BGA Assembly
- High-Precision BGA Assembly Down to 0.25 mm Pitch
- SPI, AOI, X-ray Inspection, and Rework Support
- Supports µBGA, CTBGA, CABGA, VFBGA, and Other Package Types
Professional BGA Assembly Services
In high-performance electronic products, BGA (Ball Grid Array) is often an essential package type. Because the solder joints are hidden underneath the component, they cannot be inspected through conventional visual methods. That makes BGA assembly far more demanding than standard SMT in terms of placement accuracy, process control, inspection capability, and rework expertise.
PCBCool specializes in reliable BGA assembly for complex electronic projects. Backed by a well-established production system and an experienced engineering team, we support a wide range of demanding BGA assembly requirements, including fine-pitch placement, X-ray inspection, and professional rework services, helping ensure greater stability and control at every critical stage.
Whether you are validating prototypes during product development or scaling into volume production, we deliver the consistency and precision needed to keep your project moving forward efficiently.
BGA Assembly Capabilities
![]() | China Mainland Base | Malaysia Base | Mexico Base |
|---|---|---|---|
| Turnkey Service | Design + PCB FAB + Components Sourcing + PCB Assembly + Product Assembly | Components Sourcing + PCB Assembly + Product Assembly | Components Sourcing + PCB Assembly |
| Assembly Technologies | THT, SMT, Hybrid Mount, Subsystem Assembly | THT, SMT, Hybrid Mount, Semi Assembly | THT, SMT, Hybrid Mount, Subsystem Assembly |
| Manufacturing Abilities | Prototyping, Low to High Volume | Prototyping, Low/Medium/High Volume | Prototyping, Low to Medium Volume |
| Component Abilities | Chips 0201mm BGA, QFP & CSP 0.25mm BGA repair and reball | Chips 0402mm BGA, QFP & CSP 0.25mm HDMI Connectors / Micro USB Connectors | Chips 0402mm BGA, QFP & CSP 0.3mm Press Fit / High Pin Count Connectors |
| SMT Lines | 11 Lines, Samsung / JT | 9 Lines, Samsung / Panasonic / Sony | 5 Lines, Siemens / Samsung |
| SMT Capabilities | Monthly 788 Million Points | Monthly 298 Million Points | Monthly 63 Million Points |
| THT Lines | 3 Lines, Auto / Manual | 4 Lines, Auto / Manual | 2 Lines, Auto / Manual |
| Inspection Machines | SPI, AOI, 2D X-Ray | SPI, Optical Measuring (VMS-4030M), X-ray (SMX-1000) | SPI, AOI, X-ray, Microscope to 20X |
| Testing | ICT/Function test/Burn-in test/Aging Testing | ICT/Function test/Burn-in test | ICT/Function test/Burn-in test |
| Assembly Cost | Lower Costs | Lower Costs | Medium Cost |
| Lead Time | As fast as 9 days with shipping | As fast as 7 days with shipping | As fast as 3 days with shipping |
| Number of layers | S<1m² | 1≤S<5m² | 5≤S<20m² | 20≤S<50m² | 50≤S<100m² | 100m²以上 | Expedited (≤3㎡) |
|---|---|---|---|---|---|---|---|
| 2L | 4 | 5-7 | 5-7 | 6-9 | 8-10 | 9-12 | 12~24 hours |
| 4L | 5 | 6-8 | 6-8 | 8-10 | 10-12 | 10-15 | 1~4 working days |
| 6L | 6 | 6-8 | 6-8 | 8-10 | 10-12 | 10-15 | 2~4 working days |
| 8L | 7 | 6-8 | 6-8 | 8-10 | 10-12 | 10-15 | 4~6 working days |
| 10L | 9 | 9-11 | 9-11 | 10-12 | 12-14 | 13-17 | 5~9 working days |
| 12L | 10 | 10-12 | 10-12 | 11-13 | 13-15 | 14-18 | 7~14 working days |
| 14L | 10 | 10-12 | 10-12 | 11-13 | 13-15 | 14-18 | 7~14 working days |
| 16L | 11 | 13 | 13 | 15 | 16 | 17 | Contingent |
| 18L | 12 | 14 | 14 | 16 | 17 | 18 | Contingent |
| 20L | 13 | 14 | 14 | 16 | 18 | 19 | Contingent |
| 22L | 15 | 15 | 15 | 18 | 20 | 22 | Contingent |
| 24L | 15 | 15 | 15 | 18 | 20 | 22 | Contingent |
| 26L | 15 | 15 | 15 | 18 | 20 | 22 | Contingent |
| 28L+ | 15 | 15 | 15 | 18 | 20 | 22 | Contingent |
Commitment to Quality
Certification Compliance Support
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Support for ISO 9001 quality management system
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Compliance with ISO 14001 environmental management system
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Adherence to ISO 45001 occupational health and safety standards
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Compliance with IPC-A-610 and IPC J-STD-001 standards
