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Title: Clipper Clamper
Description: Detailed notes on clipper and clamper circuits with illustrations.
Description: Detailed notes on clipper and clamper circuits with illustrations.
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Clipper & Clamper Circuits
Series Diode Configurations
Reverse Bias
Diodes ideally behave as open circuits
Analysis
• VD = E
• VR = 0 V
• ID = 0 A
Electronic Devices and Circuit Theory, 10/e
Robert L
...
Upper Saddle River, New Jersey 07458 • All rights reserved
...
7 V
D
V
V
V 0
...
3 V
R
EV
D 10 V
...
33kΩ
I
D1
I
D2
28 mA
14 mA
2
Electronic Devices and Circuit Theory, 10/e
Robert L
...
Upper Saddle River, New Jersey 07458 • All rights reserved
...
7 V (for a silicon diode)
Electronic Devices and Circuit Theory, 10/e
Robert L
...
Upper Saddle River, New Jersey 07458 • All rights reserved
...
Electronic Devices and Circuit Theory, 10/e
Robert L
...
Upper Saddle River, New Jersey 07458 • All rights reserved
...
DC biasing can be added in
series with the diode to change
the clipping level
...
Boylestad and Louis Nashelsky
6
Copyright ©2009 by Pearson Education, Inc
...
Summary of Clipper Circuits
more…
Electronic Devices and Circuit Theory, 10/e
Robert L
...
Upper Saddle River, New Jersey 07458 • All rights reserved
...
Boylestad and Louis Nashelsky
8
Copyright ©2009 by Pearson Education, Inc
...
Clampers
A diode and capacitor can be
combined to “clamp” an AC
signal to a specific DC level
...
Boylestad and Louis Nashelsky
9
Copyright ©2009 by Pearson Education, Inc
...
Biased Clamper Circuits
The input signal can be any type
of waveform such as sine, square,
and triangle waves
...
Electronic Devices and Circuit Theory, 10/e
Robert L
...
Upper Saddle River, New Jersey 07458 • All rights reserved
...
Boylestad and Louis Nashelsky
11
Copyright ©2009 by Pearson Education, Inc
...
Zener Diodes
The Zener is a diode operated
in reverse bias at the Zener
Voltage (Vz)
...
Boylestad and Louis Nashelsky
12
Copyright ©2009 by Pearson Education, Inc
...
Zener Resistor Values
If R is too large, the Zener diode cannot conduct because the available amount of
current is less than the minimum current rating, IZK
...
The maximum current for the circuit is given by:
VL
V
Z
RL
RL min
The minimum value of resistance is:
I L max
RL min
RVZ
Vi VZ
Electronic Devices and Circuit Theory, 10/e
Robert L
...
Upper Saddle River, New Jersey 07458 • All rights reserved
...
Boylestad and Louis Nashelsky
14
Copyright ©2009 by Pearson Education, Inc
...
Title: Clipper Clamper
Description: Detailed notes on clipper and clamper circuits with illustrations.
Description: Detailed notes on clipper and clamper circuits with illustrations.