Basic Info.

Product Description

Place of origin: guangdong, china (mainland) brand name: semshine model number: spcb-2231 base material: fr4 copper thickness: 1/2oz 1oz 2oz 3oz board thickness: 1.6mm min. hole size: 0.2mm min. line width: 0.2mm min. line spacing: 0.2mm surface finishing: lf hasl tolerance of finished panel: ±10% twist&wrap:: ≤ 0.5% v-cut angle: 25°30°45°60° tolerance of etching: ±1mil(±25um) solder mask: green. red. blue. white. black.yellow pth copper thickness: 0.4-2mil(10-50um) certificate:: rosh. iso9001.sgs. ul standard:: ipc-a-610g surface finish: hasl/lead free hasl/osp/gold plating/immersion gold/enig