OPA380

OPA2380

SBOS291G − NOVEMBER 2003 − REVISED SEPTEMBER 2007

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5

TYPICAL CHARACTERISTICS: VS = +2.7V to +5.5V

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

140

120

100

80

60

40

20

0

−20

OPEN−LOOP GAIN AND PHASE vs FREQUENCY

Frequency (Hz)

90

45

0

−45

−90

−135

−180

−225

−270

10

100

10M

1M

10k

100k

1k

100M

Gain

Phase

160

140

120

100

80

60

40

20

0

−20

POWER−SUPPLY REJECTION RATIO AND

COMMON−MODE REJECTION vs FREQUENCY

Frequency (Hz)

0.1

1

100k

10M

1M

1k

10k

10

100

100M

PSRR

CMRR

1000

100

10

1

INPUT VOLTAGE NOISE SPECTRAL DENSITY

Frequency (Hz)

10

100

100k

1M

10k

1k

10M

8

7

6

5

4

3

2

1

0

QUIESCENT CURRENT vs TEMPERATURE

Temperature (

_C)

−40 −25

0

25

50

75

100

125

V

S = +2.7V

V

S =+5.5V

8

7

6

5

4

3

2

1

QUIESCENT CURRENT vs SUPPLY VOLTAGE

Supply Voltage (V)

2.7

3.0

3.5

4.0

4.5

5.0

5.5

1000

100

10

1

INPUT BIAS CURRENT vs TEMPERATURE

Temperature (

_C)

−40

100

125

−25

0

25

50

75