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Support for RoHS / REACH environmental compliance
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Support for UL and CE certifications
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Support for ISO 13485, IEC 62031, and other industry-specific certifications
Manufacturing Process Control
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Full BOM and lot traceability across production
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Material traceability (components, boards, solder paste, etc.)
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Process documentation for regulated manufacturing
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First Article Inspection (FAI) support
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In-process quality checks and monitoring
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Controlled ESD & cleanroom processes (if applicable)
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Complete inspection records and test reports
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Change control and nonconformance management
End-to-End Solutions
PCBCool provides complete support for BGA projects through our EMS manufacturing capabilities, helping simplify coordination and improve delivery efficiency.
Specialized Process Setup
We use 3 to 4 pick-and-place machines on a single SMT line to handle simple and complex components separately, improving accuracy, efficiency, and process stability.
Why Get BGA Assembly Services from PCBCool
BGA projects place higher demands on precision, efficiency, and reliability.
If you are looking for a manufacturing partner with proven experience and strong process control —
Case Studies
Frequently Asked Questions
A: Because the solder balls are located underneath the component, the solder joints are hidden from view. Without X-ray inspection, it is impossible to visually confirm issues such as cold joints, solder bridging, voids, or misalignment.
A: In most cases, yes. The smaller the pitch, the higher the requirements for stencil aperture design, solder paste printing, placement accuracy, reflow profiling, and board stability.
A: Not always. It depends on the location, size, distribution, and the customer’s acceptance criteria. If the voids are too large or concentrated in critical solder joint areas, they are usually considered defects.
A: Yes. Rework always carries some risk to reliability, which is why it is important to get the assembly right the first time whenever possible.
A: No. That depends on the component value, package type, board structure, surrounding component density, pad condition, and the customer’s reliability requirements.
A: Factors such as pad design, solder mask definition, via structure, copper balance for heat dissipation, and warpage risk can all directly affect soldering quality and yield.
A: Because the reflow profile directly affects solder ball melting behavior, solder joint formation quality, and the thermal safety of the component.
A: We recommend focusing on four key areas:
- Types of BGA projects the supplier has actually completed
- Whether they have stable inspection capabilities
- Whether they can handle defects and rework properly
- Whether they have an engineering team that can support problem analysis.
A: PCBCool can provide design-for-manufacturing suggestions, process risk evaluation, prototype build support, issue feedback, and recommendations for further optimization.
A: If the missing parts are standard components, alternative sourcing may still be possible. If they are core BGA devices or critical supporting chips, feasibility will need to be evaluated based on the exact part number, function, and lead time.
A: Yes. PCBCool supports every stage of BGA manufacturing, from prototype builds to full-scale production.
A: It is best to prepare the basic project files in advance, such as Gerber files, BOM, centroid files, key component details, expected volume, application scenario, and any special testing or reliability requirements.
