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Testing Procedures For PCB Board
---We perform multiple quality assuring procedures before shipping out any PCB board. These include:
* Visual Inspection
* Flying probe
* Bed of nails
·* Impedance control
·* Solder-ability detection
* Digital metallograghic microscope
·*AOI (Automated Optical Inspection)
Detailed Terms for PCB Manufacturing
---Technical requirement for pcb assembly:
* Professional Surface-mounting and Through-hole soldering Technology
* Various sizes like 1206,0805,0603 components SMT technology
* ICT(In Circuit Test),FCT(Functional Circuit Test) technology.
* PCB Assembly With UL,CE,FCC,Rohs Approval
* Nitrogen gas reflow soldering technology for SMT.
* High Standard SMT&Solder Assembly Line
* High density interconnected board placement technology capacity.
Surface Treatment
Lead-free HAL
Gold Plating (1-30 micro inch)
OSP
Silver Plating
Pure Tin Plating
Immersion Tin
Immersion Gold
Gold Finger
Other Service:
A) We have many special material as rogers, teflon, taconic, Fr-4 high tg, Ceramic in stock. Welcome to send us your inquiry.
B) We also provide sourcing components , PCB design , PCB copy , PCB drawing , PCB assembly and so on .
Product Details:
Payment & Shipping Terms:
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| Base Material: | FR-4,FR2.Taconic,Rogers, CEM-1 CEM-3,ceramic,crock | Copper Thickness: | 1/2 Oz Min; 12 Oz Max |
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| Board Thickness: | 0.2mm-6mm(8mil-126mil) | Min. Hole Size: | 0.25mm |
| Min. Line Spacing: | 0.1mm(3mil/4mil) | Min. Line Width: | 0.075mm(3mil) |
| Surface Finishing: | HASL / HASL Lead Free, Chemical Tin, Chemical Gold | Insulation Resistance: | 10Kohm-20Mohm |
| Test Voltage: | 10-300V | Hole Positon: | +/-0.075mm(3mil) CNC Driling |
| Conductivity: | <50ohm | ||
| High Light: | led lighting board,high power led pcb |
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We are professional manufacturer in various PCB and PCBA with many years experience,We can provide a reasonable price with high quality products.
* 1. PCB layout, PCB design
* 2: Make high difficulty PCB(1 to 38 layers)
* 3: Provide all Electronic component
* 4: PCB assembly
* 5: Write programs for clients
* 6: PCBA/finished product Test. etc.
PCB Specification detail
| Item | Specification | |
| 1 | Numbr of Layer | 1-38Layers |
| 2 | Material | FR-4,FR2.Taconic,Rogers, CEM-1 CEM-3,ceramic , crockery Metal-backed Laminate |
| 3 | Finish Board Thickness | 0.2mm-6.00 mm(8mil-126mil) |
| 4 | Minimun Core Thickness | 0.075mm(3mil) |
| 5 | Copper Thickness | 1/2 oz min;12 oz max |
| 6 | Min.Trace Width & Line Spacing | 0.075mm/0.1mm(3mil/4mil) |
| 7 | Min.Hole Diameter for CNC Driling | 0.1mm(4mil) |
| 8 | Min.Hole Diameter for punching | 0.9mm(35mil) |
| 9 | Biggest panel size | 610mm*508mm |
| 10 | Hole Positon | +/-0.075mm(3mil) CNC Driling |
| 11 | Conductor Width(W) | 0.05mm(2mil)or;+/-20% of original artwork |
| 12 | Hole Diameter(H) | PTH L:+/-0.075mm(3mil);Non-PTH L:+/-0.05mm(2mil) |
| 13 | Outline Tolerance | 0.125mm(5mil) CNC Routing;+/-0.15mm(6mil) by Punching |
| 14 | Warp & Twist | 0.70% |
| 15 | Insulation Resistance | 10Kohm-20Mohm |
| 16 | Conductivity | <50ohm |
| 17 | Test Voltage | 10-300V |
| 18 | Panel Size | 110×100mm(min);660×600mm(max) |
| 19 | Layer-layer misregistration | 4 layers:0.15mm(6mil)max;6 layers:0.25mm(10mil)max |
| 20 | Min.spacing between hole edge to circuity pqttern of an inner layer | 0.25mm(10mil) |
| 21 | Min.spacing between board oulineto circuitry pattern of an inner layer | 0.25mm(10mil) |
| 22 | Board thickness tolerance | 4 layers:+/-0.13mm(5mil);6 layers:+/-0.15mm(6mil) |
| 23 | Impedance Control | +/-10% |
| 24 | Different Impendance | +-/10% |
Details for PCB Assembly
Technical
1).Professional surface mounting and through hole soldering technology;
2).Various sizes,like 1206,0805,0603 components SMT technology;
3).ICT(In Circuit Test),FCT(Functional Circuit Test) technology;
4).Nitrogen gas reflow soldering technology for SMT;
5).High standard SMT&Solder Assembly line;
6).High density interconnected board placement technology capacity.
Quote requirement
1).The detailed files(Gerber files,specification and BOM);
2).Clear pictures of PCBA or samples for us;
3).PCBA Test method.
Contact Person: Miss. aaa
Tel: 86 755 8546321
Fax: 86-10-66557788-2345
