PowerSI Tutorial
Product Version Sigrity 2018
March 2019
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Contents
1
Preface
Overview
Who Should Read This Tutorial
Additional Documentation
How to Contact Technical Support
2
Introduction
Software Overview
What's PowerSI
Applications
PowerSI Workplace
PowerSI and SPEED2000
PowerSI and Broadband SPICE
PowerSI Workflow
Extraction Mode
Spatial Mode
Resonance Mode
3DFEM-FW Extraction Mode
3DFEM-FW Spatial Mode
Trace Check Mode
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Project 1 Impedance of Power Delivery System
About the Examples
Power Ground System Without Decoupling Capacitors
Start PowerSI and Load a File
View Port Setup
Set up Simulation Frequencies
Run a Simulation
Power Ground System With Decoupling Capacitors
Load a File
View Setup
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Set up Simulation Frequencies
Run a Simulation
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Project 2 Modeling and Transient Simulation
Overview
PCB
Modeling and Simulation Procedure
Constructing a Package
Construct a Package Model
Create Nets
Create a Stackup
Create Power Ground Shape and Setup Shape Properties
Add a Via
Add a Trace
Set up Trace Properties
Set up a Trace on Signal01
View Traces in 3D
Specifying Ports
Add Ports
Set up a Port
Set Reference Impedance for the Port
Running a Simulation
Set up Simulation Frequencies
Run a Simulation
Export Results
Equivalent Circuit Extraction by Broadband SPICE
Broadband SPICE Model Validation
Transient Simulation by HSPICE
Prepare an HSPICE Netlist
View HSPICE Simulation Results
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Project 3 Decoupling Capacitors Placement
Power Ground Noise Without Decoupling Capacitors
Start PowerSI and Load a File
View Components
View Component Voltages
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View Voltage Distributions
Set up Simulation Frequencies
Run a Spatial Mode Simulation
Decoupling Capacitor Placement (First Round)
Review Spatial Voltage Distributions
Determine Decoupling Capacitor Locations
Determine Decoupling Capacitor Types and Values
Decoupling Capacitor Placement (Second Round)
Review Spatial Voltage Distributions
Determine Decoupling Capacitor Locations
Determine Decoupling Capacitor Types and Values
Self and Transfer Impedance of the Power Delivery System
Simulate Self and Transfer Impedance Curves
Run Simulation with Decoupling Capacitors
Resonance Mode
Start PowerSI and Switch to the Resonance Mode
Run a Simulation
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Project 4 IR Drop Analysis for Power Delivery Systems
Power Delivery System Resistance (I)
Compute Resistance
Power Delivery System Resistance (II)
Compute Resistance
Simulating IR Drop in the Spatial Mode
Start PowerSI and Load a File
View Components
Set up Voltages
Set Up Spatial Voltage Distributions
Set up Simulation Frequencies
Turn on Inter-plane Coupling
Run a Simulation
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