Double-Sided Fr4 USB Printed Circuit Board

Double-sided Fr4 USB Printed Circuit Board  1LayersSingle Sided,2 to 18 Layer2Board material typeFR4,CEM-1,CEM-3,ceramic substrate board, aluminum based board, high-Tg, Rogers and more3Compound material lamination4 to 6 layers4Maximum dimension610 x 1,100mm5Dimension tolerance±0.13mm6Board thickness coverage0.2 to 6.00mm7Board thickness toleranceBoard thickness≤1.0mm: +/-0.1mm12.0mm: +/-8%8DK thickness0.076 to 6.00mm9Minimum line width0.10mm10Minimum line space0.10mm11Outer layer copper thickness8.75 to 175µm12Inner layer copper thickness17.5 to 175µm13Drilling hole diameter (mechanical drill)0.25 to 6.00mm14Finished hole diameter (mechanical drill)0.20 to 6.00mm15Hole diameter tolerance (mechanical drill)0.05mm16Hole position tolerance (mechanical drill)0.075mm17Laser drill hole size0.10mm18Board thickness and hole diameter ratio10:0119Solder mask typeGreen, Yellow, Black, Purple, Blue, White and Red20Minimum solder maskØ0.10mm21Minimum size of solder mask separation ring0.05mm22Solder mask oil plug hole diameter0.25 to 0.60mm23Impedance control tolerance±10%24Surface finishHot air level, ENIG, immersion silver, gold plating, immersion tin and gold finger25Certificate ROHS,  ISO9001:2008,  SGS,  UL certificate26Acceptable file formatGerber file,PROTEL series,PADS series,POWER PCB series,AutoCAD/* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1