OPA830 datasheet(9/56 Pages) TI

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6.7 Typical Characteristics: VS = 5 V

at VS+ = 5 V, VS– = 0 V, RF = 1 kΩ, RG = 200 Ω, RL = 2 kΩ, G = 6 V/V, input and output referenced to midsupply, and TA ≈

25°C (unless otherwise noted)

Frequency (MHz)

-15

-12

-9

-6

-3

100m

100

D001

Gain = 6 V/V

Gain = 10 V/V

Gain = 20 V/V

Gain = 50 V/V

See Figure 8-1 and Table 8-1 (VO = 20 mVPP, R LOAD = 2 kΩ)

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

Gain

Frequency (MHz)

-15

-12

-9

-6

-3

100m

100

Gain = 6 V/V

Gain = 10 V/V

Gain = 20 V/V

Gain = 50 V/V

See Figure 8-2 and Table 8-2 (VO = 20 mVPP, R LOAD= 2 kΩ)

Figure 6-2. Inverting Small-Signal Frequency Response vs Gain

Frequency (MHz)

100m

100

VO = 200 mVPP

VO = 500 mVPP

VO = 1 VPP

VO = 2 VPP

VO = 4 VPP

Gain = 6 V/V, R LOAD = 2 kΩ

Figure 6-3. Noninverting Large-Signal Bandwidth vs VOPP

Frequency (MHz)

100m

100

VO = 200 mVPP

VO = 500 mVPP

VO = 1 VPP

VO = 2 VPP

VO = 4 VPP

Gain = –6 V/V, R LOAD = 2 kΩ

Figure 6-4. Inverting Large-Signal Bandwidth vs VOPP

Frequency (MHz)

-1.2

-1

-0.8

-0.6

-0.4

-0.2

0.2

0.4

0.6

0.8

1.2

100m

100

D005

Gain = 6 V/V

Gain = 10 V/V

Gain = 20 V/V

See Figure 8-1 and Table 8-1 (VO = 200 mVPP, R LOAD = 2 kΩ)

Figure 6-5. Noninverting Response Flatness vs Gain

Frequency (MHz)

-1.6

-1.4

-1.2

-1

-0.8

-0.6

-0.4

-0.2

0.2

0.4

0.6

0.8

1.2

1.4

1.6

100m

100

Gain = 6 V/V

Gain = 10 V/V

Gain = 20 V/V

See Figure 8-2 and Table 8-2 (VO = 200 mVPP; R LOAD = 2 kΩ)

Figure 6-6. Inverting Response Flatness vs Gain

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OPA838

SBOS867D – AUGUST 2017 – REVISED SEPTEMBER 2024

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