層數:4
特殊工藝:阻抗+厚銅
表面處理:沉金
材料:FR4 S1141
外層線寬/線距:5.5/3.5mil
內層線寬/線距:5/4mil
板厚:1.6mm
最小孔徑:0.25mm
Product name: 4 layer ENIG Impedance Control Heavy Copper PCB
Number of layers: 4
Surface finish: ENIG
Base material: FR4 S1141
Outer Layer W/S: 5.5/3.5mil
Inner layer W/S: 5/4mil
Thickness: 1.6mm
Min. hole diameter: 0.25mm
Special process: Impedance Control+Heavy Copper