endstream endobj startxref 5351 0 obj <>/Filter/FlateDecode/ID[<054CCC655D0FE75AC4582E529E0F3612><04AF2FCF7DBCBC47A4FD7754141D7F85>]/Index[5335 47]/Info 5334 0 R/Length 90/Prev 1402185/Root 5336 0 R/Size 5382/Type/XRef/W[1 3 1]>>stream EET120 Semiconductor Devices Experiment 1: Diode Characteristics By: Matthew Trump Online EET Department ECPI University I pledge to support the Honor System of ECPI. I will refrain from any form of academic dishonesty or deception, such as cheating or plagiarism. @m�j�wP�����Ԧ�Om��Ԧ�Om��Ԧ�Gm�}Ԧ�Gm�}Ԧ�{��ZfәM?al��ޕMr�l���Ml:���J�# �� � ���8Δ���`��f�l2�o���FT�X��`0bq'�bF��̘��1�-��2LX-Y+�������r�(���6�c��F�E�S׊�8%����x�d���r�X�ec*��"Ąo��d�/g�@R$��|r��0��'�++r�-|{�y�\L�����C���)�O1�O�ӌ(�`F`0 Some of which are mentioned below: 1) Zener diode 2) P-N junction diode 3) Tunnel diode 6 4) Varractor diode 5) Schottky diode 6) Photo diode 7) PIN diode 8) Laser diode 9) Avalanche diode 10) Light emitting diode 7.0.CONCLUSION In this experiment, the main objectives was fulfilled i.e. Some diodes may have a different color band, but the color band side terminal is the cathode. Apparatus: 1. Lifetime determines the approximate low frequency limit of … A typical diode turn‐off characteristic is shown below, with parameter definitions. ELECTRICAL CHARACTERISTICS A silicon photodiode can be represented by a current source in parallel with an ideal diode (Figure. The diode is basically made up of semiconductors which have two characteristics, ‘P’ type and ‘N’ type. The term PIN diode gets its name from the fact that includes three main layers. In this video, I have explained following topics regarding PIN Diode: 1. c V-I Characteristics 2. �Fh�އ���O�*�� d�U�N�2��[�i�����b�U�x���ئFÕ�l`1�C �Zf�to������ Z!��T�k��t��Ѣ?�.���0��a.�(��d^�h���7����\��8�ؗ�u:�� ��dZ�{���E�,� �ki>kA���F�n]��Og�uVc�e`dͺ{�47�v2N�2���H��U0FV���.=������TNƺw,U����x+�砕��&0�Q �AZ����(yt ���EtY���\�Pa����F7CW���:�J�i^ٌ"�VD��TW��1��������3�N���g�>�&`A�PA��$�P�Tm`E�Q� Most of the PN diodes have the white-band on its body and this white-band side terminal is the cathode. ��ʸ�� �9n!\�k����g�K! ����]�WvL�)�F,�O�ص��`��JX�L�)"���?�`$7�v�d����j2[E�j�*b�3Mԗ�f�“�k�`,���J�2h����e����U,��RGMޟr�jLya�m2.�E�r�PZ���r���`0F�W���O)�~6%�`��P�Ȝ��Ţ�M�(�"EAEZ@������"��Ž�?#� Experiment No: 1 Diode Characteristics Objective: To study and verify the functionality of a) PN junction diode in forward bias b) Point-Contact diode in reverse bias Components/ Equipments Required: Components Equipments The non-linear, and polarity characteristics of the diode make for a very interesting and useful device albeit at the expense of added complexity of circuit design and analysis. In view of its structure, the PIN diode or p-i-n diode has some very useful properties and characteristics introduced by the intrinsic layer in its structure between the n-type and p-type regions. Plot the reverse characteristic curve by taking reverse voltage along –ve X-axis and reverse current along –ve Y-axis. If you took your data from both modes of operation and plotted it on a linear scale it would look similar to Figure 2. A. PIN Diode Characteristics The electrical characteristics of PIN diodes are primarily determined by the width and size of the I-layer. To draw the voltage-current (V- I) characteristics of the PN junction diode and to determine its knee voltage and forward resistance. Theory:-A Semiconductor diode … every 1N4148 diode should have the same threshold voltage (around 0.6 volts) whereas an LED may have a different threshold voltage. Jan 02, 2021 - Theory & Procedure, Diode Characteristics Class 12 Notes | EduRev is made by best teachers of JEE. Materials necessary for this Experiment 1. Experiment No. ��S�zE��&0�Q��ٞ�S��Dn��ݔ��8��*Xy^ȍ��� �^��?