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		<title>Čitanje vrednosti otpornika</title>
		<link>https://www.automatika.rs/baza-znanja/teorija-upravljanja/citanje-vrednosti-otpornika.html</link>
					<comments>https://www.automatika.rs/baza-znanja/teorija-upravljanja/citanje-vrednosti-otpornika.html#comments</comments>
		
		<dc:creator><![CDATA[Pavle Plavšić]]></dc:creator>
		<pubDate>Sun, 27 Jul 2008 01:01:56 +0000</pubDate>
				<category><![CDATA[Teorija upravljanja]]></category>
		<category><![CDATA[citanje otpornika]]></category>
		<category><![CDATA[otpornik]]></category>
		<category><![CDATA[resistors]]></category>
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					<description><![CDATA[<p>Otpornici su elementi koji ukoliko na sebi ne nose brojnu oznaku imaju četiri ili pet prstenova različitih boja. Svaka boja ima svoje značenje tako da se može odrediti vrednost otpornika u obliku: VREDNOST ± TOLERANCIJA. Npr ako je pročitana vrednost 1kΩ a tolerancija 10% to znači da proizvođač garantuje da će otpornik imati vrednost u [&#8230;]</p>
<p>The post <a href="https://www.automatika.rs/baza-znanja/teorija-upravljanja/citanje-vrednosti-otpornika.html">Čitanje vrednosti otpornika</a> appeared first on <a href="https://www.automatika.rs">Automatika.rs</a>.</p>
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										<content:encoded><![CDATA[<div><img decoding="async" class=" alignleft size-full wp-image-1622" style="border: 1px solid #000000; margin-top: 5px; margin-right: 5px; float: left;" src="http://automatika.rs/wp-content/uploads/2008/07/resistor_vrednosti_otpornika_elektronika_automatika.rs.jpg" alt="resistor vrednosti otpornika elektronika automatika.rs" width="100" height="100" /></div>
<div style="text-align: justify;">Otpornici su elementi koji ukoliko na sebi ne nose brojnu oznaku imaju četiri ili pet prstenova različitih boja. Svaka boja ima svoje značenje tako da se može odrediti vrednost otpornika u obliku: VREDNOST ± TOLERANCIJA. Npr ako je pročitana vrednost 1<span style="font-size: 11pt; line-height: 115%; font-family: 'Calibri','sans-serif';">kΩ</span> a tolerancija 10% to znači da proizvođač garantuje da će otpornik imati vrednost u opsegu od 900<span style="font-size: 11pt; line-height: 115%; font-family: 'Calibri','sans-serif';">Ω</span> do 1100<span style="font-size: 11pt; line-height: 115%; font-family: 'Calibri','sans-serif';">Ω.</p>
<p></span></div>
<p><span id="more-39"></span></p>
<p>U tabeli su data značenja boja kod otpornika sa četiri prstena:</p>
<table style="text-align: left; width: 650px; margin-left: auto; margin-right: auto;" border="1" cellspacing="2" cellpadding="2">
<tbody align="center">
<tr align="center">
<td style="vertical-align: top; width: 10%;" colspan="2"><span style="font-weight: bold;">PRVA CIFRA</span><br style="font-weight: bold;" /> <span style="font-weight: bold;">Boja prvog prstena</span></td>
<td style="vertical-align: top; width: 10%;" colspan="2"><span style="font-weight: bold;">DRUGA CIFRA</span><br style="font-weight: bold;" /> <span style="font-weight: bold;">Boja drugog prstena</span></td>
<td style="vertical-align: top; width: 10%;" colspan="2"><span style="font-weight: bold;">MNOŽILAC</span><br style="font-weight: bold;" /> <span style="font-weight: bold;">Boja trećeg prstena</span></td>
</tr>
<tr align="center">
<td style="vertical-align: top; background-color: #000000; font-weight: bold; width: 15%;"><small><small><small><big><big><span style="color: #ffffff;">CRNA</span></big></big><br />
</small> </small></small></td>
<td style="vertical-align: top; width: 17%;">0</td>
<td style="vertical-align: top; background-color: #000000; width: 15%;"></td>
<td style="vertical-align: top; width: 17%;">0</td>
<td style="vertical-align: top; background-color: #000000; width: 15%;"></td>
<td style="vertical-align: top; width: 21%; text-align: left;">x 1</td>
</tr>
<tr align="center">
