Name: multilayer PCB assembly,PCBA OEM,led PCBA
Brand: Walbond
Availability: InStock

Product Details

Company information

We can manufacture PCB in higher quality, more competitive price, quicker delivery and better logistic service…Welcome to send us RFQ!

We have passed ISO9001 Quality Management System Certification and have obtained UL, RoHS and TS16949 certificates in accordance with American and European customers' standards. With constant efforts, our sales network has spread over five continents, such as America, Romania, South Africa, Japan and Israel.

Company structure

Specification

This form is of my company's process capacity for your reference, for more messages, pls contact with us freely!

Item	Specification
Material	FR-4 / Hi-Tg FR-4 / Lead free Materials(RoHS Compliant)/CEM-3/CEM-1/Aluminium
Layer	single layer,double layer,multi-layer(4-10)
Board Thickness	0.3mm-3.0mm,+/-0.1mm(tolerance)
Copper Thickness	1/2OZ-3OZ (35um to 105um),+/-8um(tolerance),purity 99.5%
Impedance Control	±10%
Bow and Twist MAX.	0.75%(SMT)
Anti-strip	0.88N/mm
Resistance	≤20Ω
Reactance	500V

Min. Value
Min. Trace/Space Width	6 mil,+/-0.15mm(tolerance)
SMD Pitch	10 mil
BGA Pitch	20 mil
Min Pad Space	4mil(SMT)
Plating Copper Thickness	15um

Hole
Hole Size	0.25mm--6.2mm
Hole Position Tolerance	±0.1mm
PTH/NPTH Tolerance	±0.15mm(dia.=0.4-1.4mm)
Pad Tolerance	±0.1mm(dia.≥0.6mm)
Pad to hole/to pad Tolerance	±0.05mm/±0.2mm

Solder Mask
Pad no Open	soldermask must cover all on both side, reject tin on pad
Pad Open	reject soldermask inside the hole on both side
Solder Mask Thickness	0.7mil,raised H≤0.05
Colour	green,blue,red,yellow,black,white(LPI/MATT.,UL 94 V0 approved)

Surface Finish
HAL	tin height≤0.05mm
ENIG	Nickel 3-7um,gold:0.5-0.7um
OSP/flash gold	0.2-0.5um
Pealable mask	cover all on pad,thickness≥0.20mm
Carbon Ink	cover all on trace,Value≤30Ω

Outline
Outline Tolerance	±0.2mm
Beveling	30°,45°
V-cut position/depth	±0.2mm(length≤100mm)/±0.2mm
Punch	±0.1mm

E-testing pass percent	97% pass for the first time,+/-2%(tolerance)

Certificate	SGS,ISO,ROHS,UL,

Production Flow

Quality control(QC)

Factory picture

Welcome to visit WALBOND !

Buying guides

1 Layer	2 Layer
Aluminum PCB	FPC
4-10L PCB
HAL/HAL lead free	ENIG/gold plating