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    <div class="moz-cite-prefix">jojo tak se to chová, <br>
    </div>
    <div class="moz-cite-prefix">zapnu AC 24V, rozsvítí se napájení a po
      sekundě kontrolka omezení proudu, na výstupu není napětí<br>
    </div>
    <div class="moz-cite-prefix">vypnu ac, počkám až zhasne kontrolka
      omezení, znovu zapnu a najede to ... a funguje normálně</div>
    <div class="moz-cite-prefix">Proto uvažuju, že je potřeba ošetřit
      nějaký "hazard stav"</div>
    <div class="moz-cite-prefix"><br>
    </div>
    <div class="moz-cite-prefix">Jara<br>
    </div>
    <div class="moz-cite-prefix"><br>
    </div>
    <div class="moz-cite-prefix">Dne 12.04.2023 v 7:20 Pavel Kadečka
      napsal(a):<br>
    </div>
    <blockquote type="cite"
cite="mid:CAE=fyGYmM2N6PPg7FZZRsveOvTDhKranN0Np3BwN7VfjjJkAzg@mail.gmail.com">
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      <div dir="ltr">U lineárního zdroje je úplně normální, že topí,
        máte tam sekundár 24V, takže když si výstupu budete mít např.
        2V/2A, je tam velká výkonová ztráta.
        <div><br>
        </div>
        <div>Takže jediná závada je, že se to nedá zapnout na první
          pokus?<br>
          <div><br>
          </div>
          <div>P.K.</div>
        </div>
      </div>
      <br>
      <div class="gmail_quote">
        <div dir="ltr" class="gmail_attr">út 11. 4. 2023 v 17:59
          odesílatel <<a href="mailto:deejay@email.cz"
            moz-do-not-send="true" class="moz-txt-link-freetext">deejay@email.cz</a>>
          napsal:<br>
        </div>
        <blockquote class="gmail_quote" style="margin:0px 0px 0px
          0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
          <div class="msg2722515732613563974">
            <div style="overflow-wrap: break-word;" lang="CS">
              <div class="m_2722515732613563974WordSection1">
                <p class="MsoNormal"><span> </span></p>
                <p class="MsoNormal"><span>Já se moc OMLOUVÁM – smotali
                    se nám dvě věci dohromady, primárně řeším jen to
                    občasné nenaběhnutí zdroje, sekundárně to IMHO
                    nešťastně fungující proudové omezení</span></p>
                <p class="MsoNormal"><span>To, že je to celé topí – to
                    je pochopitelně pod zatížením, berte to jako
                    povzdechnutí, že by se to dnes dalo udělat jinak. </span></p>
                <p class="MsoNormal"><span> </span></p>
                <p class="MsoNormal"><span>Ještě jednou se omlouvám za
                    zmatení </span></p>
                <p class="MsoNormal"><span> A díky za postřehy </span></p>
                <p class="MsoNormal"><span>Jara</span></p>
                <p class="MsoNormal"><span> </span></p>
                <p class="MsoNormal"><span> </span></p>
                <p class="MsoNormal"><span> </span></p>
                <p class="MsoNormal"><span> </span></p>
                <div
style="border-right:none;border-bottom:none;border-left:none;border-top:1pt
                  solid rgb(225,225,225);padding:3pt 0cm 0cm">
                  <p class="MsoNormal"><b>From:</b> Hw-list <<a
                      href="mailto:hw-list-bounces@list.hw.cz"
                      target="_blank" moz-do-not-send="true"
                      class="moz-txt-link-freetext">hw-list-bounces@list.hw.cz</a>>
                    <b>On Behalf Of </b>Jan Kuba<br>
                    <b>Sent:</b> Tuesday, April 11, 2023 5:45 PM<br>
                    <b>To:</b> HW-news <<a
                      href="mailto:hw-list@list.hw.cz" target="_blank"
                      moz-do-not-send="true"
                      class="moz-txt-link-freetext">hw-list@list.hw.cz</a>><br>
                    <b>Subject:</b> Re: Ročníková práce - posouzení
                    zapojení</p>
                </div>
                <p class="MsoNormal"> </p>
                <div>
                  <p class="MsoNormal">no jestli rectifier a výk.
