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From: "Edward Rawde" <invalid@invalid.invalid>
Newsgroups: sci.electronics.design
Subject: Re: Predictive failures
Date: Tue, 16 Apr 2024 11:37:16 -0400
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"Don" <g@crcomp.net> wrote in message news:20240416a@crcomp.net...
> Don Y wrote:
>> Is there a general rule of thumb for signalling the likelihood of
>> an "imminent" (for some value of "imminent") hardware failure?
>>
>> I suspect most would involve *relative* changes that would be
>> suggestive of changing conditions in the components (and not
>> directly related to environmental influences).
>>
>> So, perhaps, a good strategy is to just "watch" everything and
>> notice the sorts of changes you "typically" encounter in the hope
>> that something of greater magnitude would be a harbinger...
>
> A singular speculative spitball - the capacitive marker:
>
>    In-situ Prognostic Method of Power MOSFET Based on Miller Effect
>
>    ... This paper presents a new in-situ prognosis method for
>    MOSFET based on miller effect. According to the theory
>    analysis, simulation and experiment results, the miller
>    platform voltage is identified as a new degradation
>    precursor ...
>
>    (10.1109/PHM.2017.8079139)

Very interesting but are there any products out there which make use of this 
or other prognostic methods to provide information on remaining useful life?

>
> Danke,
>
> -- 
> Don, KB7RPU, https://www.qsl.net/kb7rpu
> There was a young lady named Bright Whose speed was far faster than light;
> She set out one day In a relative way And returned on the previous night.
>