By what factor does the current through the resistor change. Use the resistor color code chart below to understand how to use the color code system. The first resistor in the chart with 4 bands tells you the minimum information you can learn from a resistor. Photo resistors change light into electricity and are not dependent on any other force, ldrs are delicate, inexpensive, and readily obtainable devices, they are small enough suitable into virtually any electronic. Resistors in series and parallel circuits resistors in series and parallel circuits physics 12 joke of the day. Non linear resistor are those types of resistors in which the current passed through it is not exactly directly proportional to the potential difference applied.
Doc xls ppt to pdf converter 3000 is created as an easytouse and flexible converter which is designed to free batch convert word, excel, powerpoint to pdf with preserving the original text, graphics, images, layout etc. Resistor values is an electrical engineering program that will calculate the value of a 4 band resistor. These resistors tend to be very reliable with low tolerances, but cost more because of the price of metals used in them and the machinery needed to carefully cut and wind the wire. Resistor codes resistor tolerances how is it measured. Fileplanet microsoft powerpoint 2016 free download.
Resistor, types of resistor, example, colour code slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Le gain en tension est toujours positif et superieur a 1. Light dependant resistor a light dependant resistor also know as a ldr, photoresistor, photoconductor or photocell, is a resistor whose resistance increases or decreases depending on the amount of light intensity. View and download powerpoint presentations on resistor testing ppt.
Before trying this it would be a good idea to look at some basic facts about resistor networks. Calculate the power dissipated by the resistor using any of the power formulas. Jul 07, 2016 do you remember what the colors on your resistor means. Best powerpoint templates download your favorites today. These charts will be a great study guide to help you master the resistor inside and out, backwards and forwards. The input signal of small amplitude is applied at the base to get the magnified output. Updated resistor color code pdf chart resistor color. The input signal of small amplitude is applied at the base to get the magnified output signal at the collector. Steps in determining the value of the color coded resistor hold the resistor. A ldrs can have a variety of resistance and functions. Create or view powerpoint presentations with this uptodate version of the popular software package.
Lecture 24 mosfet basics understanding with no math reading. The completed wire wound resistor is coated with an insulating material such as baked enamel. Resistor values will determine the value of a resistor based on the color bands or the reverse, it can display the color bands of a resistance value entered by the user. Resistor color code ppt software free download resistor. A linear resistor is the type of resistor whose resistance remains constant with increase in the potential difference or voltage applied to it. Resistor resistor electrical resistance and conductance. The resistor rl is often said to be the \load for the circuit. Find powerpoint presentations and slides using the power of, find free presentations research about resistors ppt. This combination of potentiometer, integrated circuit and pwm to the hbridge is the key to speed control. What is a pullup resistor calculating a pullup resistor value resources and going further introduction pullup resistors are very common when using microcontrollers mcus or any digital logic device. A thermistor can operate over a wide temperature range and give temperature value by its resistance change, which is formed by two words. Chapter 18 the potential difference across each resistor is the same because each ppt.
A potentiometervariable resistor allows you to change the voltage input that goes into the integrated circuit. Exercises use the multimeter to measure the current. Microsoft powerpoint lecture24mos transistors compatibility mode. Select a wattage rating for the resistor that will provide an adequate cushion between the actual power dissipation and the resistor s power rating. Resistors are identified with the help of color codes. Updated explain the different types of resistors pdf. Thermistors temperaturedependent resistors thermistor this is a resistor whose resistance depends on the temperature. A resistor rl placed across the output will complete the circuit, allowing current to.
A load connected to the output of our voltage divider circuit is shown in fig. Jun 23, 2017 here we are giving you transistor seminar and ppt with pdf report. We are going to discuss here advantages, disadvantages and applications of automatic street light and advantages are. Known as a composition resistor, they depend on the size of.
This tutorial will explain when and where to use pullup resistors, then we will do a simple calculation to show why pullups are important. Ppt resistors in series and in parallel powerpoint. Power rating depends on the resistor s construction. All resistors generate heat as a product of their function. In addition to having the required ohms value, a resistor should have a wattage rating high enough to dissipate the power produced by the current without becoming too hot.
View and download powerpoint presentations on resistor ppt. Resistor is defined as an electrical component which is used for controlling temperature and voltage. Using fsr force sensing resistor sensors arranged in a grid. There are many different types of resistors available to the electronics constructor, from very small surface mount chip resistors up to large wirewound power resistors. Integrated circuit can now output variety of pulse widths to the transistors on the hbridge. Download of seminar report and ppt in pdf and doc format. When modeled on a schematic, a resistor will show up as one of these two symbols. View and download powerpoint presentations on resistors ppt. Smallpdf will upload and start to work on the file right away. Lecture 24 mosfet basics understanding with no math. Look for the 3 colors which they are near on each other. Analogy putting wires side by sideto give a wider wire of lower resistance.
