Re: Capacitor rules

Subject	Re: Capacitor rules
Newsgroups	sci.electronics.basics, comp.sci.electronics, alt.electronics, sci.electronics.repair, sci.electronics.misc
References	<87a60wwoqe.fsf@sc1f1dan.com> <ttopug$3af$1@gonzo.revmaps.no-ip.org> <52032eb8-a163-d960-b357-8f5d3d150c9b@electrooptical.net>
From	Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net>
Message-ID	<d8cd2a61-460f-9671-48cf-4c374b236be4@electrooptical.net> (permalink)
Date	2023-03-01 19:56 -0500

Cross-posted to 5 groups.

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On 2023-03-01 19:54, Phil Hobbs wrote:
> On 2023-03-01 19:17, Jasen Betts wrote:
>> On 2023-03-01, Daniel <me@sc1f1dan.com> wrote:
>>> Hi folks I'm really new with electronics. Doing a massive project for a
>>> retro computer system and, as a prong of this project I'm attempting to
>>> locate a modern equivalent of the board components. Enter the tantalum
>>> capacitor. Having gone to digikey, mouser, and newark none of them seem
>>> to have the item I'm looking for in stock.
>>>
>>> What are the rules about alternate values?
>>
>> lower percentage good, higher voltage good.
>> same or close capacitance good,
>> sometimes more capacitance is good.
>>
>>> The tantalum cap I'm looking
>>> for, according to the service manual, has the following rating:
>>>
>>> 1uf,10v, +-20%.
>>>
>>> The DIP style cap that the board uses isn't in stock anywhere so would I
>>> be able to substitute this cap for 1uf, 20v, +-20%?
>>
>> DIP: I guessing you mean radial pins.
> 
> BITD you could get tants with actual 

0.3

>inch, 4-pin DIP patterns.
> 
> Cheers
> 
> Phil Hobbs
> 


-- 
Dr Philip C D Hobbs
Principal Consultant
ElectroOptical Innovations LLC / Hobbs ElectroOptics
Optics, Electro-optics, Photonics, Analog Electronics
Briarcliff Manor NY 10510

http://electrooptical.net
http://hobbs-eo.com

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Capacitor rules Daniel <me@sc1f1dan.com> - 2023-03-01 14:06 +0000
  Re: Capacitor rules Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2023-03-01 09:33 -0500
    Re: Capacitor rules Daniel <me@sc1f1dan.com> - 2024-06-19 07:32 +0000
      Re: Capacitor rules Daniel70 <daniel47@nomail.afraid.org> - 2024-06-19 23:38 +1000
        Re: Capacitor rules Daniel <me@sc1f1dan.com> - 2024-06-26 02:11 -0700
          Re: Capacitor rules Daniel70 <daniel47@nomail.afraid.org> - 2024-06-26 22:57 +1000
      Re: Capacitor rules vjp2.at@at.BioStrategist.dot.dot.com - 2024-07-06 04:32 +0000
        Re: Capacitor rules John Robertson <jrr@flippers.com> - 2024-07-07 23:44 -0700
          Re: Capacitor rules Daniel70 <daniel47@nomail.afraid.org> - 2024-08-05 20:29 +1000
  Re: Capacitor rules Jasen Betts <usenet@revmaps.no-ip.org> - 2023-03-02 00:17 +0000
    Re: Capacitor rules Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2023-03-01 19:54 -0500
      Re: Capacitor rules Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2023-03-01 19:56 -0500
  Re: Capacitor rules chuck <donnyduck@gmail.com> - 2023-03-13 10:28 -0400

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