Lonstar Circuit Co., Ltd./ PCB&PCBA Supplier

PCB Fabrication

Shenzhen Lonstar Circuit Co., Ltd. always supply PCB orders from samples to batch and simple to complex HDI type. We have strong R&D capabilities of software and hardwarefor electronic products, mainly applications are industrial control, automotive electronics, medical equipment and communication consumer electronics.

Single-sided PCB

Double-sided PCB

Multilayer PCB

Quick Turn PCB Prototype

Aluminum PCB

Flexible PCB

Rigid-Flex PCB

LED PCB

Thick Copper PCB

Long PCB

High Frequency PCB

HDI PCB

High TG PCB

Halogen Free PCB

PCB Manufacturing Capabilities

Lonnstar is a professional pcb manufacturer that can produce high-quality thick copper PCB products. Check our PCB manufacturing capabilities in the following table.

Material	CEM-3, FR-4(Normal to High Tg), High CTI FR-4, PolyImide(PI), Aluminum Base, Ceramic, Rogers
Surface finish	HASL Leadfree, HAL, ENIG, Chem Tin, OSP, Gold Finger, Immersion Silver, ENEPIG
Min. Core thickness	4mil/0.1mm
Layer	1-30L
Max board size	22.8X47.2inch/580X1200mm
Copper thickness	Min. base copper: 1/4Oz
Copper thickness	Max. base copper: 6Oz
Min. Track Gap/Width	3/3mil
Min. vias	0.1mm
Max. aspect ratio	12:01
Hole size Tolerance	±0.075(PTH) ±0.05mm(NPTH)
Max.board thickness	6.0mm

Our common PCB Production Steps are as below:

Material cutting
Inner dry film
Inner etching
Lamination
Drilling
PTH
Outer dry film
Pattern plating
Etching
IPQC
Solder Mask
Silkscreen
Surface Finish
Outline
E-Test
F-FQC
FQA
Package
Delivery

During our production, we have QA staffs to monitor at the beginning and end of all process to ensure the high quality of PCB products.

Leadtime of Lonstar PCB orders:

TH PCB	/days
Type	Samples		Mass Production
Type	Normal	Expedited	Normal	Expedited
Single Layer	4	2	7	3
Double layer	6	2	8	4
4 Layer	7	3	9	5
6 Layer	8	3	10	6
8 Layer	10	5	12	8
10 Layer	12	8	15	10