OPA2690

SBOS238D − JUNE 2002 − REVISED DECEMBER 2004

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10

At TA = +25°C, G = +2, RF = 402Ω, and RL = 100Ω (see Figure 1 for AC performance only), unless otherwise noted.

OUTPUT VOLTAGE AND CURRENT LIMITATIONS

I

−300

−200

−100

0

100

200

300

5

4

3

2

1

0

−1

−2

−3

−4

−5

Ou tput C urrent Lim it ed

1W In ternal

P ower Limit

One Ch ann el

Only

1W Internal

Pow er L im it

Outp ut C urren t Lim it

100

Ω Load Line

50

Ω Load Line

25

Ω

Load Line

COMMON−MODE REJECTION RATIO AND

POWER−SUPPLY REJECTION RATIO vs FREQUENCY

Frequency (MHz)

10k

1M

100k

10M

100M

100

90

80

70

60

50

40

30

20

10

0

CMRR

+PSRR

−PSRR

CLOSED−LOOP OUTPUT IMPEDANCE vs FREQUENCY

Frequency (Hz)

10k

1M

100k

10M

100M

10

1

0.1

0.01

1/2

OPA2 69 0

402

Ω

+5V

−5V

200

Ω

402

Ω

Z

O

TYPICAL DC DRIFT OVER TEMPERATURE

Ambient Temperature (

_C)

−50

−25

0

25

50

75

100

125

2.0

1.5

1.0

0.5

0

−0.5

−1.0

−1.5

−2.0

20

10

0

−10

−20

Input Offset Current (I

SUPPLY AND OUTPUT CURRENTS vs TEMPERATURE

Ambient Temperature (

_C)

−50

−25

0

25

50

75

100

125

14

12

10

8

6

4

250

200

150

100

50

0

Sourcing Output Current

Sinking Output Current

Quiescent Supply Current

OPEN−LOOP GAIN AND PHASE

Frequency (MHz)

1k

1M

100k

10k

10M

1G

100M

70

60

50

40

30

20

10

0

−10

−20

0

−30

−60

−90

−120

−150

−180

−210

−240

−270

Open−Loop Gain

Open−Loop Phase