                    tranzistor topí a  na výstupu je LED tak je tam něco
                    shnilého.....</p>
                  <div>
                    <p class="MsoNormal">U LED to nemůže topit!</p>
                  </div>
                </div>
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                  id="m_2722515732613563974DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2">
                  <p class="MsoNormal"> </p>
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                          style="width:41.25pt;border:none;padding:9.75pt
                          0.75pt 0.75pt" width="55">
                          <p class="MsoNormal"><a
href="https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail"
                              target="_blank" moz-do-not-send="true"><span
                                style="text-decoration:none"><img
                                  style="width: 0.4791in; height:
                                  0.3055in;"
                                  id="m_2722515732613563974_x0000_i1025"
src="https://s-install.avcdn.net/ipm/preview/icons/icon-envelope-tick-round-orange-animated-no-repeat-v1.gif"
                                  moz-do-not-send="true" width="46"
                                  height="29" border="0"></span></a></p>
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                          0.75pt 0.75pt" width="470">
                          <p class="MsoNormal"
                            style="line-height:13.5pt"><span
                              style="font-size:10pt;font-family:Arial,sans-serif;color:rgb(65,66,78)">Neobsahuje
                              žádné viry.<a
href="https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail"
                                target="_blank" moz-do-not-send="true"><span
                                  style="color:rgb(68,83,234)">www.avast.com</span></a></span></p>
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                  <div>
                    <p class="MsoNormal">út 11. 4. 2023 v 17:12
                      odesílatel <<a href="mailto:deejay@email.cz"
                        target="_blank" moz-do-not-send="true"
                        class="moz-txt-link-freetext">deejay@email.cz</a>>
                      napsal:</p>
                  </div>
                  <blockquote
style="border-top:none;border-right:none;border-bottom:none;border-left:1pt
                    solid rgb(204,204,204);padding:0cm 0cm 0cm
                    6pt;margin-left:4.8pt;margin-right:0cm">
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                      <div>
                        <div>
                          <p class="MsoNormal"> </p>
                          <p class="MsoNormal">Ano rozsvítí to LEDku
                            omezení bez zátěže a napětí na výstupu, já
                            vidím zakopaného psa v napájení operáku nebo
                            v OZ samotném. Budeme to ještě zkoumat.</p>
                          <p class="MsoNormal">Topí T3 což je logické,
                            topí grétzák což v podstatě taky logické,
                            dali jsme ho na chladič <span
                              style="font-family:"Segoe UI
                              Emoji",sans-serif">😊</span> hele to
                            je prostě vlastnost, že se mi to nelíbí je
                            věc jiná</p>
                          <p class="MsoNormal"> </p>
                          <p class="MsoNormal">Jara</p>
                          <p class="MsoNormal"> </p>
                          <div
style="border-right:none;border-bottom:none;border-left:none;border-top:1pt
                            solid rgb(225,225,225);padding:3pt 0cm 0cm">
                            <p class="MsoNormal"><b>From:</b> Hw-list
                              <<a
                                href="mailto:hw-list-bounces@list.hw.cz"
                                target="_blank" moz-do-not-send="true"
                                class="moz-txt-link-freetext">hw-list-bounces@list.hw.cz</a>>
                              <b>On Behalf Of </b>Pavel Kadečka<br>
                              <b>Sent:</b> Tuesday, April 11, 2023 11:29
                              AM<br>
                              <b>To:</b> HW-news <<a
                                href="mailto:hw-list@list.hw.cz"
                                target="_blank" moz-do-not-send="true"
                                class="moz-txt-link-freetext">hw-list@list.hw.cz</a>><br>
                              <b>Subject:</b> Re: Ročníková práce -
                              posouzení zapojení</p>
                          </div>
                          <p class="MsoNormal"> </p>
                          <div>
                            <div>
                              <p class="MsoNormal">po 10. 4. 2023 v 9:23
                                odesílatel DeeJay <<a
                                  href="mailto:deejay@email.cz"
                                  target="_blank" moz-do-not-send="true"
                                  class="moz-txt-link-freetext">deejay@email.cz</a>>
                                napsal:</p>
                            </div>
                            <div>
                              <blockquote
style="border-top:none;border-right:none;border-bottom:none;border-left:1pt
                                solid rgb(204,204,204);padding:0cm 0cm
                                0cm 6pt;margin:5pt 0cm 5pt 4.8pt">
                                <p class="MsoNormal">Co nám to dělá? no
                                  prvně to vlastně nejde zapnout,
                                  respektive jde, ale <br>
                                  až na podruhé - při první zapnutí AC
                                  do zdroje se rozsvítí akorát power <br>
                                  a za chvilku proudové přetížení, takže
                                  vypnout, počkat až vše zhasne a <br>
                                  znovu zapnout, pak už to obvykle
                                  najede, regulace napětí funguje.</p>
                              </blockquote>
                              <div>
                                <p class="MsoNormal"> </p>
                              </div>
                              <div>
                                <p class="MsoNormal">Takže to bez zátěže
                                  rozsvítí LEDku proudového omezení?</p>
                              </div>
                              <div>
                                <p class="MsoNormal"> </p>
                              </div>
                              <blockquote
style="border-top:none;border-right:none;border-bottom:none;border-left:1pt
                                solid rgb(204,204,204);padding:0cm 0cm
                                0cm 6pt;margin:5pt 0cm 5pt 4.8pt">
                                <p class="MsoNormal">IMHO <br>
                                  je na vině, napájení OZ, který vůbec
                                  nenajede. Další věcí je v podstatě <br>
                                  nepoužitelné proudové omezení, s
                                  obrovskou hysterezí. Zlatý hřeb je, že
                                  <br>
                                  to topí jako kamna, o návrhu zdroje
                                  pro měřící přístroj ani nemluvím, <br>
                                  ale jak říkám, nejsem odborník.</p>
                              </blockquote>
                              <div>
                                <p class="MsoNormal"> </p>
                              </div>
                              <div>
                                <p class="MsoNormal">Topí jako kamna,
                                  tzn. trafo je horké? Co dalšího, ten
                                  hlavní výkonový tranzistor T3? </p>
                              </div>
                              <div>
                                <p class="MsoNormal"> </p>
                              </div>
                              <div>
                                <p class="MsoNormal">Nebo hřeje OZ?</p>
                              </div>
                              <div>
                                <p class="MsoNormal"> </p>
                              </div>
                              <div>
                                <p class="MsoNormal">A zapájené je to
                                  dobře? Aby tam nebyl nějaký zkrat nebo
                                  tak.</p>
                              </div>
                              <div>
                                <p class="MsoNormal"> </p>
                              </div>
                              <div>
                                <p class="MsoNormal">P.K.</p>
                              </div>
                            </div>
                          </div>
                        </div>
                      </div>
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      <pre class="moz-quote-pre" wrap="">_______________________________________________
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