diode characteristics experiment

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The junction voltage vs. current characteristic of an LED is similar to the V-I characteristics of diodes. 3. �����*��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�� The forward current increases slowly in the beginning and shows a sudden rise at a certain value of forward voltage. endstream 20 0 obj << Ans: A diode is a two-terminal electronic component with asymmetric transfer characteristic, with low (ideally zero) resistance to current in one direction, and high (ideally infinite) resistance in the other. �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��$�P�Tm`E�Q� OBJECTIVE In this lab you will measure the I-V characteristics of the rectifier and Zener diodes, in both forward and reverse-bias mode, as well as learn what mechanisms cause current flow in each region of diode operation. To calculate static and dynamic resistances of the Zener diode in both forward and reverse biased conditions (before, after break down voltages). This was conducted as an introductory to Electronics laboratory and in line with some topics in lecture classes. In general, the cathode of a diode is marked by a solid line on the diode.The /Length 1178 The Zener breakdown voltage is the … Some of thecharacteristics that will be investigated are the I-V curve and the rectification properties. The point of beginning or zero value is at the center of the graph. (GET LED wired Red Rectangular 2 x 5 mm 8 mcd), 4. one 1kΩ resistor (GET 1k Resistor) We will be u… Full Wave Rectifier Name: Sanzhar Askaruly ID: 201100549 Date: 17/09/2014 Introduction Diode is an electronic device having conductor at their ends. /Contents 21 0 R 2. ]m#-tᣡ���]�R:��|E�.�e�z�{�h�a_u�x�B�ʝXB�I0G������Z���O���Έ�n��Ye����k~�� ��̮=�ӫ��d�X������� /Width 258 The principle behind the diode is similar to a valve or a gate, which lets electricity flow only in one direction (Simple English Wikipedia, Diode). x���y�]gu/��y8��=�%a�F+vb&.�A�rU�"�}����A�@CyP��JA�.�[!׏ �2��հ��� ,E=�e^�Sa9�iTa��D=Ve^�3���ըgB?�Y0���SP��T�8 u-�K�QG�t�18u=�p6�A� g��C�\x_�8�QχԍT/�����BX�� FQ�c������"8u3��ԋ���y�}p �K�|��F��2��eT/�M�W��Q���@�\��Q،�1�`f/\ �^B�.A�8��.E���8�k��n�.G��@�$�O���o����ࣨ���Y��pe�7�9� Components: Equipment: Name Range :���`��2�Oq(`6[$��q�i�%3�lh��b2YL�ED����ex��ܽ���8�� stream The first quadrant of the V-I characteristics curves shows the forward operation of the diode. x�uVKo�F��W�H�z��ȥM (��C�-�2J�I�j�}籔)[� qvg8�of�R ?�j)��>��.�t�O�g�g.���s����ڔ���z��O}�%I�$�K��3_(�s���*�*)���!UƊ»�:+d�n�o���ʍ1���RY������.�j�����jd��b*۵@�H� ��w��u$؁\5��a|�W���F}��o��?�o�W�.��f�����~�ӈ��~l>���r����2R��:���.RQ To get breakdown voltage sharp and distinct doping is controlled and the surface … The graph showing the forward bias voltage and forward current is known as the forward characteristics, and that showing the reverse bias voltage and reverse current is known as the reverse characteristics. 22u capacitor (x 1) 5. Course. EXPERIMENT NUMBER 4 Examining the Characteristics of Diodes . Diodes: Experiment Guide Components required for this lab: 1. I am aware that as a member of the academic community it is my responsibility to turn in all suspected violators of the honor code. The Zener diode characteristics will also be studied at. VOLTAGE-CURRENT CHARACTERISTICS OF A … >> endobj %PDF-1.4 3 0 obj << �(M�`�$,dJ��4fڹ��D� ��SL�)ԙ[؟��s� Knk3 S#�F�s� �l �ط@X�H���_�R0��N�2��g�;2����2[3��I��"�pB����Cs��)*����cO-�v�N�MՎ���v�(!7��6Pd��pQYᳱ��h��'�{gJ�UY} ��Č�w���xK�.ò�okc`м 10M resistor (x 1) I. Diodes Overview Diodes are mostly used in practice for emitting light (as Light Emitting Diodes, LEDs) or controlling voltages in various circuits. To determine static resistance. Zener diode characteristics can be observed. 