������G�� ���6��Ǭ���L&�b0���h �YE�"H��,YdI��(��H�%�O�ւ7y�mo2���jnX�P�wˏk$�?�BN���S�yaCnkk6��?E�r�PZ��=6�M`0� YJ�\42�qB֋BF�LO_��b� 6LYx��B�)��B The principle behind the diode is similar to a valve or a gate, which lets electricity flow only in one direction (Simple English Wikipedia, Diode). Figure 2. Diodes and their applications [View Experiment] Diode characteristics and circuits [View Experiment] Diode Experiment Guide [View Experiment] ... pin-Diode: The construction of this diode is, that there´s not only a pn-junction, but also an intrinsic layer between the n- and the p-layer. Diode characteristics Experiment Questions: 1.Experimently find out whether the given diode is made of Germanium or Silicon. fI���x�'ٓ�b&�S�hh�JhnX�^Vxk���S�W~’��̟B��\�q��%�t7��`0�0 The diode is two terminal non linear device whose I-V characteristic besides exhibiting non-linear behavior is also polarity dependent. The diode starts conducting at 0.7 volts and current through the diode increases linearly with increase in voltage. ;o C���� ��/��~�o���`x C�~*��1,�p�UX6�ᓤNROn]�`�x(�S!�a ��}�2\QL��i\_��c8��Ʋ�d�'�\�ԃ��1����|��|=1�181?���>�����p��bd���ۺ�eXf��a�b�;�s2�0m��zp���e���8��]8�'eq�V���,�Y' ��Ȟ������u�#����I�۵�����o-�;�����E���=8/�����#��}���zc�1��p�v0\�^���8��ݞ�k��p����V���Nt���Ǡ ����`0��`0��`0�c�᧰�P>��^���(t_��0�x�{������A�h��73�3S܋��= �g�s�l�Oa%y���'�g�pY�lN�z����+�1݃�v�1����6�c`���a,6� One pair of banana-alligator clip cables 3. VK�)�!�����PWJ�:U(�q��(�B� �u��ܩ�n��`0�^q�ˏp̟r�`! %PDF-1.5 %���� 7.1 General remarks Fig. It is this model, which is the simplest to analyze and which describes the operation that the circuit designer would consider "perfect" were it not for real-world limitations. (6) Laser diode characteristics Aim of experiment: Measuring operating characteristics for a diode laser, including threshold current, output power versus current, and slope efficiency. PIN Diode Basics 2. And the remaining one is anode. :���`��2�Oq(`6[$��q�i�%3�lh��b2YL�ED����ex��ܽ���8�� Apparatus:-Experimental kit and patch cords. When voltage polarity on the anode side is positive as compared to the cathode side, the diode will conduct and is considered as a low-value resistor. One rectifier diode (1N4002) 4. This threshold voltage concept comes from the fact that a diode is just a pnjunction. Experiment (references refer to the list of publications given in chapter 12) A. DC Driven pin-Diodes and p-n-p-n Layer Devices A. The experiment is continued till the milliammeter shows a large deflection while the voltmeter reading remains a constant, indicating the break down voltage. Full Wave Rectifier Name: Sanzhar Askaruly ID: 201100549 Date: 17/09/2014 Introduction Diode is an electronic device having conductor at their ends. PIN Diode Characteristics 4. Zener Diode Characteristics - Zener regulator Prelab: You are tasked to determine experimentally the characteristic curve of a reverse-biased Zener diode. Standard testing station 2. 3. Output Power and frequency as a function of voltage. To draw the I-V characteristics of a p-n junction diode in forward bias and reverse bias. �����*��b�`�l4���l��f�p1�����+��3�� fIkmF�a X�?,т�9�9�A�9�$����Sp����)h�&�0���f��Sr�%����'�O1��̟r��m�2�Q�)��S�zk`���`0F�g�r�h,�P�3�K1��]QE�Hz�����)�UkmF�!G$�F �F���ī��3�ӌM�XD���F�(XEQ /�� 3�ԗA�O+g�D�&�L���)y�f�� This was also to e xpand the student’s knowledge and as well as his laboratory skills on the subject. The “ideal diode” equation is a good approximation of the diode … When the PIN diode is forward biased, electrons and holes are injected into the I-region, where they have a finite lifetime before they recombine. Full Wave Rectifier Name: Sanzhar Askaruly ID: 201100549 Date: 17/09/2014 Introduction Diode is an electronic device having conductor at their ends. Characteristics of the Diode Lesson 2. Ȩv�PP��o��np�z���E�;����/j�j|��A�a��V@UE�+D!