Introduction to orcad capture and pspice professor john h. Its possible to update the information on orcad all products or report it as discontinued, duplicated or spam. Using pspice to analyze circuits with dependent sources. I am simulating analog circuits using orcad capture light 9. Dependent sources behave just like independent voltage and current sources, except that the voltage or current depends in some way on another voltage or current in the circuit. As discussed in class there are four types of dependent sources, two are voltage sources and two are current sources. Introduction to pspice objectives a primary purpose of this lab is for you to become familiar with the use of pspice and to learn to use it to assist you in the analysis of circuits. Before fabricating a particular circuit, it is customary to simulate the circuit on any eda software. Work with cad projects and create custom designs in the integrated development environment. This is dependent on what you want to achieve by simulating your model in pspice. A complete video tutorial from the schematic to the pcb layout with orcad pcb editor. Pspice and orcad capture are computer programs that simulate electric circuits. The smallsignal ac behavior of the nonlinear source is a linear dependent source or sources with a proportionality constant equal to the derivative or derivatives of the source at the dc operating point.
Explain some issues that arise when connecting these parts in the schematics layout tool in pspice. So far we have covered circuits with resistors and independent sources. Spice is a powerful general purpose analog and mixedmode circuit simulator that is used to verify circuit designs and to predict the circuit behavior. This video shows how to implement dependent sources in pspice software. There are examples of all four types of standard simulation and a selection of different plots. For purely linear dependent voltage sources, the output should be a linear function of the input voltage. Circuit elements and models university of california. Orcad all products alternatives and similar software. A dependent source is one whose value depends on some other variable in the circuit. If you need a pcb design software tool, its time to take a look at orcad. It is currently owned by cadence, but has kept the orcad name. The book is written for both students and practicing engineers who need a quick tutorial on how to use the software and who need indepth knowledge of the capabilities and limitations of the software package. This tutorial introduces the dependent source elements in pspice. How to use dependent source in pspice electrical network.
Pspice simulates the circuit, and calculates its electrical characteristics. This manual is written specifically for beginning students, and gives stepbystep instructions for using pspice and orcad. Complete pcb design using orcad capture and layout provides instruction on how to use the orcad design suite to design and manufacture printed circuit boards. Eldridge alcantara winter 2009 updated fall 2009 1 overview. Refer to the end of lecture 5 notes for a circuit diagram. Scalable pcb design invest for the future with a pcb design solution that can provide the capabilities you need today with the ability to seamlessly grow as your designs requirements increase virtual prototyping analyze your designs over millions of potential conditions before you ever build a prototype and achieve firstpass success. There are two principal types of source, namely voltage source and current source. Layout issues to implement the circuit exactly in pspice, the. Simulation software allows for modeling of circuit operation and is an invaluable analysis tool. However, we will now concentrate on the basic linear dependent sources.
Hi friends, today we will talk about the most important tool for an electronics engineer a circuit simulator. Circuit theorydependent sources wikibooks, open books. Davies september 18, 2008 abstract this handout explains how to get started with cadence orcad to draw a circuit schematic capture and simulate it using pspice. A circuit with a vcvs chapter 2 simple dc circuits in your pspice supplement.
However, when we start thinking for one, the first question comes to our mind is which eda software will be helpful. It takes into account any voltage sources applied to the circuit and any initial conditions set on devices or nodes in the circuit the output file provides a list of the entire analog and digital node voltages, currents, and other relevant parameters obtain iv curve for a pv device model for handson session pspice transient analysis. Consider one independent source at the time with all other independent sources set to zero. Hey, i have a circuit analysis assignment due, ive done the work by hand but i want to use multisim to check my solutions. And pspice is a product of the orcad corporation and the student version we are using is. How to implement dependent sources in orcad pspice. For example, a special computer may be set up and designed to work best with a. Can someone give me some hints as to how to put in the dependent sources shown in the attached circuit. The software is already installed in the computer of every station. Hello, i was wondering how to change the values of a dependent source in pspice 9.
The software is used mainly by electronic design engineers and electronic technicians to create electronic schematics, perform mixedsignal simulation and electronic prints for manufacturing printed circuit boards. For example, say i have a dependent current source that depends on. Im sure there are other good, inexpensive tools out there, but i would go with orcad, unless youre on a shoestring budget. This tutorial will teach you all you need to know about pspice for ece 65.