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 the voltage and corressponding current generated. ;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� We use Zener diodes for voltage regulation and voltage stabilisation. Lab IV: Silicon Diode Characteristics – Page 1 LAB IV. EQUIPMENT … Give the input as triangular voltage waveform from Function Generator (both positive and negative peaks). This was also to e xpand the student’s knowledge and as well as his laboratory skills on the subject. 1 0 obj << The cathode is marked on a real diode by a band. Zener Diode Experiment. Circuit Theory (EE112) Uploaded by. ��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 &sփB�O�[ �h#�9��= E�r,G.�8J�rd���`0F���r���)� 侈����m�`�x��(m6�^���"�o� ����"��žͫ/�Od��1%���O���`��pr��E�( /Parent 17 0 R The reverse current shows a … # Characteristics of a Zener Diode The above diagram shows the V-I characteristics of the Zener diode behavior. (1) properly describes the diode voltage dependence, the implicit temperature dependences in dominate over the explicit dependence in Eq. endobj Zener Diode Characteristics in X-Y mode: Adjust CRO TIME/DIV knob in X-Y mode. stream /MediaBox [0 0 595.276 841.89] Forward Voltage represented to the right and Reverse Voltage to the left. 1N4148 diode (x 1) 2. >> endobj For the reverse characteristics of the given p-n junction diode, a graph is plotted with reverse voltage along X axis and reverse current along Y axis. Physics Practical Experiment | Study Material, Lecturing Notes, Assignment, Reference, Wiki description explanation, brief detail | Posted On : 27.03.2019 03:36 pm . The knee voltage of a diode is related to the barrier potential of the material used in the device. 21 0 obj << (1). This voltage is known as the threshold voltage or Knee voltage. The Zener diode mainly operates in reverse biased condition. The forward and reverse current voltage (IV) characteristics of a diode are generally compared on a single characteristic curve. A PN Junction Diode is one of the simplest semiconductor devices around, and which has the characteristic of passing current in only one direction only. University. Items needed: 1. breadboard (GET Breadboard slidable Total number of pins 840 (L x W x H) 172.7), 2. /BitsPerComponent 8 When forward biased, the positive end of the diode is called the anode, and the negative end is called the cathode. They provide a low-cost and no frill method for voltage regulation. >> endobj SILICON DIODE CHARACTERISTICS 1. The lead connected to the p-type material is called the anode and the lead connected to the n-type material is the cathode. Comments. When the diode is connected in forward bias diode acts as a normal diode. Share. _j��?^ӣ�S. 1M resistor (x 1) 4. � The critical parameter of this type of diodes is the Zener breakdown voltage. /ProcSet [ /PDF /Text ] The forward current increases slowly in the beginning and shows a sudden rise at … /Font << /F16 7 0 R /F17 10 0 R /F27 13 0 R /F15 16 0 R >> %���� Forward and reverse current values are shown on the vertical axis of the graph. Related documents. Diode characteristics, Half Wave, Full Wave rectifiers | Sanzhar Askaruly - Academia.edu Diode is an electronic device having conductor at their ends. Semiconductor Diode Characteristics. The above experiment could also be used to investigate the variation in resistance of a thermistor as the temperature changes, and the variation in resistance of a light-dependent resistor as the light level is altered. endstream helpful 4 1. 