Main Products: 
Voltage Converter High Temperature Pcb Multilayer Circuit Board 8 Layer
Negotiable /Piece
Min.Order:1 Piece
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Product Details
Voltage Converter High Temperature Pcb Multilayer Circuit Board 8 Layer
PCB properties
| PCB SIZE | 150 x 151mm=4PCS |
| BOARD TYPE | |
| Number of Layers | Multilayer PCB, 8 Layer PCB |
| Surface Mount Components | YES |
| Through Hole Components | YES |
| LAYER STACKUP | copper ------- 18um(0.5oz)+plate TOP layer |
| Prepreg 7628 0.195mm | |
| copper ------- 35um(1oz) MidLayer 1 | |
| FR-4 0.2mm | |
| copper ------- 35um(1oz) MidLayer 2 | |
| Prepreg 7628 0.195mm | |
| copper ------- 35um(1oz) MidLayer 3 | |
| FR-4 0.2mm | |
| copper ------- 35um(1oz) MidLayer 4 | |
| Prepreg 7628 0.195mm | |
| copper ------- 35um(1oz) MidLayer 5 | |
| FR-4 0.2mm | |
| copper ------- 35um(1oz) MidLayer 6 | |
| Prepreg 7628 0.195mm | |
| copper ------- 18um(0.5oz)+plate BOT Layer | |
| TECHNOLOGY | |
| Minimum Trace and Space: | 5mil/5mil |
| Minmum / Maximum Holes: | 0.3/4.2mm |
| Number of Different Holes: | 15 |
| Number of Drill Holes: | 695 |
| Number of Milled Slots: | 1 |
| Number of Internal Cutouts: | 0 |
| Impedance Control | NO |
| BOARD MATERIAL | |
| Glass Epoxy: | FR-4, ITEQ IT-140, TG>135, er<5.4 |
| Final foil external: | 1oz |
| Final foil internal: | 1oz |
| Final height of PCB: | 1.6mm ±0.16 |
| PLATING AND COATING | |
| Surface Finish | HASL ,Lead Free, Sn>=2.54µm |
| Solder Mask Apply To: | Top and Bottom, 12micon Minimum. |
| Solder Mask Color: | Green, PSR-2000GT600D, Taiyo supplied. Peelabel mask. |
| Solder Mask Type: | LPSM |
| CONTOUR/CUTTING | Routing, Fiducial marks |
| MARKING | |
| Side of Component Legend | TOP |
| Colour of Component Legend | White, IJR-4000 MW300, Taiyo Supplied. |
| Manufacturer Name or Logo: | Marked on the board in a conductor and leged FREE AREA |
| VIA | Plated Through Hole(PTH), via tented. |
| FLAMIBILITY RATING | UL 94-V0 Approval MIN. |
| DIMENSION TOLERANCE | |
| Outline dimension: | 0.0059" (0.15mm) |
| Board plating: | 0.0030" (0.076mm) |
| Drill tolerance: | 0.002" (0.05mm) |
| TEST | 100% Electrical Test prior shipment |
| APPLICATION: | Voltage converter |
| TYPE OF ARTWORK TO BE SUPPLIED | email file, Gerber RS-274-X, PCBDOC etc |
| SERVICE AREA | Worldwide, Globally. |
Advantages
a) FR-4 grade epoxy glass. RoHS compliant and suitable for thermal reliability needs,and Lead free assemblies with a maximum reflow temperature of 260℃.
b) PCB manufacturing on required specifications. Right manufacturing instruction (MI), comprehensive equipment management and maintenance and process control, strict WIP inspection and monitoring as well as working instruction, all those make the whole fabrication process totally controlled.
c) ISO certified PCB manufacturing factory.
d) No minimum order quantity. 1-10 pieces are offered for sale.
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PCB knowledge: Edge connector (Gold finger)
In order to ease the insertion of the PCB into the receptacle, the edge along the connector should be chamfered or beveled. The beveling angle can be 20°, 30° and 45°, tolerance 5°.
Bevel depth (L)
Calculation Formula of Bevel Depth:
L= (D/2-T/2)*tg a
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