Electrical Engineer Stencil in Visio

Voltage or Current Mode for Switching Regulators?

Step-by-step tutorial of voltage-mode Buck converter model in Simplis

Voltage-mode Buck converter design example

Check simulation results with Xschem built-in waveform viewer

View waveforms in Xschem

Should we use average or RMS value during efficiency calculation?

Using Average or RMS in Efficiency Calculation

Mathematics derivation of type-III compensator transfer function and use Simplis to verify the equations

Type-III compensator design tutorial

Learn how to turn on developer tab in Visio to enable more features.

Turn on Developer Tab in Visio and Lock the Shape

Simple open loop Buck converter macro model in Xschem

Simulation of open-loop switching regulators in Xschem

Simple open loop Buck converter model in Simulink

Simulation of open-loop Buck converter in Simulink

Simulation to find out capacitance density of mim cap, varactor cap and MOS cap

Simulation of capacitance in Xschem

Summary of Gvd, Gid, Gvg and Gig transfer function for Buck, Boost and IBB converters

Power stage transfer function cheatsheet

Bodeplot tool of Gvd, Gid, Gvg and Gig transfer function for Buck, Boost and IBB converters

Power stage transfer function Bodeplot tool - Voltage Mode

Step-by-step POP and AC simulation tutorial in Simplis and compare the results with ideal transfer function

POP and AC simulation in Simplis

PCM (Peak current mode) controlled IBB converter design example

PCM (Peak current mode) controlled Buck converter design example

PCM (Peak current mode) controlled Boost converter design example

Make multiplier, channel width and length as generic parameters for standard cells

Parametric standard cell in Xschem

Mathematics derivation of type-II compensator transfer function and use Simplis to verify the equations

OTA based Type-II compensator transfer function derivation

Step-by-step tutorial to create an open loop Buck converter model in Simplis

Open loop Buck converter in Simplis

Step-by-step tutorial to create an open loop Boost converter model in Simulink

Open loop Boost converter modeling in Simulink

Current mirror mismatch analysis using Monte Carlo simulation

Monte Carlo simulation in Xschem

Step-by-step tutorial of deriving peak current model controlled Boost converter power stage control-to-output Gvc transfer function

Modeling of peak current mode controlled Boost converter

First post for the Simplis tutorial 101 series

Introduction of Simplis

Step-by-step instructions of how to install Xschem, Skywater130 PDK and Ngspice on your system

Installation of Xschem, Skywater130 PDK and Ngspice

Sweep the inductor current and Vout ripple across duty cycle to find worst case ripple

Inductor current and Vout ripple plot in Simplis

Particle animation in HTML canvas. Move your mouse to see the animation

HTML Canvas particle animation

HTML Canvas matrix rain

Playing with line animation in HTML canvas

HTML Canvas line animation

Play with HTML canvas image pixel and physics

HTML Canvas image pixel

HTML Canvas boiler template

Tools, technologies, and references I used to create my blog.

How to Create a Blog Website

Step-by-step tutorial of deriving He(s) for peak current mode control

He(s) derivation for peak current mode control

Using Matlab and Simplis to derive and verify the Gvg transfer function of an inverted Buck-Boost converter

Gvg derivation of inverted Buck-Boost (IBB) converter

Using Matlab and Simplis to derive and verify the Gvg transfer function of a Buck converter

Gvg derivation of Buck converter

Using Matlab and Simplis to derive and verify the Gvg transfer function of a Boost converter

Gvg derivation of Boost converter

Using Matlab and Simplis to derive and verify the Gvd transfer function of an inverted Buck-Boost converter

Gvd derivation of inverted Buck-Boost (IBB) converter

Using Matlab and Simplis to derive and verify the Gvd and Gid transfer function of a Buck converter

Gvd and Gid derivation of Buck converter

Using Matlab and Simplis to derive and verify the Gvd transfer function of a Boost converter

Gvd derivation of Boost converter

Using Simplis to verify the Gvc transfer function derived from Mathematics derivation

Gvc simulation for peak current mode controlled Boost converter in Simplis

Filter design example based on the EEE598 taught by Prof. Hongjiang Song at ASU

Filter design example

Learn how to use dynamic grid in Visio to make alignment easier.

Dynamic Grid in Visio

Three types of load are investigated - resistive, ideal current source, active load with feedback control

Different type of load impact on power stage transfer function

Device info of Skywater130 PDK

Learn how to add data graphics in your Visio drawing.

Data Graphics in Visio

Using Monte Carlo simulation to find out 1.8V device mismatch data for PMOS and NMOS.

Current mirror mismatch data of Skywater130 PDK

Basic nand2 simulation example to illustrate how to create symbol and hierarchical schematic in Xschem

Create symbol and hierarchical schematic in Xschem

Mathematics derivation of conversion ratio in DCM and then use Simplis to verify the Math equations

Conversion ratio derivation for DCM - IBB converter

Conversion ratio derivation for DCM - Buck converter

Conversion ratio derivation for DCM - Boost converter

Quick look up table of capaictance density

Capacitance density cheatsheet of Skywater130 PDK

Mathematical derivation of Vout ripple for Buck converter

Calculate Vout ripple for Buck converter

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Buy Visio with Lower Price through Brytesoft

The ways to have DC voltage, pulse, sin waves in Xschem

Basic voltage and current source in Xschem

Step-by-step instructions of a simple RLC test bench and simulation in Xschem

Basic RLC simulation in Xschem

Inverter simulation using Skywater130 PDK and Ngspice

Basic inverter simulation in Xschem

Backannotation of Ngspice simulation operating point data into an Xschem schematic

Backannotation of operating point in Xschem

Deriviation of average switch model of Buck power stage

Average Switch Model of Buck Power Stage

Collections of public available resources and classes for analog IC and mixed-signal design.

Analog IC and Mixed-Signal Design Resources and Useful Links

ABCs of Voltage Mode in Switching Regulator Control

Example of a closed loop simulation for a single stage OTA

Electrical Engineer Stencil in Visio

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