OPA863 datasheet(13/52 Pages) TI

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7.9 Typical Characteristics: VS = 10 V

at VS+ = 5 V, VS– = –5 V, RF = 0 Ω for Gain = 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

100k

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 7-1. Small-Signal Frequency Response vs Gain

Frequency (Hz)

-21

-18

-15

-12

-9

-6

-3

100k

10M

100M

RL = 2 k

RL = 500 

VOUT = 20 mVPP

Figure 7-2. Small-Signal Frequency Response vs Output Load

Frequency (Hz)

-9

-6

-3

10M

100M

No CL

CL = 2.2 pF

CL =4.7 pF

CL = 10 pF, Rs = 200 

CL = 10 pF, G = 2 V/V

VOUT = 20 mVPP

Figure 7-3. Frequency Response vs Load Capacitance

Frequency (Hz)

-1

-0.5

0.5

100k

10M

100M

G = 1 V/V

G = 2 V/V

VOUT = 20 mVPP

Figure 7-4. Small-Signal Response Flatness vs Gain

Frequency (Hz)

-12

-9

-6

-3

10M

100M

TA = 25°C

TA = 125°C

TA = −45 °C

VOUT = 20 mVPP

Figure 7-5. Frequency Response vs Ambient Temperature

Frequency (Hz)

-9

-6

-3

100k

10M

100M

VOUT = 20 mVPP

VOUT = 200 mVPP

VOUT = 500 mVPP

VOUT = 1 VPP

VOUT = 2 VPP

VOUT = 4 VPP

VOUT = 8 VPP

Figure 7-6. Frequency Response vs Output Voltage

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OPA863, OPA2863, OPA4863

SBOS982I – JUNE 2020 – REVISED DECEMBER 2022

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