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PCBA Circuit Boards Manufacturer Fabrication WiFi Consumer Electronics

MOQ:	1
Payment Terms:	T/T
Supply Ability:	Post-soldering 700,000 points/day

Detail Information

Product Description

Detail Information

Certification:

ISO, UL, IPC, Reach

Layer:

8 Layer

Material:

FR4

Board Thickness:

0.2-10mm

Surface Finish:

Immersion Gold

Pin Space:

0.2mm

Application:

Consumer Electronics

Supply Ability:

Post-soldering 700,000 points/day

Highlight:

PCBA circuit boards with warranty

WiFi consumer electronics PCB

PCB assembly fabrication service

Product Description

PCBA Circuit Boards Manufacturer Fabrication WiFi Consumer Electronics

What Is PCB Assembly Service?

PCB Assembly Service refers to the process of assembling electronic components onto a printed circuit board (PCB) to create a functional electronic device. It involves several stages, from sourcing components to soldering and testing the final product.

Key Steps in PCB Assembly:

PCB Fabrication:

The bare PCB is manufactured with copper traces, pads, and layers based on the design file (Gerber file).

Component Sourcing (Procurement):

Components (resistors, ICs, capacitors, etc.) are sourced based on the Bill of Materials (BOM).
Can include surface-mount (SMD) and through-hole (THT) components.

Solder Paste Application:

For SMD components, solder paste is applied to PCB pads using a stencil.

Pick-and-Place Machine:

Automated machines place SMD components onto the PCB with high precision.

Reflow Soldering:

The PCB passes through a reflow oven, melting the solder paste to form secure electrical connections.

Through-Hole Component Insertion (if needed):

THT components are inserted manually or via automated insertion machines.

Wave Soldering (for THT):

The PCB passes over a wave of molten solder to attach THT components.

Inspection & Testing:

AOI (Automated Optical Inspection) checks for defects.
Functional Testing ensures the assembled PCB works as intended.

Final Cleaning & Packaging:

Flux residues are cleaned, and the PCB is prepared for shipment.

Types of PCB Assembly Services:

Turnkey PCB Assembly: Full service (PCB fabrication + component sourcing + assembly).
Partial (Consignment) Assembly: Customer provides components; the assembler handles soldering.
Prototype Assembly: Low-volume assembly for testing designs.
High-Volume Production: Mass production for commercial devices.

DQS Electronic Group is one of the leading EMS company in China, we provide PCB design, PCB manufacturing, PCB assembly service and testing. Welcome send us your Gerber file to get free quotation.

Technical Parameters

PCB Assembly Capability	Normal	Special
SMT Assembly	PCB(used for SMT) specification
	Length and Width( L* W)
	Minimum: L≥3mm, W≥3mm	L＜2mm
	Maximum: L≤800mm, W≤460mm	L＞1200mm, W＞500mm
Thickness( T)	Thinnest: 0.2mm	T＜0.1mm
Thickness( T)	Thickest: 4 mm	T＞4.5mm
SMT components specification	Outline Dimension
	Min size: 0201(0.6mm*0.3mm)	01005(0.3mm*0.2mm)
	Max size: 200 * 125	200 * 125
	component thickness: T≤15mm	6.5mm＜T≤15mm
	QFP,SOP,SOJ (multi pins)
Min pin space: 0.4mm	0.3mm≤Pitch＜0.4mm
CSP/ BGA	Min ball space: 0.5mm	0.3mm≤Pitch＜0.5mm
DIP Assembly	PCB specification
	Length and Width( L* W)
	Minimum: L≥50mm, W≥30mm	L＜50mm
	Maximum: L≤1200mm, W≤450mm	L≥1200mm, W≥500mm
Thickness( T)	Thinnest: 0.8mm	T＜0.8mm
Thickness( T)	Thickest: 3.5mm	T＞2mm