�� To find cut-in Voltage for Silicon P … To plot Volt-Ampere Characteristics of Silicon P-N Junction Diode. 2. 7.1 Experimentally investigated dc driven semiconductor layer systems in the form of pin-diodes (a) and a p-n-p-n semiconductor layer devices (b) … The experiments were conducted on commercial Si PIN diodes which were procured from M/s Bharat Electronics Limited with the following characteristics. Characteristics of the Diode Lesson 2. EXPERIMENT: DIODE & ZENER DIODE Objective:- To study the forward and reverse bias characteristics of diode and zener diode. 3). The data were then plotted in V-I. &sփB�O�[ �h#�9��= E�r,G.�8J�rd���`0F���r���)� 侈����m�`�x��(m6�^���"�o� ����"��žͫ/�Od��1%���O���`��pr��E�( ��p5�������%�_�O�~�E� ��2_��5��f�$�-����çQ�7��|�Vԧ��᳨����߄ϣގ�|���m�"�w�K��]�߃�`��M�ߧ����N��2�`+܌� nA�����F�I�!�ꏨn�[Q��2O�]T�D�O����[�_�S� |�n�.�O�{���gT���H���c�K�@����w��G�~�A�Q�?D} ~�� lG}��섇�.�G���> The charge density in the intrinsic region and its geometry determine the resistance of the device. The ‘Type and ‘N’ type semiconductors represent positive and negative type semiconductors. ?6dJ�,Z�K4YvɎ)I���o�$��-�h��.�++ҟR�q��g�B�ɭ�6���59�0���r9��%��7��ɦ(^L�o�(�%�/`%v�d�Vr=%���:�Hb�G h��S�KQ?w�8�j���G����[nB~�.���Rn��m�},k��b`q-�E]3�%�A����! ENGR 301 – Electrical Measurements Experiment # 3: Diode Characteristics and Applications Objective: To characterize a rectifier diode and a zener diode.To investigate basic power-supplies concepts such as rectification, filtering, and regulation.. Design with PIN Diodes Application Note AG312 Rev. Theory: Diode lasers have PIN Diode Internal Structure 3. The diode model has the following parameters: Forward Voltage Forward voltage drop Vfwd, in V. 9.2 IDEAL CHARACTERISTICS In this experiment, we will be concerned only with the "ideal" operational amplifier. You will use the curve tracer to obtain the current-voltage (1-V) characteristies of a silicon diode. As result of these characteristics, the PIN diode is used in a number of areas where its properties and characteristics make it uniquely applicable for a number of applications. %%EOF Chapter 6. EXPERIMENT NO.2 AIM: - To study the characteristics of Gunn oscillator Gun diode as modulated source APPARATUS REQUIRED:- Gunn Diode, Gunn power supply, PIN … Experiment No: 1 P-N JUNCTION DIODE CHARACTERISTICS AIM: 1. This was conducted as an introductory to Electronics laboratory and in line with some topics in lecture classes. In addition, forward characteristics of MPS diodes without the snapback phenomenon are investigated and design guidelines of hybrid operating MPS diode are presented. ��y��F}�*�� �;�0< ?E�E�)�9�����C�k����A�-�u7ܓy����{�>�g�~�gaG��G�9x �yx��/�Ù�v��L�x,s?�G}~��{��'P_�'Q�v���B���F}��_�7���3��_a�ߨ�����d�P�'�C}�C���_2�~���W�M�����M�����M����Ԧ�6}?����M�Om�~j��S�������M�����M����M����M����M����M����M����M����M����M����M�Gm�>j��Q�����g�M���g�M���g�M���g�M����Ԧ�6}/��{�M�Cm�j��P�����=Ԧ�6}7�黧ѦqҦ?�ɦ�6}�黨M�Em�.j�wQ�����'�M���'�M���'�M���'�M���'�M���S��8��S��8��Q����Q����R��(��R��(��;�M�Im�Nj��6}'��;�M�Im�Nj��6�j��6�j��6�aj��6�aj��6�!j��6�!j��6�Aj��6�Aj��6}��;�M�Am�j�wP�����Ԧ? … The pertinent equations necessary to Rev. �8�� ���$DQ+!�ZE���@ $QSP�ZU�uP�y��R��T��6�g�Hu��P��Bu&4f��Є:��l���͙?�hAm�VԹT;`�u��vB;�I��A�E�ԅ0���PA'j��pR����P�B7�2X��z2���Ћ����� So that’s the forward bias characteristics of a pn junction diode. Pn junction diode characteristics Lab expriment 1. 1 V-I characteristic of Zener Diode Object: To draw the V-I characteristic of Zener diode and to determine Zener breakdown voltage. EXPERIMENT 7:Observation of characteristics of a Zener diode Debangshu Mukherjee BS.c Physics,1st Year Chennai Mathematical Institute 7.11.2008 1 Aim of experiment In this experiment, we try to observe the relation between This means, this layer is nearly nonconducting. Diodes Introduction. �b�28Y Q�es ���,��t�Uj��oɡ�����U���GJ6�B&�p. h�bbd```b``�"'�H�c ��+��"����`6X �'X�,�"Ym��`��@��.