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<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Nekde v DS bude primo graf vykonove zdtaty vs proud , dioda
je dvojta tudiz pokud zapojite obe potece kazdou 50A pripadne pokud ne tak 1x
100A, tomu bude odpovídat tak 2x 50W respektive cca 110W ztrátového vykonu nasledne
musite provest opravu na teplotu v které to cele bude pracovat, opet tam
na to bude graf, pripadne provest opravu na max teplotu pouzdra.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Nasledne k tomu vybrat vhodny chladic a ten pripadne
prepocitat podle toho zda bude ci nebude ofukovan.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Pocitejte tak s chladice 0,7K/W a lepsim pro teplotu okoli
cca 50C.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Mrknete na chldice </span><b><span style='font-size:7.5pt;
font-family:"Verdana","sans-serif";color:#000071'><a
href="http://www.tme.eu/cz/katalog/?id_producer=180"><span style='color:#000071;
text-decoration:none'>ANLY ELECTRONICS</span></a> </span></b><span
style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>pro
SSR rele u TME, mají i nejake s ventilátorem, ale chove se budou blizit 50</span><span
lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>% ceny diody, pokud pouzijete chladic na nejaky PC processor poridite
jej za pulku.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>PN<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'>
<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>
hw-list-bounces@list.hw.cz [mailto:hw-list-bounces@list.hw.cz] <b>On Behalf Of </b>Boldak
Boldak<br>
<b>Sent:</b> Tuesday, May 04, 2010 9:23 AM<br>
<b>To:</b> HW-news<br>
<b>Subject:</b> Vykonava dioda<o:p></o:p></span></p>
</div>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>Zdravím diskuzi,<o:p></o:p></p>
<div>
<p class=MsoNormal>panove mam dotaz ohledne vykonove diody. Jsem postaven pred
problem navrhnout do jednoho zapojeni vykonovou diodu diodu.<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
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<div>
<p class=MsoNormal>parametry zapojeni jsou nasledujici:<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal>Dioda je zapojena celou dobu v propustnem smeru, proud ji
prochazejici je I=100A pracovni napei je 800V, jeji zaverne napeti by melo byt
idealne dvakrat tolik, teda 1600V, ale dalo by se i s 1200V.<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal>Idealni me pripada treba modul <span
class=apple-style-span><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";
color:black'>SKKD100/16</span></b></span><span class=apple-style-span><span
style='font-size:8.5pt;font-family:"Tahoma","sans-serif"'> Module
doide/diode 100A 1600V SEMIPACK1</span></span><span class=apple-style-span><span
style='font-family:"Arial","sans-serif"'><a
href="http://www.tme.eu/cz/katalog/artykuly.phtml?search=1600V+100A&idp=1#search%3D1600V+100A">http://www.tme.eu/cz/katalog/artykuly.phtml?search=1600V+100A&idp=1#search%3D1600V+100A</a> </span></span><span
class=apple-style-span><span style='font-size:8.5pt;font-family:"Tahoma","sans-serif"'>,
jedine nevim kde mam vzit na ni chladic.</span></span><o:p></o:p></p>
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<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:8.5pt;
font-family:"Tahoma","sans-serif"'>Kdyby mi nekdo ukazal priklad vypoctu
chladice pro diodu nebo doporucil primo chladic budu moc rad.</span></span><o:p></o:p></p>
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<p class=MsoNormal><o:p> </o:p></p>
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<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:8.5pt;
font-family:"Tahoma","sans-serif"'>Podle mojich predpokladu potrebuju chladit
vykon cca 120W (=1,2V * 100A).</span></span><o:p></o:p></p>
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<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
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<p class=MsoNormal><span class=apple-style-span><span style='font-size:8.5pt;
font-family:"Tahoma","sans-serif"'>Predem diky moc reakci</span></span><o:p></o:p></p>
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<p class=MsoNormal><o:p> </o:p></p>
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<div>
<p class=MsoNormal><span class=apple-style-span><span style='font-size:8.5pt;
font-family:"Tahoma","sans-serif"'>Boldak</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
</div>
<BR><BR>__________ Informace od ESET NOD32 Antivirus, verze databaze 5083 (20100503) __________<BR><BR>Tuto zpravu proveril ESET NOD32 Antivirus.<BR><BR><A HREF="http://www.eset.cz">http://www.eset.cz</A><BR> </body>
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