Play with HTML canvas image pixel and physics

HTML Canvas matrix rain

Playing with line animation in HTML canvas

Boiler template for HTML canvas

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

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

PCM IBB converter model in Simplis

PCM Buck converter model in Simplis

PCM Boost converter model in Simplis

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

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

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

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

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

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

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

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

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

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

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

Mathematical derivation of Vout ripple for Buck converter

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

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

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

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

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

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

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

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

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

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

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

First post for the Simplis tutorial 101 series

Example of a closed loop simulation for a single stage OTA

Simple open loop Buck converter model in Simulink

Simple open loop Buck converter macro model in Xschem

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

Voltage ratings and cross section

Current mirror mismatch analysis using Monte Carlo simulation

Quick look up table of capaictance density

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

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

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

Backannotation of Ngspice simulation operating point data into an Xschem schematic

Check simulation results with Xschem built-in waveform viewer

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

Inverter simulation using Skywater130 PDK and Ngspice

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

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

Deriviation of average switch model of Buck power stage

Should we use average or RMS value during efficiency calculation?

ABCs of voltage mode control

ABCs of voltage mode control

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

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

Use the stencil to be more productive.

Learn how to add data graphics in your Visio drawing.

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

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

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