6.6 Typical Characteristics (continued)

at TA = 25°C, VS+ = 2.5 V, VS– = –2.5 V, VIN+ = 0 V, gain = 1 V/V, RF = 0 Ω, RL = 200 Ω, and output load referenced to

midsupply (unless otherwise noted)

Time (5 ns/div)

-60

-40

-20

0

20

40

60

D319

Input

Output

Average rise-and-fall time (10%–90%) = 450 ps

Figure 6-19. Small-Signal Transient Response

Time (5 ns/div)

-1.25

-1

-0.75

-0.5

-0.25

0

0.25

0.5

0.75

1

1.25

D320

Input

Output

Slew rate: falling = 1160 V/µs, rising = 1400 V/µs

Figure 6-20. Large-Signal Transient Response

Time (5 ns/div)

-0.075

-0.05

-0.025

0

0.025

0.05

0.075

D321

RS = 18 :, CL = 10 pF

RS = 9.1 :, CL = 47 pF

RS = 6.2 :, CL = 100 pF

RS = 2 :, CL = 1 nF

See Figure 7-4 for circuit configuration

Figure 6-21. Small-Signal Transient Response vs Capacitive

Load

Time (10 ns/div)

-4

-3

-2

-1

0

1

2

3

4

D322

Ideal Output

Measured Output

Gain = 5 V/V, RF = 453 Ω, 2 × output overdrive

Figure 6-22. Output Overload Response

Time (5 ns/div)

-3

-2

-1

0

1

2

3

D323

Power Down (PD)

Output

Figure 6-23. Turnon Transient Response

Time (5 ns/div)

-3

-2

-1

0

1

2

3

D324

Power Down (PD)

Output

Figure 6-24. Turnoff Transient Response

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OPA859

SBOS852A – SEPTEMBER 2018 – REVISED MAY 2025

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