4 layers printed circuit board from China manufacturer - Shenzhen Tianweisheng Electronic Co., Ltd.

Price:	0.1~0.5 USD
Payment Terms:	T/T,WU,
Place of Origin:	Guangdong, China (Mainland)


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Product Detail

Model No.: tws017-h

Production Capacity: 300000 Square Meter/Square...

Delivery Date: 10-15 working days for mass...

Brand Name: tws

Copper Thickness: 1oz

Min. Hole Size: 0.15mm

Min. Line Spacing: 0.2mm

Solder mask: Green/Blue/Black/White/Yell...

Certification: UL/SGS/ROHS

Warp&Twist: 0.7%

Layer count: 1~28

PCB standard: IPC-A-610D

Means of Transport: Ocean,Land,Air,

Packing: vacuum package+carton box

Number of Layers: 4-Layer

Base Material: fr4

Board Thickness: 1.6mm

Min. Line Width: 0.2mm

Surface finishing: HASL&ENIG

Max size of finish board: 9200*900mm

Controlled impedance: ±5%

Rang of finish boards thickness: 0.21~7.0mm

OEM/ODM: One-stop service

4 layers printed circuit board
1.Competitive price
2.fast delivery
3.Years of experience in PCB industry
4.UL,SGS,ISO9001,RoHS,QS9000.

4 layers printed circuit board

Layer:1~18 layers

Materials: FR-4, CEM-3, Teflon, Aluminum, Rogers, High Tg

Surface finished:Lead Free HASL,Immersion Gold/Tin/Silver, OSP, Gold Finger Plating, Selective Immersion Gold,Gold Plating.

PCB assembly
Military standard assembly

Minimum lead time for assembly is only 3 days

Turnkey service(PCB manufacture, components procurement and assembly)

Prototype building, No Minimum quantity Required

Reliable Parts

Surface mount, through hole, BGA, QFP, QFN …

ROHS compliant and lead-free process

♣ High layers PCB manufacturing, up to 32 layers

♣ Low costs, Minimum cost for 3 prototype boards is only $84!!!

♣ Fast service, Minimum lead time for bare PCB is only 2 days

♣ Promptly reply, quotation will be provided in 8 working hours!

Our PCBs are used for wide range of electronic products,

Like WIFI, Medical devices, CCTV, Power supply, GPS, UPS, Set-top Box,

Telecomunication ,LED, etc.

Technical Specifications

			English	Metric
1	Max. Panel Size		22" x 26"	550 x 650mm
2	Mechanical Drill
	Min. Finished Holes Size		0.004"	0.10mm
	Finished Holes Tolerance	PTH	±0.003"	±0.075mm
		NPTH	±0.002"	±0.050mm
		Press Fit	±0.002"	±0.050mm
	Aspect Ratio		9 : 1	9 : 1
3	Laser Drill
	Microvias diameter		0.004" - 0.006"	0.10 - 0.15mm
	Aspect Ratio		1 : 1	1 : 1
4	Min. Line Width/Spacing	½oz / 18um	0.003" / 0.003"	0.075 / 0.075mm
		1oz / 35um	0.006" / 0.006"	0.15 / 0.15mm
		2oz / 70um	0.008" / 0.008"	0.20 / 0.20mm
		3oz / 105um	0.010" / 0.010"	0.25 / 0.25mm
5	Registration
	Solder Mask		±0.003"	±0.075mm
	Layer to Layer		±0.0024"	±0.060mm
	Copper Feature to Holes(Outer)		±0.003"	±0.075mm
	Min. Plated Drills to Copper (inner)	2L - 8L	0.010"	0.25mm
		10L -22L	0.012"	0.30mm
6	Board Outline
	Edge to Edge Tolerance		±0.004"	±0.10mm
	Holes to Edge Tolerance		±0.004"	±0.100mm
	Min. Copper to Edge distance	Outer	0.010"	0.25mm
		Inner	0.016"	0.40mm
7	Max. Copper Thickness		4oz	140μm
8	Max. Board Thickness		0.189"	4.80 mm
9	Min Board Thickness	2L	0.008"	0.20mm
		4L	0.016"	0.40mm
		6L -22L	0.020"	0.60mm
10	Min. Core Thickness		0.004"	0.10mm
11	Min. Soldermask Dam		0.004"	0.10mm
12	Controlled Impedance (Ohm)		±7% - 10%	±7% - 10%