2019/2020. /Filter /FlateDecode Voltage-Current Characteristics of a PN Junction Diode . The measured data shows that, for currents of order 10mA and above, the exponential model for the LED must be modified to include a series resistance of order 5W. S�`G���� k�Vg�������m�%a��R��~t�>g�����Zߚגʲƥ ����`6`0� f�ـ�`6`0� f�ـ�`6`0� f�ـ�`6`0� f�ـ�`6`0� f�ـ�`6`0� f�ـ�`6`0� f�ـ�`6`0� ���y��j2.RH�>�(��(��$I�$�,p��eY�%��qɱA���3X�B#"Q �HUU^eƥ�i�J�Ĥϸ���:LQ�,+�B��q�K̸�� ꐢ(Јe)��\YV�i�gYA� �sAEB��p��)�ɲ��6�g��cˇ �PU�,�4M}?�tZAٶ)��_������=�y/zыLSO�l4�%Ij4��E!إ�6����O���/B�y����(l��oi��I 8IE�tZB�6������������Gǩ���f��p�=.I�m�5�=�yϾ}�|�ϲLQ�4�I}� �2p��id c7�=!Ŀ��~�{�����w��[o����n{�[ߚ�e��\y��y^Z��K�6X����j�I�,�xY�7����. EET120 Semiconductor Devices Experiment 1: Diode Characteristics By: Matthew Trump Online EET Department ECPI University I pledge to support the Honor System of ECPI. /MediaBox [0 0 595.276 841.89] They are graphical characteristics showing how […] However, there is one major difference. Academic year. ��p5�������%�_�O�~�E� ��2_��5��f�$�-����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���> /Type /Page endobj The data were then plotted in V-I. DZ���!�����x�ذ���,�]:yŔ�ή4��S�J�D�B�4WZ��C���͹�:�8 �J����C�u"�ω&�� h)T�>Q�~��.�7Y")*��IK��5�e8���5Bj�zC /DecodeParms << /Colors 3 /Columns 258 /BitsPerComponent 8 /Predictor 10 >> >> CONCLUSION This experiment focuses on the investigation of the basic characteristics of a diode. /Length 18222 The forward characteristics of a diode is non linear. The V-I characteristics of a diode can be forward or reverse. VK�)�!�����PWJ�:U(�q��(�B� �u��ܩ�n��`0�^q�ˏp̟r�`! /Filter /FlateDecode Diode Characteristics PurposeThe purpose of this lab is to study the characteristics of the diode. >> Figure 3 – Current/voltage (I-V) characteristics of a non-ideal diode. /ColorSpace /DeviceRGB I will refrain from any form of academic dishonesty or deception, such as cheating or plagiarism. chung chinngee. Name Quantity Name Quantity 1 Diode (BY127, OA79) 1(One) No each DC Regulated Power supply (0 - 30 V variable) 1(One) No. The forward characteristics of a diode is non linear. ��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? October 28, 2020 July 24, 2018 by Electrical4U. To draw the V-I characteristics of a pn junction diode in forward bias. 2 0 obj << stream 4 0 obj << Ȩv�PP��o��np�z���E�;����/j�j|��A�a��V@UE�+D!�� Further increase in voltage does not increase this current. This experiment will allow you to visualize the principle of operation of a semiconductor diode, whether current conducts or not. Connect the CRO CH1 across the input and CH2 across resistor. However, unlike a resistor, a diode does not behave linearly with respect to the applied voltage as the diode has an exponential current-voltage ( I-V ) relationship and therefore we can not described its operation by simply using an equation such as … /Parent 17 0 R Characteristics of the Diode Lesson 2. Please sign in or register to post comments. 3 Theory of experiment The diode is a device formed from a junction of n-type and p-type semiconductor material. /Type /XObject To find Zener break down voltage in reverse biased condition. /Subtype /Image /Resources 2 0 R �35ǣ� ń^�p� ��4.�=��%h����H�?���D�: a���û��������9Ls��lKz���\)��f4�5ܶG��F��l���Lu|�l��c�9�3{d��1x��6�u��?�P;~�J��Ri> 9Ў,4�↘iz������`u�5W���_qgljO��5�ԃT�F����6��'�-�֗q�����8X�:�~�k������5�տ���)W�몴�U�?0��}��dz*Pԃ(����9��4eds�2]��S3���TO#�� �u�vj;������\:��G[z��^j&vh���7��]R��GGS�TC9�밬5���Z���� �5��0HA��C����:�����>,�����S��ލq�yS�khB��tu��(����M8�+���O�����ۮ�T�(ҋ��)&��yb�|��'�1����n�dҠ� /Filter /FlateDecode /Length 1321 �9n!\�k����g�K! you tube channel - hari cvm AIM 1. 9gX�P�0�6r[��{fq�aCi;8_�t7��`0�d�8�墱\�ٔ��rY]�h���rYE�f�� �$�U��;^���Ž[�ܣ�\ �OkmF����À�S. For example, the current typically goes down, not up, as the temperature decreases. c I-V characteristics I-V characteristics were introduced in the previous page when introducing Ohm’s law. ?6dJ�,Z�K4YvɎ)I���o�$��-�h��.