OPA1678 Datasheet, PDF (12/41 Pages) Texas Instruments – Low-Distortion Audio Operational Amplifiers

OPA1678, OPA1679
SBOS855 – FEBRUARY 2017
Typical Characteristics (continued)
at T_A = 25°C, V_S = ±15 V, and R_L = 2 kΩ, unless otherwise noted
8
6
4
2
0
-2
-4
-6
-8
±18 ±15 ±12 ±9 ±6 ±3 0 3 6 9
Common-Mode Voltage (V)
IB(N)
IB(P)
I(OS)
12 15 18
C008
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3
2.8
2.6
2.4
2.2
2
1.8
1.6
1.4
1.2
1
±40
±15
10
35
60
Temperature (ƒC)
85
110
C008
Figure 19. I_B and I_OS vs Common-Mode Voltage
3
2.5
2
1.5
1
0.5
0
0
5 10 15 20 25 30 35 40
Supply Voltage (V)
C008
Figure 20. Supply Current vs Temperature
20
18
16
14
12
10
8
6
-40°C
4
0°C
2
25°C
85°C
0
0 5 10 15 20 25 30 35 40 45 50 55 60
Output Current (mA)
C004
Figure 21. Supply Current vs Supply Voltage
0
-40°C
-2
0°C
-4
25°C
-6
85°C
-8
-10
-12
-14
-16
-18
-20
0
5 10 15 20 25 30 35 40 45 50
Output Current (mA)
C004
Figure 22. Output Voltage vs Output Current (Sourcing)
80
ISC (+)
60
ISC (-)
40
20
0
±20
±40
±60
±40 ±15
10
35
60
85
Temperature (sC)
110
135
C003
Figure 23. Output Voltage vs Output Current (Sinking)
Figure 24. Short-Circuit Current vs Temperature
12
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