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Subject: Re: Need help to identify a chip

Re: Need help to identify a chip

From: [IDC]Dragon <idc-dragon_at_gmx.de>
Date: 2005-03-18

>From the fine scan, I read LTXQ from it, suggesting Linear Technology.
My personal google recommendation is to search for "case marking" and the
abbreviation you read from the chip. In this case, it leads to LTC3405.

Jörg

> There is a voltage regulator on the iRiver H1x0 that I need to replace
> on one of my units. I have so far failed to identify it, and I need help.
>
> It is the chip U28 on the main PCB, located on the far low end, next to
> the reset switch. It is marked "TXQ". You can see it in the pictures on
> the iRiverInfo wiki page:
>
> http://www.rockbox.org/twiki/bin/view/Main/IriverInfo
>
> Texas Instruments and Maxim say that it isn't one of their chips.
>
> Pinout:
>
> 1 - Vin
> 2 - ?
> 3 - Gnd
> 4 - Shutdown
> 5 - ?
> 6 - Vout
>
> Please help!
>
> Linus
> _______________________________________________
> http://cool.haxx.se/mailman/listinfo/rockbox
>

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Received on Fri Mar 18 14:07:48 2005

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