<td style="vertical-align: top; background-color: #996633; font-weight: bold; width: 15%;"><small><small><small><big><big><span style="color: #ffffff;">BRAON</span></big></big></small></small></small></td>
<td style="vertical-align: top; width: 17%;">1</td>
<td style="vertical-align: top; background-color: #996633; width: 15%;"></td>
<td style="vertical-align: top; width: 17%;">1</td>
<td style="vertical-align: top; background-color: #996633; width: 15%;"></td>
<td style="vertical-align: top; width: 21%; text-align: left;">x 10</td>
</tr>
<tr align="center">
<td style="vertical-align: top; background-color: #cc0000; width: 15%;"><small><small><small><big><big></big></big></small></small></small><small><small><small><big><big><span style="color: #ffffff;">CRVENA</span></big></big></small></small></small></td>
<td style="vertical-align: top; width: 17%;">2</td>
<td style="vertical-align: top; background-color: #cc0000; width: 15%;"></td>
<td style="vertical-align: top; width: 17%;">2</td>
<td style="vertical-align: top; background-color: #cc0000; width: 15%;"></td>
<td style="vertical-align: top; width: 21%; text-align: left;">x 100</td>
</tr>
<tr align="center">
<td style="vertical-align: top; background-color: #ff6600; width: 15%; font-weight: bold;"><small>NARANDŽASTA </small></td>
<td style="vertical-align: top; width: 17%;">3</td>
<td style="vertical-align: top; background-color: #ff6600; width: 15%;"></td>
<td style="vertical-align: top; width: 17%;">3</td>
<td style="vertical-align: top; background-color: #ff6600; width: 15%;"></td>
<td style="vertical-align: top; width: 21%; text-align: left;">x 1,000</td>
</tr>
<tr align="center">
<td style="vertical-align: top; background-color: #ffff00; width: 15%; font-weight: bold;"><small>ŽUTA </small></td>
<td style="vertical-align: top; width: 17%;">4</td>
<td style="vertical-align: top; background-color: #ffff00; width: 15%;"></td>
<td style="vertical-align: top; width: 17%;">4</td>
<td style="vertical-align: top; background-color: #ffff00; width: 15%;"></td>
<td style="vertical-align: top; width: 21%; text-align: left;">x 10,000</td>
</tr>
<tr align="center">
<td style="vertical-align: top; background-color: #009900; width: 15%; font-weight: bold;"><small>ZELENA </small></td>
<td style="vertical-align: top; width: 17%;">5</td>
<td style="vertical-align: top; background-color: #009900; width: 15%;"></td>
<td style="vertical-align: top; width: 17%;">5</td>
<td style="vertical-align: top; background-color: #009900; width: 15%;"></td>
<td style="vertical-align: top; width: 21%; text-align: left;">x 100,000</td>
</tr>
<tr align="center">
<td style="vertical-align: top; background-color: #3333ff; width: 15%; font-weight: bold;"><small><span style="color: #ffffff;">PLAVA</span><br />
</small></td>
<td style="vertical-align: top; width: 17%;">6</td>
<td style="vertical-align: top; background-color: #3333ff; width: 15%;"></td>
<td style="vertical-align: top; width: 17%;">6</td>
<td style="vertical-align: top; background-color: #3333ff; width: 15%;"></td>
<td style="vertical-align: top; width: 21%; text-align: left;">x 1,000,000</td>
</tr>
<tr align="center">
<td style="vertical-align: top; background-color: #cc33cc; width: 15%; font-weight: bold;"><small>LJUBIČASTA<br />
</small></td>
<td style="vertical-align: top; width: 17%;">7</td>
<td style="vertical-align: top; background-color: #cc33cc; width: 15%;"></td>
<td style="vertical-align: top; width: 17%;">7</td>
<td style="vertical-align: top; background-color: #cc33cc; width: 15%;"></td>
<td style="vertical-align: top; width: 21%; text-align: left;">x 10,000,000</td>
</tr>
<tr align="center">
<td style="vertical-align: top; background-color: #999999; width: 15%; font-weight: bold;"><small>SIVA </small></td>
<td style="vertical-align: top; width: 17%;">8</td>
<td style="vertical-align: top; background-color: #999999; width: 15%;"></td>
<td style="vertical-align: top; width: 17%;">8</td>
