SMT circuit board,Printed Circuit Board
SMT circuit board 1.Made in China 2..experience8 years 2.certificate:ISO9001 3.Lead time:3-7 working days
SMT keypad Print circuit board
1.Certificate:ISO9001
2. Good Quality: UL, SGS Test, RoHS Certification,3.1-12 layer:FR-4, Alu,Rog 4.Short lead time 5.Hot product
| ITEMS | Our PCB Parameters | |||
| Single side | Double side | Multi layers | ||
| layers | 1 | 2 | 4~12 | |
| copper thickness | 1~2oz | 0.5~10oz | 0.5~6oz | |
| material thickness | 0.8~3.0mm | 0.2~3.2mm | 0.35~3.2mm | |
| flammbility rating | 94V-0 | 94V-0 | 94V-0 | |
| peel strength | 10.4n/cm | 12.3n/cm | 12.3n/cm | |
| warp and twist | 0.02% | ≤0.5-0.75% | ≤0.5-0.75% | |
| insulation resister | ≥5MΩ | ≥5MΩ | ≥5MΩ | |
| test voltage | 50~100DCV | 300DCV | 300DCV | |
| finished board area | 400×500mm | 500×600mm | 500×600mm | |
| Min line width&spacing | 0.20/0.20mm | 0.10/0.10mm | 0.10/0.10mm | |
| Hole wall copper thickness | / | ≥20.0um | ≥25.4um | |
| Minimum annul ring | outer | ≥0.1mm | 0.10/0.10mm | 0.10/0.10mm |
| Min.Diameter | 0.60mm | 0.2mm | 0.15mm | |
| PTH | 0.60mm | 0.076mm | 0.076mm | |
| Hole diam tolerance | NPTH | 0.076mm | 0.05mm | 0.05mm |
| hole position tolerance | 0.076mm | 0.076mm | 0.05mm | |
| Routing | ±0.15mm | ±0.127mm | ±0.127mm | |
| Out-lay tolerance | punching | ±0.15mm | ±0.127mm | ±0.127mm |
| solder mask bridge | ≥8 mil | ≥3 mil | ≥3 mil | |
| solder mask hardness | 6H | 6H | 6H | |
| surface plating | Carbon ink,Peelable S/M,HASL(lead free),Immersion silver/tin, | |||
| Color | Green ,yellow, blue ,red black and so on | |||
| Materail | FR-4,Aluminium-backed board,Halogen-free,Lead-free compatible,High Tg,High CTI,CEM-1,CEM-3 etc. | |||
SMT circuit board,Printed Circuit Board