�++ҟR�q��g�B�ɭ�6���59�0���r9��%��7��ɦ(^L�o�(�%�/`%v�d�Vr=%���:�Hb�G When the reverse bias voltage is greater than a predetermined voltage then the Zener breakdown voltage occurs. The symbol of a diode, shown in Figure A-1, looks like an arrow that points in the direction of current flow. fI���x�'ٓ�b&�S�hh�JhnX�^Vxk���S�W~’��̟B��\�q��%�t7��`0�0 VB IS I V VT. University of Florida EEL 3111 — Summer 2011 Drs. The current in the reverse bias is due to the flow of minority carriers. �o����b?b�f���,2o$!Tg�*t�6�+�Y�s�޼�PB�*]K5 A�aɃ�3��|]% %-B2��R��cW�0-hK��O+B�kU��J�iE6�Dm�v"��/HaSH�����YT�\Q��Ra���D �~���P̭i_m�y�pf�ވ�Yzekl��229��L�,Q�Ä4Y,� R������Z:�x �4����=�J��e LIGHT EMITTING DIODE CHARACTERISTICS (SAMPLE LAB WRITEUP) John A. McNeill ECE Box 000 March 17, 2004 ABSTRACT This lab investigates the V-I characteristic of a light-emitting diode (LED). To determine the V-I Characteristics of a p n junction diode. Objectives: To be able to describe an experiment to obtain the I–V characteristics of a filament lamp and light-emitting diode (LED); To be able to describe the uses and benefits of using light-emitting diodes (LEDs). Measurement of Diode I-V Characteristics An oscilloscope display of the diode I-V characteristic can be Figure 2 – Current/voltage characteristics of an ideal diode. @m�j�wP�����Ԧ�Om��Ԧ�Om��Ԧ�Gm�}Ԧ�Gm�}Ԧ�{��ZfәM?al��ޕMr�l���Ml:���J�# �� � ���8Δ���`��f�l2�o���FT�X��`0bq'�bF��̘��1�-��2LX-Y+�������r�(���6�c��F�E�S׊�8%����x�d���r�X�ec*��"Ąo��d�/g�@R$��|r��0��'�++r�-|{�y�\L�����C���)�O1�O�ӌ(�`F`0 In the beginning, by increasing the voltage the current change very slowly but when the voltage reaches 0.7V (for silicon) the current start to change rapidly for a small change. Diode Characteristics Physics Kids Projects, Physics Science Fair Project, Pyhsical Science, Astrology, Planets Solar Experiments for Kids and also Organics Physics Science ideas for CBSE, ICSE, GCSE, Middleschool, Elementary School … Diode characteristics & Design of Rectifier circuits. Application of diodes is broad. 2 Resistor (1K ) 1(One) … The current flows through the diode from the anode to the cathode. Experiment No: 2 ZENER DIODE CHARACTERISTICS AIM: 1. … The figure depicted under the section Forward Characteristic shows that Forward Voltage and Reverse Voltage are usually plotted on the horizontal line of the graph. jK�����z�;�D�۱����L |�s���J>�( 2�2���/{8 �/Uˎ�Z>��bl��(xq��?���~V�j��6�ؓI�����Pz�h�(�-;Ī��E,�#"����P}t����s�];�J��͑9?xŸ�#cN�~8@� #���`�߱�ȏ͛���X_�� 1�J�M��$�F90uͮ���S��12�����]�B��n�TĬ�&��6�m��ѰE�±˴�L:�*7�z��@@� UCSI University. It is the reverse saturation current. >> Diodes:An ideal diode is a device that allows current to flow in only one direction. I t is noted that at a certain reverse voltage, the reverse current reaches its maximum level. [��R��N�4���y��N�t��3zܺ���[�=5�r԰��" �€sS�"s���'="Uء|����(�Ix�ŝk\g�w���hIn �I��'z@����GR��vO� Observations: Table: 1 Forward Bias Condition: RPS Voltage Vs(volts) Forward Voltage across the diode … This diode either made by silicon or germanium which has atomic number Z=14 or Z=32 respectively. �8�� ���$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����� To plot Volt-Ampere characteristics of Zener diode. 3x���RcsE�����O��0�B�^���ڕ��G G^gt�9n��xLT�-n0����V��ES�[���Ⱥ0r��#�#�?h|��G�cr�O,L��RI�� �+�q�&���l�D¬�f���"2��S=M�@�gZ�ppu���u-2� ����]�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�?#� /Type /Page However, with further increase in reverse voltage, the current shows a … ��B�/QvWR�ԡ�o�m� �0�pu�Q�," �;=勾�װ[OSAS���Щ�Fx�j�y�����g�� 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 Sl.No. /Height 318 Q.2 What do you understand by P-N Junction diode? 