11.0 Operational Amplifiers - MavDISK

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11.0 Operational Amplifiers. 1 of 11. FIGURE 14-2 Circuit for Example 14.1. Robert L. Boylestad and Louis Nashelsky. Electronic Devices and Circuit Theory, 8e.

11.0 Operational Amplifiers

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FIGURE 14-2 Circuit for Example 14.1.

Robert L. Boylestad and Louis Nashelsky Electronic Devices and Circuit Theory, 8e

Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved.

11.0 Operational Amplifiers

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11.0 Operational Amplifiers

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FIGURE 14-11 Subtraction circuit.

Robert L. Boylestad and Louis Nashelsky Electronic Devices and Circuit Theory, 8e

Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved.

11.0 Operational Amplifiers

4 of 11

FIGURE 14-25 Op-amp dc millivoltmeter.

Robert L. Boylestad and Louis Nashelsky Electronic Devices and Circuit Theory, 8e

Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved.

11.0 Operational Amplifiers

5 of 11

FIGURE 14-29 Circuit for Example 14.11.

Robert L. Boylestad and Louis Nashelsky Electronic Devices and Circuit Theory, 8e

Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved.

11.0 Operational Amplifiers

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11.0 Operational Amplifiers

7 of 11

FIGURE 14-31 First-order low-pass active filter.

Robert L. Boylestad and Louis Nashelsky Electronic Devices and Circuit Theory, 8e

Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved.

11.0 Operational Amplifiers

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RF1 RF2 90k 90k

U1

R1

U2

R3

V

10k

0

V

10k

OUT

R2

0 +

R4

R5

20k

20k

OUT

20k

+ OPAMP

OPAMP C1

C3

0.02u

0.02u

0

C4 0.02u

0

V1 1Vac 0Vdc

0

Title Size A Date:

Document Number Sunday , March 18, 2007

Rev Sheet

1

of

1

11.0 Operational Amplifiers

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10V

(398.573,7.0649)

5V

0V 10Hz V(RF1:2)

100Hz V(RF2:2)

1.0KHz

10KHz Frequency

100KHz

1.0MHz

10MHz

11.0 Operational Amplifiers

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FIGURE 14-30b Ideal filter response: high-pass.

Robert L. Boylestad and Louis Nashelsky Electronic Devices and Circuit Theory, 8e

Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved.

11.0 Operational Amplifiers

11 of 11

FIGURE 14-33 High-pass filter: (a) first order; (b) second order; (c) response plot.

Robert L. Boylestad and Louis Nashelsky Electronic Devices and Circuit Theory, 8e

Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey 07458 All rights reserved.