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<title><![CDATA[EC21 Product Catalogs - 3.5 board]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/3.5-board--10120399/1/3.5 board.html]]></link><item>
<title><![CDATA[Smart Electronics PCBA Prototype PCB Assembly Manufacturing Customized Printed Circuit Board]]></title><link><![CDATA[https://ruomeipcb02.en.ec21.com/Smart-Electronics-PCBA-Prototype-PCB--11819316_11819378.html]]></link><description><![CDATA[board, impendance controlled board, HDI board, BGA&amp;Fine pitch boardMin. line width/gap 3.5/4mil(laser drill)Min. hole size 0.15mm(mechanical drill)/4mil(laser drill)Min. Annlar Ring 4milMax Copper th]]></description><pubDate><![CDATA[20230713]]></pubDate></item>
<item>
<title><![CDATA[4 Layer ENIG Impedance Control Half Hole FR4 PCB]]></title><link><![CDATA[https://hhcircuits.en.ec21.com/4-Layer-ENIG-Impedance-Control--11798970_11798975.html]]></link><description><![CDATA[Number of layers: 4
Surface finish: ENIG
Base material: FR4
Outer Layer W/S: 6/3.5mil
Inner layer W/S: 6/4mil
Thickness: 0.8mm
Min. hole diameter: 0.28mm
Special process: impedance control+half hole
]]></description><pubDate><![CDATA[20230530]]></pubDate></item>
<item>
<title><![CDATA[Rogers Rt/Duroid 5880]]></title><link><![CDATA[https://karenxcepcb.en.ec21.com/Rogers-Rt-Duroid-5880--10524601_10524661.html]]></link><description><![CDATA[Detailed Product Description
Color:
Yellow
Material:
Rogers Material
Layer:
Multilayer
Board Size:
3*9cm
Copper Thinknes:
1 Oz
Min Line Width:
4 Mil
Min Line Space:
4mil
Surface Finish:
Immersion Gol]]></description><pubDate><![CDATA[20170829]]></pubDate></item>

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