From: DaveC on 28 May 2010 15:35 > some more sources > http://www.satcure-focus.com/design/page2.htm > http://www.schematicsforfree.com/archive/file/COMPONENTS/SMD%20Codebook.pdf > http://clivetec.superihost.com/SMD_CodesT.htm Good resources. Thanks. > "part marking", "top code", "topcode" ,"top mark", "topmark" ,"marking" as > synonym adjunct keywords for SMD device coding via Google [...] Or, in other words, a Google is only as good as the terms used. Didn't know about "top" term. Thanks. Dave
From: DaveC on 28 May 2010 15:35 > FWIW, a "HF" marking code identifies a Toshiba 2SC3124 NPN transistor, > 15V, 50mA, for TV Tuner, VHF Oscillator Applications: > > http://www.datasheetcatalog.org/datasheet/toshiba/1264.pdf Thanks. > The lowercase "j" may be unrelated to the part number. Not lowercase. Uppercase, just smaller type than "HF" > For example, a Philips BCW89 transistor has a marking code of H3*, > where *=p for "Made in Hong Kong", or *=t for "Made in Malaysia". > > http://www.nxp.com/documents/data_sheet/BCW89.pdf > > You may be able to discern the manufacturer, or country of origin, > from the surrounding components. The function of the device may be > deduced from the circuit itself. For example, is the board part of a > tuner? Acquisition PCB, Tek TDS420 scope. No schematics in the public domain. Thanks again, Dave
From: Uffe B�rentsen on 29 May 2010 07:44 "DaveC" <invalid(a)invalid.net> skrev i en meddelelse news:0001HW.C82568ED02C8482DB01AD9AF(a)news.eternal-september.org... >> Warning ... Do not visit the above site with javascript enabled and/or >> an industrial strength pop-up blocker if you value your sanity (and >> possibly your PC). > > Yeah, I saw that. Pretty intense pop-ups. Still, the data is worth the > trip. Sorry for that. My TrendMicro took care of all that for me. -- Uffe B�rentsen
From: Rich Webb on 29 May 2010 08:44 On Sat, 29 May 2010 13:44:54 +0200, "Uffe B�rentsen" <leiti_NOSPAM_(a)hotmail.com> wrote: > >"DaveC" <invalid(a)invalid.net> skrev i en meddelelse >news:0001HW.C82568ED02C8482DB01AD9AF(a)news.eternal-september.org... >>> Warning ... Do not visit the above site with javascript enabled and/or >>> an industrial strength pop-up blocker if you value your sanity (and >>> possibly your PC). >> >> Yeah, I saw that. Pretty intense pop-ups. Still, the data is worth the >> trip. > >Sorry for that. >My TrendMicro took care of all that for me. Can't blame them for trying to raise revenue, I guess. One would think, though, that they'd turn it down a notch or two so as not to chase people away. Or at least have dancing bears and cute puppies! ;-) -- Rich Webb Norfolk, VA
First
|
Prev
|
Pages: 1 2 3 Prev: Pencil butane torch for Surface Mount desolder? Next: Update on NOISY Whirlpool Dehumidifier |