OPA855 datasheet(13/35 Pages) TI

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6.6 Typical Characteristics (continued)

at TA = 25°C, VS+ = 2.5 V, VS– = –2.5 V, VIN+ = 0 V, RF = 453 Ω, Gain = 7 V/V, RL = 200 Ω, and output load referenced to

midsupply (unless otherwise noted)

Common-Mode Voltage (V)

0.5

1.5

2.5

3.5

4.5

-1.25

-1

-0.75

-0.5

-0.25

0.25

0.5

0.75

1.25

D566

Unit 1

Unit 2

Unit 3

VS+ = 5 V, VS– = 0 V

3 Typical Units

Figure 6-31. Offset Voltage vs Input Common-Mode Voltage

Common-Mode Voltage (V)

0.5

1.5

2.5

3.5

4.5

-0.75

-0.5

-0.25

0.25

0.5

0.75

D567

TA = 40qC

TA = +25qC

TA = +125qC

VS+ = 5 V, VS– = 0 V

Figure 6-32. Offset Voltage vs Input Common-Mode Voltage vs

Ambient Temperature

Output Voltage (V)

1.5

2.5

3.5

4.5

-2

-1.5

-1

-0.5

0.5

1.5

D569

Unit 1

Unit 2

Unit 3

VS+ = 5 V, VS– = 0 V

3 Typical Units

Figure 6-33. Offset Voltage vs Output Swing

Output Voltage (V)

1.5

2.5

3.5

4.5

-2

-1.5

-1

-0.5

0.5

1.5

D570

TA = -40qC

TA = +25qC

TA = +125qC

VS+ = 5 V, VS– = 0 V

Figure 6-34. Offset Voltage vs Output Swing vs Ambient

Temperature

Ambient Temperature (qC)

-40

-20

100

120

140

-18

-17

-16

-15

-14

-13

-12

-11

-10

-9

-8

-7

D571

Unit 1

Unit 2

Unit 3

3 Typical Units

Figure 6-35. Input Bias Current vs Ambient Temperature

Common-Mode Voltage (V)

1.5

2.5

3.5

4.5

-25

-20

-15

-10

-5

D572

TA = 40qC

TA = +25qC

TA = +125qC

VS+ = 5 V, VS– = 0 V

Figure 6-36. Input Bias Current vs Input Common-Mode Voltage

vs Ambient Temperature

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OPA855-Q1

SBOSA57A – FEBRUARY 2021 – REVISED MARCH 2021

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