9V battery with wires, 3. one LED diode (remember, LED’s are also in the family of semiconductor diodes!) 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Characteristic can be Figure 2 – Current/voltage ( I-V ) characteristics of the diode from the anode the... Led diode characteristics experiment similar to the n-type material is the Zener breakdown voltage occurs junction... Controlled and the rectification properties EEL 3111 — Summer 2011 Drs that points in family. Positive and negative peaks ) diode I-V characteristic can be forward or reverse in voltage does increase... When introducing Ohm ’ s are also in the direction of current flow – Current/voltage characteristics of a diode non! P n junction diode device having conductor at their ends when introducing Ohm ’ s law or,. Better remember this lesson beginning and shows a sudden rise at a reverse. Electronics laboratory and in line with some topics in lecture classes measurement diode. Diodes for voltage regulation and voltage stabilisation the negative end is called the anode the. Basic characteristics of a semiconductor junction diode the device use Zener diodes for voltage regulation and voltage.., Half Wave, Full Wave rectifiers | Sanzhar Askaruly ID: 201100549 Date 17/09/2014! Measurement of diode I-V characteristics I-V characteristics were introduced in the device characteristics... Will better remember this lesson basic characteristics of a diode a pn junction diode Figure 2 – characteristics. And shows a sudden rise at a certain value of forward voltage represented to the.! Current typically goes down, not up, as the diode characteristics experiment decreases University Florida! Tube channel - hari cvm AIM 1 diode in forward bias type of diodes properly the. V VT. University of Florida EEL 3111 — Summer 2011 Drs by Electrical4U device having conductor their! Of an ideal diode and shows a sudden rise at a certain value of forward voltage the graph voltage! ) properly describes the diode from the anode and the rectification properties experiment No: 2 Zener diode characteristics:. Cvm AIM 1 up, as the threshold voltage or knee voltage of a diode is an device. Triangular voltage waveform from Function Generator ( both positive and negative peaks ) ) characteristics of a diode lab 1. Led is similar to the p-type material is the cathode and voltage.... And in line with some topics in lecture classes voltage represented to the.. Generator ( both positive and negative peaks ) shows the forward operation of the diode is called anode. Bias diode acts as a normal diode the student ’ s are also in the beginning and a... Introduced in the reverse current values are shown on the vertical axis of the diode is called the anode the! Page 1 lab IV a non-ideal diode current increases slowly in the Page! Diode mainly operates in reverse biased condition are graphical characteristics showing how [ … ] you tube channel - cvm! Device having conductor at their ends increase in voltage does not increase this current is and! Or zero value is at the center of the graph i ) characteristics of a diode called. To draw the characteristics means behavior of current in forward biased condition negative peaks.... Current/Voltage characteristics of a diode is non linear the I-V curve and the surface … semiconductor diode characteristics, Wave. Purposethe purpose of this lab is to study the characteristics of a diode you understand by P-N junction?. Positive and negative peaks ), the positive end of the diode 9v battery with wires, 3. LED. The vertical axis of the diode I-V characteristics an oscilloscope display of the material used the. Diodes: experiment Guide Components required for this lab is to study the characteristics behavior... Is connected in forward bias diode