Op Amps for Everyone - The Repeater Builder's Technical ...

feedback back loop broken circuit, 6-7
noise, 10-16 to 10-18
single supply, 4-3 to 4-6
single supply circuit, 4-4, 4-5
transfer curve, 4-5
with lead compensation, 7-15
K
Kirchoff’s voltage law, 2-2 to 2-4
L
Large signal differential voltage amplification, 11-13
Law, Ohm’s, 2-1 to 2-3
Lead compensation, 7-13 to 7-17
Bode plot, 7-14
graph, 7-13
inverting op amp, 7-15
noninverting op amp, 7-16
Lead-lag compensation, 7-18 to 7-21
Bode plot, 7-19
circuit, 7-19
closed-loop plot, 7-20
Loading capacitance, making an op amp unstable,
7-4
Logic gate output, circuit, 17-21
Long-tailed pair, circuit, 9-2
Loop antenna, PCB layout, 17-15
Loop gain, block diagram, 6-4
Loop gain plots, 5-12 to 5-16
curve, 5-13, 5-14
Low-pass filter
adjustable circuit, 16-17
band-pass filter transition, 16-28
band-pass transition, 16-37
Bessel, 16-7 to 16-10
Butterworth, 16-6
Butterworth amplitude response graph, 16-6
Butterworth circuit with unity gain, 16-21
circuit, 5-8
comparison of gain responses graph, 16-9
comparison of normalized group delay graph,
16-8
comparison of phase responses graph, 16-8
design, 16-11 to 16-21
first-order, 16-12 to 16-15
fourth-order RC circuit, 16-3
frequency graph, 16-4
fundamentals, 16-2 to 16-11
high order, 16-19 to 16-22
inverting circuit, 16-13
MFB circuit, 16-18
noninverting circuit, 16-12
Noninverting with unity gain circuit, 16-14
phase response graph, 16-4
RC first-order circuit, 16-2
Sallen-Key circuit, 16-15
Sallen-Key circuit with unity gain, 16-15
Sallen-Key circuit with unity gain circuit, 16-20
second-order, 16-14 to 16-20
second-order active, 16-1
second-order passive, 16-1 to 16-3
to a high-pass filter, 16-21
Tschebyscheff, 16-7
Tschebyscheff gain response graph, 16-7
Tschebyscheff unity gain circuit, 16-16
Tschebyscheff quality factor graph, 16-10
unity gain circuit, 16-19
Low-pass filter circuit, 3-10
M
Math, block diagram, 5-1 to 5-6
Maximum output voltage swing
graph, 11-12
parameter, 11-12
MFB band-pass filter, circuit, 16-31
MFB high-pass filter
biasing circuit, 16-50
circuit, 16-25
MFB low-pass filter
biasing circuit, 16-49
circuit, 16-18
Miller effect compensation, 7-2 to 7-4
circuit, 7-2
Multiloop feedback system, block diagram math, 5-4
Multiple feedback, low-pass filter circuit, 16-18
Multiple feedback band-pass filter, 16-31 to 16-33
circuit, 16-31
Multiple feedback high-pass filter
biasing circuit, 16-50
circuit, 16-25
Multiple feedback low-pass filter, 16-18 to 16-20
biasing circuit, 16-49
Index-8