6.8 Typical Characteristics: VS = ±5 V

at VS+ = 5 V, VS– = –5 V, RF = 0 Ω for G = 1 V/V; otherwise, RF = 1 kΩ for other gains, CL = 1 pF, RL = 2 kΩ referenced to

mid-supply, G = 1 V/V, input and output referenced to mid-supply, and TA ≅ 25°C (unless otherwise noted)

Frequency (Hz)

-21

-18

-15

-12

-9

-6

-3

0

3

100k

1M

10M

100M

G = 1 V/V

G = -1 V/V

G = 2 V/V

G = 5 V/V

G = 10 V/V

VOUT = 20 mVPP

Figure 6-1. Small-Signal Frequency Response vs Gain

Frequency (Hz)

-21

-18

-15

-12

-9

-6

-3

0

3

100k

1M

10M

100M

RL = 2 k

RL = 500 

VOUT = 20 mVPP

Figure 6-2. Small-Signal Frequency Response vs Output Load

VOUT = 20 mVPP

Figure 6-3. Frequency Response vs Load Capacitance

Figure 6-4. Frequency Response vs Output Voltage

Frequency (Hz)

-9

-6

-3

0

3

100k

1M

10M

100M

G = 1 V/V

G = 2 V/V

G = 5 V/V

G = 10 V/V

VOUT = 2 VPP

Figure 6-5. Large-Signal Frequency Response vs Gain

Frequency (Hz)

-160

-140

-120

-100

-80

-60

-40

1k

10k

100k

1M

10M

HD2, VOUT = 2 VPP

HD3, VOUT = 2 VPP

HD2, VOUT = 4 VPP

HD3, VOUT = 4 VPP

G = 1 V/V

Figure 6-6. Harmonic Distortion vs Frequency

OPA863A, OPA2863A

SBOSA95D – MAY 2022 – REVISED DECEMBER 2023

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