OPA369_1 Datasheet, PDF (6/20 Pages) Texas Instruments – 1.8V, 700nA, Zerø-Crossover RAIL-TO-RAIL I/O OPERATIONAL AMPLIFIER

OPA369
OPA2369
SBOS414B – AUGUST 2007 – REVISED DECEMBER 2008 ............................................................................................................................................ www.ti.com
TYPICAL CHARACTERISTICS (continued)
At T_A = +25°C, V_S = 5V, and R_L = 100kΩ connected to V_S/2, unless otherwise noted.
OPEN-LOOP GAIN AND PHASE
vs FREQUENCY
140
180
120
GAIN
100
135
80
60
90
40
PHASE
20
45
0
-20
0
0.001 0.01 0.1
1
10 100 1k 10k 20k
Frequency (Hz)
Figure 7.
COMMON-MODE REJECTION RATIO
vs FREQUENCY
120
OPEN-LOOP GAIN vs TEMPERATURE
3.0
R_L = 10kW
2.5
R_L = 100kW
2.0
1.5
1.0
0.5
0
-75 -50 -25
0 25 50
Temperature (°C)
Figure 8.
75 100 125
COMMON-MODE REJECTION RATIO
vs TEMPERATURE
10
100
8
80
6
60
4
40
20
2
0
10
110
100
90
80
70
60
50
40
30
20
10
0
1
100
1k
Frequency (Hz)
Figure 9.
10k 20k
POWER-SUPPLY REJECTION RATIO
vs FREQUENCY
+PSRR
-PSRR
10
100
1k
Frequency (Hz)
Figure 11.
10k 20k
0
-75 -50 -25
0 25 50
Temperature (°C)
Figure 10.
75 100 125
POWER-SUPPLY REJECTION RATIO
vs TEMPERATURE
20
10 Typical Units Shown
15
10
5
0
-5
-10
-15
-20
-75 -50 -25
0 25 50
Temperature (°C)
Figure 12.
75 100 125
6
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