Sujet : Re: more X-rays Silvertel PoE Supply
De : invalid (at) *nospam* invalid.invalid (Edward Rawde)
Groupes : sci.electronics.designDate : 02. Oct 2024, 03:11:57
Autres entêtes
Organisation : BWH Usenet Archive (https://usenet.blueworldhosting.com)
Message-ID : <vdia5e$87c$1@nnrp.usenet.blueworldhosting.com>
References : 1 2 3
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"john larkin" <
JL@gct.com> wrote in message
news:7h4pfj9dhf9dco4b4no9iheoirhagaj6i0@4ax.com...On Tue, 1 Oct 2024 19:06:12 -0400, "Edward Rawde"
<invalid@invalid.invalid> wrote:
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"john larkin" <jl@glen--canyon.com> wrote in message news:tipofjdtie76lbtd7lc2ger5uo7sglq3p5@4ax.com...
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https://www.dropbox.com/scl/fo/s6wfz2xtdyd6tv32tq3fp/AET6J4oF84HG2hJMeST6F-E?rlkey=acyvuv4z0h2kg0x97azbed8uo&dl=0
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Any discernible numbers on the chips underneath?
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https://silvertel.com/wp-content/uploads/2022/05/market-1-sm.png
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I added a couple of pix to the folder.
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The so8 ic is an Onsemi STX9B, but I haven't been able to track down a
data sheet.
Probably something like this
https://www.onsemi.com/pdf/datasheet/ncp1090-d.pdfOr this
https://www.ti.com/lit/gpn/TPS2375Or one of the other devices on this page.
https://www.ti.com/power-management/power-over-ethernet-poe/products.html#sort=2955;asc&The smaller device is likely the DC-DC
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I've been doing my own PoE experimemts and so far nothing makes sense.
What's not making sense?
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more X-rays Silvertel PoE Supply
Re: more X-rays Silvertel PoE Supply