OPA1641-Q1 Datasheet, PDF (11/31 Pages) Texas Instruments – SoundPlus JFET-Input, Automotive-Grade, Audio Operational Amplifiers

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OPA1641-Q1, OPA1642-Q1
SBOS791 – JUNE 2017
Typical Characteristics (continued)
at T_A = 25°C, R_L = 2 kΩ connected to midsupply, and V_CM = V_OUT = midsupply (unless otherwise noted)
2
60
1.75
1.5
1.25
50
I_SC-SOURCE
40
1
0.75
0.5
0.25
Specified Supply-Voltage Range
0
0 4 8 12 16 20 24 28 32 36
Supply Voltage (V)
30
I_SC-SINK
20
10
0
–50 –25
0
25
50
75
Temperature (°C)
V_OUT = Midsupply (includes self-heating)
100 125
Figure 25. Quiescent Current vs Supply Voltage
18
17.5
17
16.5
16
+85°C
-40°C +25°C
+125°C
Figure 26. Short-Circuit Current vs Temperature
1k
100
-16
-16.5
-17
-17.5
-18
0
10
20
30
40
50
Output Current (mA)
10
1
10 100 1k 10k 100k 1M 10M 100M
Frequency (Hz)
Figure 27. Output Voltage vs Output Current
Figure 28. Open-Loop Output Impedance vs Frequency
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