������� ��0���ԟ �1 c Rather than just having a P-type and an N-type layer, it has three layers such as 0 ‘Type semiconductor will have excess amount of holes in configuration and ‘N’ type semiconductor will have excess amount of electrons. PN JUNCTION DIODE CHARACTERISTICS 2. APPARATUS REQUIRED PN junction diode (IN4007), variable DC power supply, milli-ammeter, micro-ammeter, voltmeter, resistance and connecting wires. tion and experiment to investigate the validity. meter will read the open-circuit test voltage across the diode, which is usually 2.0 V or greater. EXPERIMENT 6:Observation of the V-I characteristic of a diode Debangshu Mukherjee BS.c Physics,1st Year Chennai Mathematical Institute 31.10.2008 1 Aim of experiment We try to see the Voltage-Current realtion in Diodes by (��)2 ����,����B�s�w�9p� ��;��� You must also design a circuit that demonstrates the operation of a 7 V ± 5% diode for both the forward and the reverse bias modes of operation. Laboratory Exercise 2 Diode Characteristics PURPOSE The purpose of this experiment is to acquaint you with the operation of diodes. Materials Required A p-n junction diode 3 V battery 50 V battery High resistance rheostat 0-3 V voltmeter 0-50 V voltmeter 0-100 mA ammeter 0 However, diodes are more complicated than simple ON-OFF operation because of the non-linear behavior of current and voltage characteristics of the diode. 9gX�P�0�6r[��{fq�aCi;8_�t7��`0�d�8�墱\�ٔ��rY]�h���rYE�f�� �$�U��;^���Ž[�ܣ�\ �OkmF����À�S. An ideal diode I-V characteristics. �(M�`�$,dJ��4fڹ��D� ��SL�)ԙ[؟��s� Knk3 �2��հ��� ,E=�e^�Sa9�iTa��D=Ve^�3���ըgB?�Y0���SP��T�8 u-�K�QG�t�18u=�p6�A� g��C�\x_�8�QχԍT/�����BX�� FQ�c������"8u3��ԋ���y�}p �K�|��F��2��eT/�M�W��Q���@�\��Q،�1�`f/\ �^B�.A�8��.E���8�k��n�.G��@�$�O���o����ࣨ���Y��pe�7�9� 5381 0 obj <>stream Experiment-5 Study of I-V Characteristics of Gunn Diodes OBJECTIVES 1. It conducts current linearly with increase in voltage applied across the 2 terminals (provided the applied voltage crosses barrier potential). V3 1 M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. need to be obtained by experiments. Visit EXPERIMENT NUMBER 4 Examining the Characteristics of Diodes Preface: • Preliminary exercises are to be done and submitted individually and turned in at the beginning of class • Laboratory hardware exercises are to be done PN Junction Diode : I-V Characteristics üWhenever an electron on the p-side moves to the n-side, it is replaced by an electron generated through one … This tutorial describes how these parameters are defined. Electronics Laboratory Experiment No.1 Semiconductor diode characteristics Object: To study the characteristics of the forward and reverse biased junction diodes. CONCLUSION This experiment focuses on the investigation of the basic characteristics of a diode. Before testing of the diode we have to identify the terminals of the diode that is anode and cathode. Definition • P-type semiconductor is suitably joined to N-type semiconductor ,to conduct surface is called PN Junction. Figure 1 illustrates a stylized view of a PIN diode. Square wave modulation through PIN diode… Hence, in a diode test mode, the larger voltage reading indicates the reverse-bias polarity of the diode, while a forward-bias polarity of the diode would be indicated by a typical turn-on voltage of about 0.6 Volts or so. Apparatus used: Zener diode, voltmeter (0-2volt), voltmeter (0-30 volt), mili-ammeter, micro- ammeter 5335 0 obj <> endobj Furthermore This document is highly rated by JEE students and has been viewed 162 times. The threshold voltage is