<td style="vertical-align: top; background-color: #999999; width: 15%;"></td>
<td style="vertical-align: top; width: 21%; text-align: left;">x 100,000,000</td>
</tr>
<tr align="center">
<td style="vertical-align: top; background-color: #ffffff; width: 15%; font-weight: bold;"><small>BELA </small></td>
<td style="vertical-align: top; width: 17%;">9</td>
<td style="vertical-align: top; background-color: #ffffff; width: 15%;"></td>
<td style="vertical-align: top; width: 17%;">9</td>
<td style="vertical-align: top; background-color: #ffffff; width: 15%;"></td>
<td style="vertical-align: top; width: 21%; text-align: left;">x 1,000,000,000</td>
</tr>
<tr>
<td colspan="6">
<span style="font-weight: bold;">Tolerancija</span><br style="font-weight: bold;" /> <span style="font-weight: bold;">Boja četvrtog prstena: </span></p>
<table style="text-align: left; width: 100%;" border="1" cellspacing="2" cellpadding="2">
<tbody>
<tr>
<td style="text-align: center; background-color: #663300; color: #ffffff; font-weight: bold;"><small>BRAON<br />
1%<br />
</small></td>
<td style="text-align: center; background-color: #ff0000; color: #ffffff; font-weight: bold;"><small>CRVENA<br />
2%   </small></td>
<td style="background-color: #ffcc33; text-align: center; font-weight: bold;"><small>ZLATNA<br />
5%</small></td>
<td style="background-color: #cccccc; text-align: center; font-weight: bold;"><small>SREBRNA<br />
10%</small></td>
<td style="text-align: center; background-color: #ffcccc; font-weight: bold;"><small>BLEDO CRVENA<br />
20%</small></td>
</tr>
</tbody>
</table>
</td>
</tr>
</tbody>
</table>
<p>Kod klasičnih otpornika postoje četiri prstena. Prva dva označavaju prve dve cifre vrednosti, drugi označava množilac sa kojim množimo iznos dok četvrta predstavlja toleranciju. Četvrti prsten (tolerancija) je nekada malo više odvojen od prethodnih kako bi bili sigurni sa koje strane se čita otpornik.</p>
<p>PRIMERI:</p>
<p>BRAON CRNA BRAON SREBRNA = 1 0 X10 = 100<span style="font-size: 11pt; line-height: 115%; font-family: 'Calibri','sans-serif';">Ω </span>Tolerancija 10%</p>
<p>ŽUTA LJUBIČASTA CRVENA ZLATNA = 4 7 X100 = 4.7 k<span style="font-size: 11pt; line-height: 115%; font-family: 'Calibri','sans-serif';">Ω </span>Tolerancija 5%</p>
<p>NARANDŽASTA NARANDŽASTA ŽUTA SREBRNA = 3 3 X10000 = 330 k<span style="font-size: 11pt; line-height: 115%; font-family: 'Calibri','sans-serif';">Ω </span>Tolerancija 10%</p>
<div>Otpornici sa pet prstenova:</div>
<table style="text-align: left; margin-left: auto; margin-right: auto; width: 700px;" border="1" cellspacing="2" cellpadding="2">
<tbody>
<tr>
<td style="vertical-align: top;" colspan="2"><span style="font-weight: bold;">PRVA CIFRA</span><br style="font-weight: bold;" /> <span style="font-weight: bold;">Boja prvog prstena</span></td>
<td style="vertical-align: top; font-weight: bold;" colspan="2"><span style="font-weight: bold;">DRUGA CIFRA</span><br style="font-weight: bold;" /> <span style="font-weight: bold;">Boja drugog prstena</span></td>
<td style="vertical-align: top; font-weight: bold;" colspan="2"><span style="font-weight: bold;">TREĆA CIFRA</span><br style="font-weight: bold;" /> <span style="font-weight: bold;">Boja trećeg prsten</span>a</td>
<td style="vertical-align: top; font-weight: bold;" colspan="2"><span style="font-weight: bold;">MNOŽILAC</span><br style="font-weight: bold;" /> <span style="font-weight: bold;">Boja četvrtog prstena</span></td>
</tr>
<tr>
<td style="vertical-align: top; background-color: #000000; width: 10%; text-align: center; font-weight: bold;"><small><span style="color: #ffffff;">CRNA</span><br />
</small></td>
<td style="vertical-align: top; text-align: center; width: 13%;">0</td>
<td style="vertical-align: top; background-color: #000000; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">0</td>
<td style="vertical-align: top; background-color: #000000; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">0</td>
