OPA188AIDGKT datasheet(10/33 Pages) TI

Part #	OPA188AIDGKT

Description	Precision, Low-Noise, Rail-to-Rail Output,36-V, Zero-Drift Operational Amplifiers

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Manufacturer	TI [Texas Instruments]

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(

) + 2

V+

0

2

4

6

8

24

Output Current (mA)

10

12

18

(V+)

1

-

(V )

2

-

+

(V )

3

-

+

(V )

4

-

+

(V )

4

- +

(V ) + 3

-

(V ) + 2

-

(V ) + 1

-

(V )

- - 2

16

14

-

°

40 C

+25 C

°

+125 C

°

22

20

(V+) + 1

(V+)

(V )

1

-

(V )

-

160

140

120

100

80

60

40

20

0

1

10

100

1k

10k

1M

Frequency (Hz)

100k

+PSRR

-PSRR

CMRR

500

400

300

200

100

0

100

200

300

-

-20

-10

-5

0

5

20

V

(V)

CM

10

-15

I

B+

I

B-

I

OS

15

4000

3000

2000

1000

0

1000

2000

-

-55

-35

-15

5

25

125

Temperature ( C)

°

45

105

85

65

I

B+

I

B-

I

OS

25

20

15

10

5

0

5

10

15

20

-

10k

10M

Frequency (Hz)

1M

100k

G = 10

G = +1

G = 1

-

0

45

90

135

180

±20

0

20

40

60

80

100

120

140

1

10

100

1k

10k

100k

1M

10M

Gain

Phase

C007

GBW = 2MHz

Dominant Pole @7mHz

OPA188

SBOS642A – MARCH 2013 – REVISED MARCH 2013

www.ti.com

TYPICAL CHARACTERISTICS (continued)

VS = ±18 V, VCM = VS / 2, RLOAD = 10 kΩ connected to VS / 2, and CL = 100 pF, unless otherwise noted.

Figure 8. OPEN-LOOP GAIN AND PHASE vs FREQUENCY

Figure 9. CLOSED-LOOP GAIN vs FREQUENCY

Figure 10. IB AND IOS vs COMMON-MODE VOLTAGE

Figure 11. INPUT BIAS CURRENT vs TEMPERATURE

Figure 12. OUTPUT VOLTAGE SWING vs

Figure 13. CMRR AND PSRR vs FREQUENCY

OUTPUT CURRENT (Maximum Supply)

(Referred-to-Input)

10

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OPA188AIDGKT Datasheet(PDF) 10 Page - Texas Instruments

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