OPA830 datasheet(10/56 Pages) TI

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6.7 Typical Characteristics: VS = 5 V (continued)

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)

Time (nsec)

120

170

220

260

-2.25

-1.75

-1.25

-0.75

-0.25

0.25

0.75

1.25

1.75

2.25

VO = r0.25 V

VO = r0.5 V

VO = r1 V

VO = r2 V

See Figure 8-1 (gain of 6 V/V)

Figure 6-7. Noninverting Step Response vs VOPP

Time (nsec)

120

170

220

260

-2.25

-1.75

-1.25

-0.75

-0.25

0.25

0.75

1.25

1.75

2.25

VO = r0.25 V

VO = r0.50 V

VO = r1 V

VO = r2 V

See Figure 8-2 (gain of –6 V/V)

Figure 6-8. Inverting Step Response vs VOPP

Time from Input Step (nsec)

100

-0.012

-0.01

-0.008

-0.006

-0.004

-0.002

0.002

0.004

0.006

0.008

0.01

0.012

0.014

0.016

0.018

0.02

AV = 6, 500-mV Step, TR = 3 ns

AV = 6, 2-V Step, TR = 12 ns

AV = 10, 500-mV Step, TR = 3 ns

AV = 10, 2-V Step, TR = 12 ns

See Figure 8-1 and Table 8-1

Figure 6-9. Simulated Noninverting Settling Time

Time from Input Step (nsec)

100

-0.006

-0.004

-0.002

0.002

0.004

0.006

0.008

0.01

0.012

0.014

0.016

0.018

0.02

AV = 6, 500-mV Step, TR = 3 ns

AV = 6 , 2-V Step, TR = 12 ns

AV = 10 , 500-mV Step, TR = 3 ns

AV = 10 , 2-V Step, TR = 12 ns

See Figure 8-2 and Table 8-2

Figure 6-10. Simulated Inverting Settling Time

Time (nsec)

250

450

650

850

1050

1250

1450

-5

-4

-3

-2

-1

D011

VIN u 10 gain

VOUT (AV = 10)

VIN u 6 gain

VOUT (AV = 6)

See Figure 8-1 and Table 8-1

Figure 6-11. Noninverting Overdrive Recovery

Time (nsec)

250

450

650

850

1050

1250

1450

-5

-4

-3

-2

-1

D012

VIN u 10 gain

VOUT (AV = 10)

VIN u 6 gain

VOUT (AV = 6)

See Figure 8-2 and Table 8-2

Figure 6-12. Inverting Overdrive Recovery

OPA838

SBOS867D – AUGUST 2017 – REVISED SEPTEMBER 2024

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