6.6 Typical Characteristics

at VS+ = 2.5 V, VS– = –2.5 V, VIN+ = 0 V, RF = 453 Ω, gain = 7 V/V, RL = 200 Ω, output load referenced to midsupply, and TA =

25°C (unless otherwise noted)

Frequency (Hz)

-12

-10

-8

-6

-4

-2

0

2

4

1M

10M

100M

1G

5G

D100

Gain = +7 V/V

Gain = +10 V/V

Gain = +20 V/V

Gain = 7 V/V

VOUT = 100 mVPP; see Figure 7-1 and Figure 7-2 for circuit

configuration

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

Frequency (Hz)

-12

-9

-6

-3

0

3

1M

10M

100M

1G

5G

D102

VS = 5 V

VS = 3.3 V

VOUT = 100 mVPP

Figure 6-2. Small-Signal Frequency Response vs Supply

Voltage

Frequency (Hz)

-12

-9

-6

-3

0

3

1M

10M

100M

1G

5G

D103

RL = 200 :

RL = 400 :

RL = 100 :

VOUT = 100 mVPP

Figure 6-3. Small-Signal Frequency Response vs Output Load

Frequency (Hz)

-8

-7

-6

-5

-4

-3

-2

-1

0

1

2

1M

10M

100M

1G

D104

TA = 40qC

TA = 0qC

TA = 25qC

TA = 85qC

TA = 125qC

VOUT = 100 mVPP

Figure 6-4. Small-Signal Frequency Response vs Ambient

Temperature

Frequency (Hz)

-12

-10

-8

-6

-4

-2

0

2

4

1M

10M

100M

1G

D105

RS = 24 :, C L = 10 pF

RS = 10 :, C L = 47 pF

RS = 5.6 :, C L = 100 pF

RS = 1.8 :, C L = 1 nF

VOUT = 100 mVPP; see Figure 7-3 for circuit configuration

Figure 6-5. Small-Signal Frequency Response vs Capacitive

Load

Frequency (Hz)

-12

-10

-8

-6

-4

-2

0

2

4

1M

10M

100M

1G

D106

Gain = 7 V/V

Gain = 10 V/V

Gain = 20 V/V

Gain = 7 V/V

VOUT = 2 VPP

Figure 6-6. Large-Signal Frequency Response vs Gain

OPA858

SBOS629B – APRIL 2018 – REVISED MAY 2025

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