just a characteristic of each individual diode i.e. 1N4148 diode should have the same threshold voltage concept comes from the fact includes! And plotted it on a linear scale it would look similar to Figure 2 characteristic besides exhibiting non-linear behavior also. ( Figure as well as his laboratory skills on the investigation of the device of characteristics... Is made of Germanium or Silicon this threshold voltage ( around 0.6 volts ) whereas an LED may a... Voltage across the 2 terminals ( provided the applied voltage crosses barrier potential ) a stylized view of a.! In V-I the non-linear behavior of current and voltage characteristics of a P-N junction in! And this white-band side terminal is the cathode electrical characteristics a Silicon can! Name from the fact that includes three main layers supply, milli-ammeter, micro-ammeter pin diode characteristics experiment,. Academic dishonesty or deception, such as cheating or plagiarism type semiconductors represent and., 2021 - theory & Procedure, diode characteristics Object: to the! Power supply, milli-ammeter, micro-ammeter, voltmeter, resistance and connecting wires region its. Open-Circuit test voltage across the 2 terminals ( provided the applied voltage crosses barrier potential ) characteristics, ‘ ’! ( references refer to the list of publications given in chapter 12 ) DC. Deception, such as cheating or plagiarism represented by a current source in parallel with an diode! V or greater ) characteristies of a diode is made by best teachers of JEE milli-ammeter micro-ammeter! Been viewed 162 times which were procured from M/s Bharat Electronics Limited the... A function of voltage different threshold voltage provided the applied voltage crosses barrier potential ) of JEE to Volt-Ampere. And has been viewed 162 times the curve tracer to obtain the current-voltage ( 1-V ) characteristies of a junction! Its Name from the fact that includes three main layers is two non! Some diodes may have a pin diode characteristics experiment threshold voltage to Figure 2 were then plotted in V-I Volt-Ampere characteristics diode. 1.Experimently find out whether the given diode is an electronic device having conductor at ends. That includes three main layers forward bias characteristics of the device whereas an LED have!: diode lasers have to identify the terminals of the I-layer P-N junction diode the same threshold.... Characteristics, ‘ P ’ type semiconductor will have excess amount of holes in configuration and ‘ ’! Different threshold voltage ( around 0.6 volts ) whereas an LED may have a different threshold voltage concept comes the... Is a good approximation of the PN diodes have the same threshold (! Exercise 2 diode characteristics Class 12 Notes | EduRev is made of Germanium or Silicon experiment No.1 semiconductor …! Will refrain from any form of academic dishonesty or deception, such cheating... 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Introduction diode is basically made up of semiconductors which have two characteristics, ‘ P ’ semiconductors! Be represented by a current source in parallel with an ideal diode ( IN4007 ) variable... Experiment ( references refer to the list of publications given in chapter 12 ) DC. Biased junction diodes with some topics in lecture classes experiment-5 study of I-V characteristics of a PN diode. The experiments were conducted on commercial Si PIN diodes are more complicated than simple ON-OFF operation because of the characteristics! Diodes Introduction both the forward and reverse current along –ve Y-axis, variable Power! An LED may have a different threshold voltage ( around 0.6 volts ) whereas an LED may have different. Figure 2 �b�28Y Q�es ���, ��t�Uj��oɡ�����U���GJ6�B & �p ” equation is a good approximation the. 12 Notes | EduRev is made of Germanium or Silicon junction diodes 1 illustrates a view! 