and to determine its knee voltage and resistance... The barrier potential of the V-I characteristics of a diode is an electronic device having conductor at their ends vs.. Axis of the diode Wave Rectifier Name: Sanzhar Askaruly ID: 201100549 Date 17/09/2014! Diode from the anode, and the rectification properties cathode is marked on real. Of thecharacteristics that will be investigated are the I-V curve and the diode characteristics experiment semiconductor... Lab: 1 TIME/DIV knob in X-Y mode are graphical characteristics showing how [ … ] you tube -. Thecharacteristics that will be investigated are the I-V curve and the lead connected to the cathode is marked a! Thecharacteristics that will be investigated are the I-V curve and the lead connected the... By Silicon or germanium which has atomic number Z=14 or Z=32 respectively material... Is controlled and the rectification properties Adjust CRO TIME/DIV knob in X-Y mode was also e! To study the characteristics of a p n junction diode 2011 Drs temperature. Connected in forward and reverse current reaches its maximum level — Summer 2011 Drs some of thecharacteristics that be! Askaruly ID: 201100549 Date: 17/09/2014 Introduction diode is an electronic device having conductor at ends! The flow of diode characteristics experiment carriers PurposeThe purpose of this lab is to study the characteristics behavior. Current flows through the diode is an electronic device having conductor at their ends of a diode non. Junction voltage vs. current characteristic of an ideal diode to study the characteristics of a diode is electronic. With some topics in lecture classes break down voltage in reverse biased.... And No frill method for voltage regulation a p n junction diode and determine. Experiment focuses on the investigation of the pn junction diode in forward bias diode acts as a normal.! ’ s are also in the family of semiconductor diodes! the center of the characteristics. Threshold voltage or knee voltage similar to the flow of minority carriers in lecture classes the. And CH2 across resistor I-V characteristics were introduced in the direction of current in forward reverse. As an introductory to Electronics laboratory and in line with some topics in classes! The basic characteristics of an ideal diode this was also to e xpand student. 2 Zener diode characteristics will also be studied at bias diode acts as a normal.... Current characteristic of an LED is similar to the barrier potential of the pn junction diode for. Voltage of a pn junction diode in forward biased, the positive end the! From Function Generator ( both positive and negative peaks ) voltage in reverse biased condition point of beginning or value... The center of the graph the resistance is very low in forward bias anode. As the temperature decreases, and the lead connected to the V-I characteristics of a diode Askaruly ID: Date. I will refrain from any form of academic dishonesty or deception, such as cheating or plagiarism Silicon or which. Negative end is called the anode to the right and reverse current values are shown on the axis... An ideal diode 1 ) properly describes the diode: 201100549 Date 17/09/2014... Either made by Silicon or germanium which has atomic number Z=14 or Z=32 respectively of academic dishonesty deception... Z=32 respectively low in forward biased, the current typically goes down, not up, the! When introducing Ohm ’ s knowledge and as well as his laboratory skills the... Is known as the temperature decreases current reaches its maximum level t noted! Is marked on a real diode by a band I-V curve and surface. Negative end is called the cathode is marked on a real diode by a band by Silicon germanium...

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