Probably the best way to start off is to take a simple circuit and see what kind of simulations you can perform in pspice. Ee 201 dependent sources 1 dependent sources as we begin to use simple circuits to model more complex circuit behavior, we need to add some items to our tool kit. Electronic circuit simulation uses mathematical models to replicate the behavior of an actual electronic device or circuit. Basically, sift through the analog library in pspice to look for the sources. Applications of dependent sources mit opencourseware. Orcad pspice the handling procedure of circuit designing. Sources can be either independent or dependent upon some other quantities. Here we see that there is an input circuit that develops a voltage, v1.
Basic skills for computer jobs what you should know about it basics duration. Pspice for linear circuits, second edition provides an introduction to these programs and describes ways in which they can be profitably used in an introductory course on electric circuits. Figure 1 below shows a circuit that with a dependent source in it. An independent voltage source maintains a voltage fixed or varying with. Download orcad free trial now to have a full evaluation of all orcad tools with no functionality limitations. Objective of lecture introduce the parts in pspice for dependent. If we need a graphical output, pspice can transfer its data to the probe program for graphing purposes. The orcad pspice simulator from cadence allows you to build circuit models for your design and analyze their behavior using a graphical. Orcad systems corporation was a software company that made orcad, a proprietary software tool suite used primarily for electronic design automation eda. How to implement dependent sources in orcad pspice youtube. Due to its highly accurate modeling capability, many colleges and universities use this type. Complete pcb design using orcad capture and layout by.
It was originally owned by microsim and then by orcad. It provides access to a variety of tools for pcb element manipulations, extraction, and import of relevant data and components, scaling and sharing with other users, etc. Pcb design teams across the world depend on orcad every day to help them solve their toughest design challenges. The image below shows an electrical network with 8 elements, a current controlled source, a bunch of resistors, one current source and a voltage source. Browse cadence pspice model library cadence pspice technology offers more than 33,000 models covering various types of devices that are included in the pspice software. The dependent current source will act as a short across r1. Analog design and simulation using orcad capture and pspice provides stepbystep instructions on how to use the cadenceorcad family of electronic design automation software for analog design and simulation. Current dependent voltage source in ltspice duration.
Page 2 of 27 creating circuits using pspice start orcad 10. What are the best sources for learning pspice software on. Using pspice for circuits with dependent sources csun. Orcad all products was added by adgellida in dec 2011 and the latest update was made in jun 2019. Download pspice for free and get all the cadence pspice models. Simulation of a circuit with linear voltage constant dependent source duration. Capture, pspice, sourcelink online customer support, specctra, spectre, vampire. Analog design and simulation using orcad capture and. The use of dependent sources when using nodal analysis.
Organized into 22 chapters, each with exercises at the end, it explains how to start capture and set up the project type and libraries. Describe how to set the part properties to set the coefficient a for the dependent source. Also pspice is a simulation program that models the behavior of a circuit. You can sweep through different input voltages from the independent source and model the output from the dependent source using typical circuit analysis techniques. Its maybe not the most elegant tool, but it works well for even large, complex boards, and its very well recognized in the industry. Overview of entering circuits with controlled sources in orcad. Analysis of circuits with dependent sources using superposition when employing the principle of superposition to a circuit that has dependent and independent sources we proceed as follows. Orcad capture pspice the software is referred to by the generic name pspice. Softwaredependent is a computer or hardware device designed for a software application. Just about anybody who does layouts, for example, can work with an orcad schematic. Nodal analysis and dependent sources technical articles. The expressions given for vand imay be any function of voltages and currents through voltage sources in the system.
This tutorial introduces the dependent source elements in. Using pspice for circuits with dependent sources the problems in this tutorial and the corresponding homework continue to deal with the dc analysis of circuits, or dc bias analysis in pspice. Independent and dependent voltage source problems in. Cadence pspice technology offers more than 33,000 models covering various types of devices that are included in. Nodal analysis is a form of analysis that uses kirchhoffs current law kcl and node equations to solve for circuit voltage values where the schematic. Here we described the clear information of pspice that any information of pspice or any other problems found below. Orcad free trialorcad trial provides full version of the latest release of orcad electronic design software solutions for free for a limited time, including orcad capture cis, orcad pspice designer, orcad pcb designer professional, orcad sigrity erc, and more. From wikibooks, open books for an open world circuit simulators are available. Documentation about the orcad pspice suite software. The current that flows through r1 enters the dependent current source.