AMP01

–18–

REV. D

15

14

18

1

2

3

–IN

10k

MAXIMUM OUTPUT, 20V p-p INTO 600

T.H.D. 0.01% @ 1kHz, 20V p-p INTO 600 , G = 10

(

)

20

VOLTAGE GAIN, G =

AMP01

+

DIFFERENTIAL

OUTPUT

OUTPUT

COMMON-MODE

REFERENCE

( 5V MAX)

OP37

2

3

7

6

4

470pF

1.5k

*5k

*5k

7

8

9

13

10

12

11

0V

V+

V–

–15V

+15V

0V

0.047 F

0.047 F

0V

SENSE

+IN

REFERENCE

Figure 40. A Differential Input Instrumentation Amplifier with Differential Output Replaces a Transformer in Many

Applications. The Output will Drive a 600

Ω Load at Low Distortion, (0.01%).

18

1

2

3

R1

390

CLOSED-LOOP VOLTAGE GAIN MUST BE

GREATER THAN 50 FOR STABLE OPERATION

(

)

R2

R3

1 +

VOLTAGE GAIN, G =

AMP01

7

8

9

13

10

12

11

V+

V–

+15V

NC

NC

–15V

0.047 F

+

10 F

R2

4.95k

R3

50

15

14

POWER BANDWIDTH (–3dB)

TOTAL HARMONIC DISTORTION

@1kHz, 20V p-p INTO 500

// 1000pF

0.047 F

+

10 F

REF

SENSE

NC = NO CONNECT

Figure 41. Configuring the AMP01 as a Noninverting Operational Amplifier Provides Exceptional Performance. The

Output Handles Low Load Impedances at Very Low Distortion, 0.006%.