<td style="vertical-align: top; width: 5%; background-color: #000000;"></td>
<td style="vertical-align: top; width: 21%;">x 1</td>
</tr>
<tr>
<td style="vertical-align: top; background-color: #996633; width: 10%; text-align: center; font-weight: bold;"><small><span style="color: #ffffff;">BRAON</span><br />
</small></td>
<td style="vertical-align: top; text-align: center; width: 13%;">1</td>
<td style="vertical-align: top; background-color: #996633; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">1</td>
<td style="vertical-align: top; background-color: #996633; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">1</td>
<td style="vertical-align: top; width: 5%; background-color: #996633;"></td>
<td style="vertical-align: top; width: 21%;">x 10</td>
</tr>
<tr>
<td style="vertical-align: top; background-color: #cc0000; width: 10%; text-align: center; font-weight: bold;"><small style="color: #ffffff;">CRVENA</small></td>
<td style="vertical-align: top; text-align: center; width: 13%;">2</td>
<td style="vertical-align: top; background-color: #cc0000; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">2</td>
<td style="vertical-align: top; background-color: #cc0000; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">2</td>
<td style="vertical-align: top; width: 5%; background-color: #cc0000;"></td>
<td style="vertical-align: top; width: 21%;">x 100</td>
</tr>
<tr>
<td style="vertical-align: top; background-color: #ff6600; width: 10%; text-align: center; font-weight: bold;"><small>NARANDŽASTA </small></td>
<td style="vertical-align: top; text-align: center; width: 13%;">3</td>
<td style="vertical-align: top; background-color: #ff6600; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">3</td>
<td style="vertical-align: top; background-color: #ff6600; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">3</td>
<td style="vertical-align: top; width: 5%; background-color: #ff6600;"></td>
<td style="vertical-align: top; width: 21%;">x 1,000</td>
</tr>
<tr>
<td style="vertical-align: top; background-color: #ffff00; width: 10%; text-align: center; font-weight: bold;"><small>ŽUTA </small></td>
<td style="vertical-align: top; text-align: center; width: 13%;">4</td>
<td style="vertical-align: top; background-color: #ffff00; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">4</td>
<td style="vertical-align: top; background-color: #ffff00; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">4</td>
<td style="vertical-align: top; width: 5%; background-color: #ffff00;"></td>
<td style="vertical-align: top; width: 21%;">x 10,000</td>
</tr>
<tr>
<td style="vertical-align: top; background-color: #009900; width: 10%; text-align: center; font-weight: bold;"><small>ZELENA </small></td>
<td style="vertical-align: top; text-align: center; width: 13%;">5</td>
<td style="vertical-align: top; background-color: #009900; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">5</td>
<td style="vertical-align: top; background-color: #009900; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">5</td>
<td style="vertical-align: top; width: 5%; background-color: #009900;"></td>
<td style="vertical-align: top; width: 21%;">x 100,000</td>
</tr>
<tr>
<td style="vertical-align: top; background-color: #3333ff; width: 10%; text-align: center; font-weight: bold;"><small><span style="color: #ffffff;">PLAVA</span><br />
</small></td>
<td style="vertical-align: top; text-align: center; width: 13%;">6</td>
<td style="vertical-align: top; background-color: #3333ff; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">6</td>
<td style="vertical-align: top; background-color: #3333ff; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">6</td>
<td style="vertical-align: top; width: 5%; background-color: #3333ff;"></td>
<td style="vertical-align: top; width: 21%;">x 1,000,000</td>
</tr>
<tr>
