5.8 Typical Characteristics

at TA = 25°C, V+ = 2.75V, V– = –2.75V, RL = 10kΩ connected to VS / 2, VCM = VS / 2, and VOUT = VS / 2 (unless otherwise

noted)

0

3

6

9

12

15

18

21

24

27

Input Offset Voltage (µV)

H01_

VS = 5.5 V

VCM = VS / 2

TA = 25°C

No. of devices = 70

Mean = –36µV

Sigma = 215µV

Figure 5-1. Offset Voltage Distribution Histogram

0

2

4

6

8

10

12

14

16

18

Input Offset Voltage Drift (µV/°C)

H02_

VS = 5.5V

VCM = VS / 2

TA = –40°C to +125°C

No. of devices = 70

Mean = 0.5µV/°C

Sigma = 0.3µV/°C

Figure 5-2. Offset Voltage Drift Distribution Histogram

0

3

6

9

12

15

18

21

24

27

Input Bias Current (pA)

H03_

VS = 5.5V

VCM = VS / 2

TA = 25°C

No. of devices = 140

Mean = 0.6pA

Sigma = 1.2pA

Figure 5-3. Input Bias Current Distribution Histogram

0

3

6

9

12

15

18

21

24

27

30

Input Bias Current (pA)

H04_

VS = 5.5V

VCM = VS / 2

TA = 85°C

No. of devices = 140

Mean = 4.6pA

Sigma = 1.3pA

Figure 5-4. Input Bias Current Distribution Histogram

0

3

6

9

12

15

18

21

24

27

Input Offset Current (pA)

H05_

VS = 5.5V

VCM = VS / 2

TA = 25°C

No. of devices = 140

Mean = 0.2pA

Sigma = 1.5pA

Figure 5-5. Input Offset Current Distribution Histogram

0

2

4

6

8

10

12

14

16

Input Offset Current (pA)

H06_

VS = 5.5V

VCM = VS / 2

TA = 85°C

No. of devices = 70

Mean = 0.3pA

Sigma = 1.6pA

Figure 5-6. Input Offset Current Distribution Histogram

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OPA310-Q1

SBOSAI0A – DECEMBER 2023 – REVISED MAY 2024

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