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   sci.electronics.design      Electronic circuit design      143,102 messages   

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   Message 142,111 of 143,102   
   john larkin to bert@capturedlightning.com   
   Re: another resistor killer   
   15 Jan 26 10:19:00   
   
   From: jl@glen--canyon.com   
      
   On Thu, 15 Jan 2026 08:53:07 -0600, Bert Hickman   
    wrote:   
      
   >john larkin wrote:   
   >   
   >>>   
   >>> Most resistor data sheets do have a curve for peak dissipation as a   
   >>> function of time. It doesn't sound as if you have looked at that.   
   >>   
   >> No, most don't. Show me one that goes into the region at issue here.   
   >>   
   >> The AoE X-chapters book tortures a lot of resistors, around page 27.   
   >> Have you read that? Fig 1x37, trace A, is close but it's one-shot and   
   >> I want to run millions of pulses to be sure nothing degrades.   
   >>   
   >>>   
   >>> Theorising usually involves thinking about what is going on in more   
   >>> detail than you seem to manage.   
   >>   
   >> One experiment is worth a thousand expert opinions.   
   >>   
   >> - Wernher von Braun   
   >>   
   >>   
   >> One stupid insult does not demonstrate competance.   
   >>   
   >>   - J Larkin   
   >>   
   >>   
   >> John Larkin   
   >> Highland Tech Glen Canyon Design Center   
   >> Lunatic Fringe Electronics   
   >>   
   >   
   >HV Resistors compact solid resistors should be bullet-proof for this app...   
   >   
   >http://www.hvrint.com/HVCompact.pdf   
      
   Interesting, thanks.   
      
   I don't think I have room for those on this project. The PCB density   
   is crazy and we don't have much height either.   
      
      
      
      
   John Larkin   
   Highland Tech Glen Canyon Design Center   
   Lunatic Fringe Electronics   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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