6.6 Typical Characteristics: VS = ±5 V (continued)

at TA ≅ 25°C, VS+ = +5 V, VS– = –5 V, closed-loop gain (G) = 7 V/V, VCM = midsupply, RF = 301 Ω, RL = 100 Ω to midsupply,

small-signal VO = 100 mVPP, and large-signal VO = 2 VPP (unless otherwise noted)

Frequency (Hz)

-15

-12

-9

-6

-3

0

3

10M

100M

1G

D009

VO = 0.2 VPP

VO = 1 VPP

VO = 2 VPP

VO = 5 VPP

G = 10 V/V

Figure 6-7. Noninverting Frequency Response Over Output

Swing

Frequency (Hz)

-15

-12

-9

-6

-3

0

3

10M

100M

1G

D010

VO = 0.2 VPP

VO = 1 VPP

VO = 2 VPP

VO = 5 VPP

G = –10 V/V

Figure 6-8. Inverting Frequency Response Over Output Swing

Frequency (Hz)

8

9

10

11

12

13

14

15

16

17

18

19

20

10M

100M

1G

D011

VS = 6 V

VS = 10 V

VS = 12 V

VO = 100 mVPP

Figure 6-9. Noninverting Small-Signal Frequency Response

Over Voltage Supply

Frequency (Hz)

8

9

10

11

12

13

14

15

16

17

18

19

20

10M

100M

1G

D012

VS = 6 V

VS = 10 V

VS = 12 V

VO = 2 VPP

Figure 6-10. Noninverting Large-Signal Frequency Response

Over Voltage Supply

Frequency (Hz)

9

10

11

12

13

14

15

16

17

18

19

20

21

22

10M

100M

1G

D014

RF = 100 :

RF = 301 :

RF = 499 :

VO = 100 mVPP

Figure 6-11. Noninverting Small-Signal Frequency Response

Over RF

Frequency (Hz)

40

50

60

70

80

90

100

110

120

1k

10k

100k

1M

10M

100M

D030

CMRR

PSRR+

PSRR

Simulation

Figure 6-12. Common-Mode and Power-Supply Rejection Ratio

vs Frequency

OPA818

SBOS940B – MAY 2019 – REVISED DECEMBER 2025

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