If there is no tolerance band, then find the side that has. Ppt resistors powerpoint presentation free to view. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. Oct, 2009 resistors and resistance how they all add up. Resistors are the most fundamental and commonly used component in all the electronic circuits. Download automatic street light ppt with pdf report.
Ppt resistors in series and in parallel powerpoint presentation free to download id. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. Resistor powerpoint templates w resistorthemed backgrounds. In our previous post we saw that there are many different types of resistor available that can be used in both electrical and electronic circuits. In particular, if a coil rotates in the presence of a magnetic field, the induced emf varies sinusoidally with time and leads to an alternating current ac, and provides a source of ac. Power rating depends on the resistors construction. Ldrs light dependant resistors are a very useful tool in a lightdark circuits. The first three color bands represent significant digits, the. Electronics tutorial about the types of resistors the different types of resistors resistors r, are the most fundamental and commonly used of all the electronic components, to the point where they are almost taken for granted. Sumit thakur ece seminars transistor ppt powerpoint presentation pdf. Basic semiconductor physics, diodes, the nonlinear diode model, load line analysis, large signal diode models, offset diode model, transistors, large signal bjt model, load line analysis, small signal model and transistor amplification. Ppt resistor color code powerpoint presentation, free.
Also explore the seminar topics paper on memristor with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year electronics and telecommunication engineering or ece students for the year 2015 2016. Find powerpoint presentations and slides using the power of, find free presentations research about resistor testing ppt. The other type of resistor is made of a piece of carbon. A thermistor is a temperature sensing element composed of sintered semiconductor material that exhibits a large change in resistance in proportion to a small change in temperature. A larger physical size indicates a higher power rating. Diodes and transistors pdf 28p this note covers the following topics. Ppt resistors powerpoint presentation free to download. Arnido jr instructor, colegio san agstin bacolod 2. All you need to do is just click on the download link and get it. Photo resistors change light into electricity and are not dependent on any other force, ldrs are delicate, inexpensive, and readily obtainable devices, they are small enough.
Wait for the extraction to finish and download your ppt. The main function of a resistor within an electrical or electronic circuit is to oppose or resist the flow of current, hence named as resistor. A free powerpoint ppt presentation displayed as a flash slide show on id. The resistor is an electronic component that has electrical friction. Presentation powerpoint presentation types of resistors the resistor code reading the resistor tolerance stripe. Just click the video when the ppt in in fullscreen. If you continue browsing the site, you agree to the use of cookies on this website. Sep 06, 2016 download automatic street light ppt with pdf report. Resistor color codes pdf download build electronic circuits. Exercises use the multimeter to measure the current through 1k and 100. When looking at the chart, note the illustration of three round resistors with numerous color code bands. Resistance and resistors introduction teaching resources. Resistor color code or how to read those little resistors. The transistor is a terminal device and the three terminals are base, emitter, and collector.
This friction opposes the flow of electrons and thus reduces the voltage pressure placed on other electronic. Known as a composition resistor, they depend on the size of the piece of carbon. Reading the resistor from left to right, the first two color bands represent significant digits, the third band represents the decimal multiplier, and the fourth band represents the tolerance. Find powerpoint presentations and slides using the power of, find free presentations research about resistor ppt. Feb 19, 2015 powerpoint, with videos explaining what is resistance and how to combine resistor values. Resistors and resistance how they all add up slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Resistor color code system how to read the resistor code. I never remember them, so i always have a handy table of the resistor color codes nearby.
Winner of the standing ovation award for best powerpoint templates from presentations magazine. Follow these steps when choosing a resistor for a circuit. Resistor color code system resistor color coding system applies to carbon film resistors, metal oxide film resistors, fusible resistors, precision metal film resistors, and wirewound resistors cylindrical with enlarged ends of the axial lead type. Resistors operate on the principle that energy can be neither created or destroyed, only changed from one state to another.
1647 92 1168 600 82 476 1304 604 97 289 309 1137 1038 1344 13 569 1629 338 1596 1138 267 393 1247 1394 1468 901 14 1324 814 1433 508 1024 221 494 327 1248 240 1042 557 64 1265 787 677 765