Industry Directory | Manufacturer
PCB Global is a dedicated Prototype Quick Turn High Tech. PCB supplier - Quotes and orders can be processed 24/7/365 - free online quotation visit www.pcbglobal.com
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Ludee Circuits offer RoHS PCB.We could offer leadfree HASL,Entek, flash gold, immersion gold, immersion silver, immersion tin finishing based on standard FR-4, CEM-3 materials, Teflon, Rogers RO4000 series, as well as high Tg S1170 materials.
Layer: 12 Material: FR4(Tg170) Board thickness: 1.6mm Min trace width/spacing: 4/4mil Min hole size: 0.2mm Impedance control
Heavy copper PCB/ Power supply PCB Layer: 4 Material: FR4(Tg170) Finished copper thiness:4oz on each layer Min. trace width/spacing: 0.3/0.4mm(12/16mil) Application: Power controls, heat dissipation
Electronics Forum | Mon Mar 07 15:35:35 EST 2005 | John M
It has been my experience that the standard Fr4 material (Tg 135c) will discolor when processed at the new higher temperatures required for the high tin alloys... We have been using the High Tg Fr4 (Tg 170c) for many years to ensure this does not hap
Electronics Forum | Thu Feb 02 09:16:57 EST 2006 | lyrtech
Hi, I have some questions about material used in PCB for RoHS compliancy. It seems to be fuzzy between may manufacturer. Here are my questions: 1) What is the recommended material for lead-free assembly? 2) What's the difference between FR4 High Tg
Industry News | 2004-02-04 16:52:03.0
Prepare for the 2006 European Deadline
Parts & Supplies | Circuit Board Assembly Products
1). FR-4, Tg 170, 1 oz copper finished 2). 4 layers, 2.5mm thick 3). Min.track/space: 4/4 mil 4). Min. hole size: 0.25mm 5). 50 ohm, 100+/-10% ohm differentail /single impedance control 6). Immersion gold
Parts & Supplies | Circuit Board Assembly Products
1). 100*85mm, FR-4 Tg170/ Polyimide 2). 4 layer count rigid/2 layer flex 3). 1.0mm thick rigid/0.15mm thick flex 4). 1 oz each layer 5). Green LPI solder mask/white ident 6). Immersion gold
