6.6 Typical Characteristics (continued)

at TA = 25°C, VS = (V+) − (V−) = 85 V, ILIMIT = 100 mA, VCM = VOUT = VS/2, and RL = 10 kΩ connected to VS/2 (unless

otherwise noted)

Frequency (Hz)

1

2

3

5

10

20

30

50

100

200

300

500

1000

100m

1

10

100

1k

10k

100k

Figure 6-43. Input Voltage Noise Spectral Density

Frequency (Hz)

1

2

3

5

10

20

30

50

100

200

300

500

1000

100

1k

10k

100k

Figure 6-44. Input Current Noise Spectral Density

VOUT = 3 VRMS

Figure 6-45. Total Harmonic Distortion + Noise vs Frequency

Output Amplitude (VRMS)

1E-6

1E-5

0.0001

0.001

0.01

0.1

1

1m

10m

100m

1

10

-140

-120

-100

-80

-60

-40

-160

Gain =

−1, 10-k Load

Gain =

−1, 600- Load

Gain =

−1, 25- Load

Gain = 1, 10-k Load

Gain = 1, 600- Load

Gain = 1, 25- Load

VOUT = 3 VRMS

Figure 6-46. Total Harmonic Distortion + Noise vs Amplitude

Gain = 10 V/V, VOUT = 15 VRMS

Figure 6-47. Total Harmonic Distortion + Noise vs Frequency

Output Amplitude (VRMS)

1E-5

2E-5

5E-5

0.0001

0.0002

0.0005

0.001

0.002

0.005

0.01

0.02

0.05

0.1

0.2

0.5

1

10m

100m

1

10

-140

-120

-100

-80

-60

-40

VS= 85 V, 10-k Load

VS = 85 V, 2-k Load

VS = 85 V, 100- Load

VS = 48 V, 10-k Load

VS = 48 V, 2-k Load

VS = 48 V, 100- Load

Gain = 10 V/V, VOUT = 15 VRMS

Figure 6-48. Total Harmonic Distortion + Noise vs Amplitude

OPA593

SBOS659C – JANUARY 2022 – REVISED DECEMBER 2022

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