Operational
25.1
Basic Circuit of Differential
Operational Amplifier
Amplifier
Output Voltage trom Op-Amp
T0eoienne
was
istorically,
Amp)
an
to
as
operational amplifier (OP
perform such
designed
Hence
addition,
consists
operational
of a
differentiation.
operations
An
operational amplitier.
amplifier and
a multistage
integration and
mathematical
name
amplifier is
the
subtraction,
H
INTRODUCTION
National
Semi&ndconduct
atmes or
LMV422
PowerScha
Amplifiers
25.3
25.3
Differential
Differential-
Common-mode
of
Gains of DA
and
25.5
Voltage
mode signals
25.7
D.C.
A.C. Analysis of Differential
to Mismatch of Transistors
Parameters of DA (or Op-amp) due
Amplifier (DA)
Analysis
25.9
25.11
25.13
Amplifier
25.17
Bandwidth of an OP-Amp
25.15 Operational Amplifier (0P- Amp)
25.19
Frequency Response of an 0P-Amp
Applications of 0P-Amps
25.21
25.23
25.25 Input and Output Impedanceof
Inverting Amplifier
on
use,
a
an
video and
integrated
are
electronics.
as
chip
called
transistors,
OP-Amps
small
OP-Amp (e.g.,
fabricated
an
multi-purpose
communication
is
emitter follower. An
high-gain CE amplifier
differential
a
Votage Follower
class B push-pull
stage and
amplifier stage,
25.27
Efect of Negative Feedback on OP
circuit and is
amplifiers
are
integrated circuit.
resistors etc.)
All the components of
Because of their
audio
in
(OP-Amp)
operational amplifier
widely used in computers,
25.29
Amp impedances
Summary of 0P-AMP Configurations
Applications of Summing Amplifiers
25.31
25.33
OP-Amp Integrator
OP-Amp Differentiator
25.35
25.37
25.39 Comparator Circuits