OPA388_17 Datasheet, PDF (10/34 Pages) Texas Instruments – Precision, Zero-Drift, Zero-Crossover, True Rail-to-Rail Input/Output, Operational Amplifiers

OPA388, OPA2388, OPA4388
SBOS777 – DECEMBER 2016
www.ti.com
Typical Characteristics (continued)
at T_A = 25°C, V_S = ±2.5 V, V_CM = V_S / 2, R_LOAD = 10 kΩ connected to V_S / 2, and C_L = 100 pF (unless otherwise noted)
60
1500
G = +1
G= +10
40
G= +100
1000
20
500
0
0
-20
100
1k
10k
100k
1M
10M
Frequency (Hz)
C004
Figure 7. Closed-Loop Gain and Phase vs Frequency
1.5
1.3
1.0
0.8
0.5
0.3
0.0
±75 ±50 ±25
ios
0 25 50 75 100 125 150
Temperature (ƒC)
C001
Figure 9. Input Bias Current vs Temperature
160
140
120
100
80
60
40
20
0
1
CMRR
+PSRR
±PSRR
10 100
1k 10k 100k 1M 10M
Frequency (Hz)
C004
Figure 11. CMRR and PSRR vs Frequency
±500
±3
±2
±1
0
1
2
3
Input Common-mode Voltage (V)
C001
Figure 8. Input Bias Current vs Common-Mode Voltage
3
2.5
2
1.5
1
0.5
0
-0.5
-1
-1.5
-2
-2.5
-3
0
125°C
25°C
±40°C
10 20 30 40 50 60 70 80 90 100
Output Current (mA)
C001
Figure 10. Output Voltage Swing vs Output Current
(Maximum Supply)
180
0.001
160
0.01
140
0.1
120
1
100
10
±75 ±50 ±25 0 25 50 75 100 125 150
Temperature (ƒC)
C001
Figure 12. CMRR vs Temperature
10
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