OPA381

OPA2381

SBOS313B − AUGUST 2004 − REVISED NOVEMBER 2004

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5

TYPICAL CHARACTERISTICS: VS = +2.7V to +5.5V (continued)

All specifications at TA = +25°C, RL = 10kΩ connected to VS/2, and VOUT = VS/2, unless otherwise noted.

INPUT BIAS CURRENT

vs COMMON−MODE VOLTAGE

Common−Mode Voltage (V)

−I

B

+I

B

0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

50

40

30

20

10

0

−10

−20

−30

−40

−50

OUTPUT VOLTAGE SWING vs OUTPUT CURRENT

(V

S =5.5V)

510

15

20

25

0

Output Current (mA)

(V+)

(V+)

− 1

(V+)

− 2

(V

−)+ 2

(V

−)+ 1

(V

−)

−40_C

+125

_C

+25

°C

OUTPUT VOLTAGE SWING vs OUTPUT CURRENT

(V

S =2.7V)

5

10

152025

0

(V+)

(V+)

− 0.35

(V+)

− 0.70

(V+)

−1.05

(V+)

−1.40

(V

−) + 1.40

(V

−) + 1.05

(V

−) + 0.70

(V

−) + 0.35

(V

−)

Output Current (mA)

+125

_C

−40_C

+25

_C

OFFSET VOLTAGE DRIFT

PRODUCTION DISTRIBUTION

Offset Voltage Drift (

µV/_C)

OFFSET VOLTAGE PRODUCTION DISTRIBUTION

Offset Voltage (

µV)

GAIN BANDWIDTH vs POWER SUPPLY VOLTAGE

3.5

4.0

3.0

4.5

5.0

5.5

2.5

20

19

18

17

16

15

14

13

12

Power Supply Voltage (V)