23.
Time Domain Voltage Noise
100
80
60
40
20
0
-20
-40
-60
-80
-100
0
Figure 25.
Input Bias Current
vs.
V_CM
125°C
V_S = 2.5V
85°C
25°C
-40°C
0.5
1
1.5
2
2.5
V_CM (V)
Figure 27.
Figure 24.
Output Voltage
vs.
Output Current
1000
V_S = 2.5V, 3.3V, 5V
800
600
V_S = 2.5V
400
SINK
200
0
-200
-400
-600
SOURCE
-800
0
5 10 15 20 25 30
OUTPUT CURRENT (mA)
Figure 26.
100
80
60
40
20
0
-20
-40
-60
-80
-100
0
Input Bias Current
vs.
V_CM
125°C
V_S = 3.3V
85°C
25°C
-40°C
0.5 1 1.5 2 2.5 3 3.5
V_CM (V)
Figure 28.
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