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Re: [Homebrew_PCBs] SMD caps - no marking - why?

2010-03-05 by Stefan Trethan

I've seen some ceramic chip caps with writing on them, but it's very
rare, about as rare as resistors without lettering.

They could be laser marked, but I suppose nobody paid for it.

ST

On Fri, Mar 5, 2010 at 6:51 PM, Leon Heller <leon355@...> wrote:
> On 05/03/2010 17:22, sailingto wrote:
>> Subject says it all - most all the SMD chips have ID marking - except for caps, some inductors, and maybe a few others.  BUT resistors, transistors, large inductors, diodes, etc - almost everything has some sort of ID marking...
>>
>> Why does caps not have ID marking?  It sure would help!!  Even that tiny marking is ok - I can look under microscope to read.
>
> It must be something to do with the ceramic material they are made from,
> I don't think that it can be written on using a laser.
>
> Leon
> --
> Leon Heller
> G1HSM
>
>
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