User`s guide

Fi
g
ures
Figure 1-1 Simulation Design Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
Figure 1-2 Schematics-Generated Data Files That PSpice A/D Reads . . . . . . . . . . . 1-11
Figure 1-3 User-Configurable Data Files That PSpice A/D Reads . . . . . . . . . . . . . 1-12
Figure 1-4 Data Files That PSpice A/D Creates . . . . . . . . . . . . . . . . . . . . . . . 1-15
Figure 2-1 Diode Clipper Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Figure 2-2 Connection Points . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Figure 2-3 PSpice A/D Simulation Status Window . . . . . . . . . . . . . . . . . . . . . 2-6
Figure 2-4 Clipper Circuit with Bias Point Voltages Displayed . . . . . . . . . . . . . . 2-7
Figure 2-5 Simulation Output File . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9
Figure 2-6 DC Sweep Dialog Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-11
Figure 2-7 Probe Plot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Figure 2-8 Clipper Circuit with Voltage Marker on Net Out . . . . . . . . . . . . . . . . 2-12
Figure 2-9 Voltage at In, Mid, and Out . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13
Figure 2-10 Trace Legend with Cursors Activated . . . . . . . . . . . . . . . . . . . . . . 2-13
Figure 2-11 Trace Legend with V(Mid) Symbol Outlined . . . . . . . . . . . . . . . . . . 2-14
Figure 2-12 Voltage Difference at V(In) = 4 Volts . . . . . . . . . . . . . . . . . . . . . . 2-15
Figure 2-13 Diode Clipper Circuit with a Voltage Stimulus . . . . . . . . . . . . . . . . . 2-16
Figure 2-14 Stimulus Editor Window . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17
Figure 2-15 Transient Analysis Dialog Box . . . . . . . . . . . . . . . . . . . . . . . . . 2-18
Figure 2-16 Sinusoidal Input and Clipped Output Waveforms . . . . . . . . . . . . . . . . 2-19
Figure 2-17 Clipper Circuit with AC Stimulus . . . . . . . . . . . . . . . . . . . . . . . . 2-20
Figure 2-18 AC Sweep and Noise Analysis Dialog Box . . . . . . . . . . . . . . . . . . . 2-21
Figure 2-19 dB Magnitude Curves for “Gain” at Mid and Out . . . . . . . . . . . . . . . . 2-22
Figure 2-20 Bode Plot of Clipper’s Frequency Response . . . . . . . . . . . . . . . . . . 2-23
Figure 2-21 Clipper Circuit with Global Parameter Rval . . . . . . . . . . . . . . . . . . 2-24
Figure 2-22 Parametric Dialog Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-26
Figure 2-23 Small Signal Response as R1 is Varied from 100
Ω to 10 kΩ . . . . . . . . . . 2−27
Figure 2-24 Comparison of Small Signal Frequency
Response at 100 and 10 k
Ω Input Resistance . . . . . . . . . . . . . . . . . . 2-29
Figure 2-25 Performance Analysis Plots of Bandwidth and Gain vs. Rval . . . . . . . . . 2-31
Figure 4-1 Relationship of Parts Utility to Schematics and PSpice A/D . . . . . . . . . . 4-10
Figure 4-2 Process and Data Flow for the Parts Utility . . . . . . . . . . . . . . . . . . . 4-13