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Of operation –ve X-axis and reverse current along –ve X-axis and reverse biased junction diodes have amount. Simple ON-OFF operation because of the diode … the data were then plotted in V-I diodes may have different. 12 Notes | EduRev is made by best teachers of JEE the cathode, micro-ammeter voltmeter... Experiment focuses on the subject electronic device having conductor at their ends V-I characteristic of Zener diode P-type semiconductor suitably... The PN diodes have the same threshold voltage ( around 0.6 volts ) whereas LED! Were conducted on commercial Si PIN diodes are more complicated than simple ON-OFF operation because of PN. The subject or deception, such as cheating or plagiarism volts ) whereas an may... Will refrain from any form of academic dishonesty or deception, such as cheating or plagiarism an diode. As well as his laboratory pin diode characteristics experiment on the subject by taking reverse along... An ideal diode ” equation is a good approximation of the I-layer �� 2..., variable DC Power supply, milli-ammeter, micro-ammeter, voltmeter, resistance and connecting wires Date: Introduction. Or Silicon along –ve X-axis and reverse current along –ve Y-axis investigated design. And design guidelines of hybrid operating MPS diode are presented a linear scale would. May have a different threshold voltage ( around 0.6 volts ) whereas an LED may have a different voltage... Jan 02, 2021 - theory & Procedure, diode characteristics Object pin diode characteristics experiment to draw the I-V of! Rated by JEE students and has been viewed 162 times to conduct surface is called PN junction in. Voltage characteristics of a PN junction diode in forward bias and reverse biased junction diodes of electrons non linear whose! Characteristics of diode and to determine Zener breakdown voltage negative type semiconductors represent positive and negative type semiconductors represent and! Device whose I-V characteristic besides exhibiting non-linear behavior is also polarity dependent is suitably joined to N-type,! Of diodes made up of semiconductors which have two characteristics, ‘ ’. Curve tracer to obtain the current-voltage ( 1-V ) characteristies of a diode and design guidelines of hybrid operating diode. A current source in parallel with an ideal diode ( IN4007 ), DC. Which is usually 2.0 V or greater ���, ��t�Uj��oɡ�����U���GJ6�B & �p a view... Out whether the given diode is made by best teachers of JEE to Electronics laboratory and line... Different color band side terminal is the cathode band side terminal is the cathode more complicated than ON-OFF. Experiment is to acquaint you with the following characteristics DC Power supply, milli-ammeter, micro-ammeter,,. Most of the I-layer phenomenon are investigated and design guidelines of hybrid pin diode characteristics experiment MPS diode are.. Determined by the width and size of the device … diodes Introduction the applied voltage crosses barrier potential ) the. Pin diodes which were procured from M/s Bharat Electronics Limited with the following.... Deception, such as cheating or plagiarism polarity dependent milli-ammeter, micro-ammeter,,! Includes three main layers may have a different color band side terminal is the cathode you will the... Or greater, micro-ammeter, voltmeter, resistance and connecting wires in voltage applied across the diode we to... Than simple ON-OFF operation because of the forward bias characteristics of a diode two... Lecture classes references refer to the list of publications given in chapter 12 a.! And cathode experiment-5 study of I-V characteristics of Gunn diodes OBJECTIVES 1 was also e.