<td style="vertical-align: top; background-color: #cc33cc; width: 10%; text-align: center; font-weight: bold;"><small>LJUBIČASTA </small></td>
<td style="vertical-align: top; text-align: center; width: 13%;">7</td>
<td style="vertical-align: top; background-color: #cc33cc; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">7</td>
<td style="vertical-align: top; background-color: #cc33cc; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">7</td>
<td style="vertical-align: top; width: 5%;"></td>
<td style="vertical-align: top; width: 21%;"></td>
</tr>
<tr>
<td style="vertical-align: top; background-color: #999999; width: 10%; text-align: center; font-weight: bold;"><small>SIVA </small></td>
<td style="vertical-align: top; text-align: center; width: 13%;">8</td>
<td style="vertical-align: top; background-color: #999999; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">8</td>
<td style="vertical-align: top; background-color: #999999; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">8</td>
<td style="vertical-align: top; width: 5%; background-color: #ffcc00; text-align: center;"><small style="font-weight: bold;">GOLD</small></td>
<td style="vertical-align: top; width: 21%;">x 0.1</td>
</tr>
<tr>
<td style="vertical-align: top; background-color: #ffffff; width: 10%; text-align: center; font-weight: bold;"><small>BELA </small></td>
<td style="vertical-align: top; text-align: center; width: 13%;">9</td>
<td style="vertical-align: top; background-color: #ffffff; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">9</td>
<td style="vertical-align: top; background-color: #ffffff; width: 10%;"></td>
<td style="vertical-align: top; width: 13%; text-align: center;">9</td>
<td style="vertical-align: top; width: 5%; background-color: #cccccc; text-align: center;"><small style="font-weight: bold;">SILVER</small></td>
<td style="vertical-align: top; width: 21%;">x 0.01</td>
</tr>
<tr>
<td style="vertical-align: top; width: 5%;" colspan="8">
<div style="text-align: center;"><span style="font-weight: bold;">Tolerancija</span><br style="font-weight: bold;" /> <span style="font-weight: bold;">Boja petog prstena:</span></div>
</td>
</tr>
<tr>
<td style="vertical-align: top; background-color: #996633; width: 10%; text-align: center;"><small style="color: #ffffff; font-weight: bold;">BRAON 1%<br />
</small></td>
<td style="vertical-align: top; text-align: center; width: 13%;"></td>
<td style="vertical-align: top; width: 10%; text-align: center; background-color: #ffffcc;"><small style="color: #ffffff; font-weight: bold;"><br />
</small></td>
<td style="vertical-align: top; text-align: center; width: 13%; background-color: #ffffcc;"></td>
<td style="vertical-align: top; width: 10%; text-align: center; background-color: #ffffcc;"><small style="font-weight: bold;"><br />
</small></td>
<td style="vertical-align: top; text-align: center; width: 13%; background-color: #ffffcc;"></td>
<td style="vertical-align: top; width: 10%; text-align: center; background-color: #ffffcc;"><small style="font-weight: bold;"><br />
</small></td>
<td style="vertical-align: top; text-align: center; width: 21%;"></td>
</tr>
</tbody>
</table>
<p>Postoje i otpornici koji na sebi imaju pet prstenova. Čitanje njihovih vrednosti je slično čitanju običnih. Prva tri prstena označavaju prve tri cifre, četvrta označava množilac (koliko nula dodajemo na iznos) dok peti predstavlja toleranciju.</p>
<p>PRIMER:</p>
<p>BRAON CRNA CRNA CRNA BRAON = 1 0 0  X1 = 100 <span style="font-size: 11pt; line-height: 115%; font-family: 'Calibri','sans-serif';">Ω </span>Tolerancija 1%</p>
<p>Kod otpornika sa pet prstenova tolerancija je uvek 1% što znači da im je uvek poslednja boja braon.</p>
<p>The post <a href="https://www.automatika.rs/baza-znanja/teorija-upravljanja/citanje-vrednosti-otpornika.html">Čitanje vrednosti otpornika</a> appeared first on <a href="https://www.automatika.rs">Automatika.rs</a>.</p>
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