Optimized Power Supply PCB Assembly – High Current, Thermal
Control, Reliability
1.What's High - power supply PCBA?
High - power supply PCBA refers to the printed circuit board
assembly used in high - power supply systems. It is designed to
handle and distribute high - power electrical signals, providing
the necessary power for various electronic devices and systems.
2.Features of High - power supply PCBA:
High - power handling capacity: It can handle large amounts of electrical power, usually several
hundred watts or more.
Good thermal performance: It has excellent heat dissipation capabilities to prevent
overheating during high - power operation.
- High - reliability components: High - quality components are used to ensure stable operation and
long - term reliability.
- Precise circuit design: The circuit design is optimized to minimize
power loss and interference.
- Multiple output options: It can provide multiple output voltages
and currents to meet the specific needs of different devices.
- Protection functions: It is equipped with various protection
functions such as over - voltage protection, over - current
protection, and short - circuit protection.
3.Common technical parameters of High power supply PCBAs:
| Parameter | Standard Specifications | Customizable Options |
| Layers | 2–40 layers (multi-layer/HDI designs) | Layer count can be adjusted according to requirements, supporting
complex multi-layer and HDI designs. |
| Copper Thickness | 3 oz to 20 oz (continuous current: 10A–500A) | Copper thickness can be customized, ranging from 3 oz to 20 oz, to
meet different current requirements. |
| Surface Finish | HASL (Lead-Free), ENIG, Immersion Silver, OSP, Gold Plating | Surface finish types are optional, including lead-free HASL, ENIG,
immersion silver, OSP, etc. |
| Thermal Management | Metal Core PCBs (Al/Cu substrates), Thermal Vias, Heat Sinks | Thermal management solutions can be customized, such as metal core
PCBs, thermal vias, and heat sink designs. |
| Material | FR-4, Ceramic, Rogers Laminates (high dielectric strength) | Materials are optional, including FR-4, ceramic, Rogers laminates,
and other high dielectric strength materials. |
| Testing & Inspection | AOI, X-Ray, Flying Probe Testing, Microsection Analysis, UL/CE
Certification | Testing methods include AOI, X-Ray, flying probe testing, etc.,
complying with UL and CE certification standards. |
| Minimum Line/Wire Spacing | 0.15mm/0.15mm (high-density routing) | Minimum line/wire spacing can be customized to support high-density
routing. |
| Voltage/Current Range | 50V–10kV (voltage), 10A–500A (current) | Voltage and current ranges can be customized to meet different
application requirements. |
| Work Temperature | -55°C to +180°C (extreme environments) | Operating temperature range can be adapted to extreme environments,
from -55°C to +180°C. |
| Certifications | UL 60950, IPC-6012 Class 3, RoHS Compliance | Additional certifications can be arranged based on specific market
or application needs. |
| Customization | — | Layer count, copper thickness, surface finish, thermal management
solutions, materials, and voltage/current ranges are all
customizable. |
Technical Challenges We Overcome
Power supply PCB assemblies require exceptional precision and
process control. Our engineering and manufacturing teams are
skilled at solving challenges such as:
Thermal Management: Thick-copper PCBs (up to 6 oz), aluminum substrates, and optimized
heat-sink structures.
High-Current & High-Voltage Designs: Specialized dielectric materials and creepage-distance management
for safety compliance.
Component Density & Miniaturization: SMT assembly down to 01005 components and 0.3 mm BGA pitch for
compact, high-efficiency modules.
Signal Integrity & EMI Control: Proper grounding, shielding, and impedance matching to minimize
noise and losses.
Reliability & Testing: Full DFM/DFT review, 3D AOI, X-ray, flying-probe, ICT/FCT testing,
and functional burn-in verification.
Compliance: All assemblies are RoHS and REACH compliant, meeting both
environmental and reliability standards.
17 Years of Excellence | Self-Owned Factory | End-to-End Technical
Support
Core Advantage 1: Advanced Engineering for Precision PCB Manufacturing
• High-Density Stack-Up: 2-48 layer boards with blind/buried vias,
3/3mil trace/spacing, ±7% impedance control, ideal for 5G,
industrial control, medical devices, and automotive electronics.
• Smart Manufacturing: Self-owned facility equipped with LDI laser
exposure, vacuum lamination, and flying probe testers, adhering to
IPC-6012 Class 3 standards.
Core Advantage 2: Integrated PCBA Services | One-Stop Turnkey
Solutions
✓ Full Assembly Support: PCB fabrication + component sourcing + SMT
assembly + functional testing.
✓ DFM/DFA Optimization: Expert engineering team reduces design
risks and BOM costs.
✓ Rigorous Quality Control: X-ray inspection, AOI testing, and 100%
functional validation for zero-defect delivery.
Core Advantage 3: Self-Owned Factory with Full Supply Chain Control
✓ Vertical Integration: Raw material procurement, production, and
testing fully managed in-house.
✓ Triple Quality Assurance : AOI + impedance testing + thermal
cycling, defect rate <0.2% (industry average: <1%).
✓ Global Certifications: ISO9001, IATF16949 and RoHS compliance.
Ring PCB not only offers professional PCB manufacturing, but also offer
PCBA service, including component sourcing and SMT service with
Samsung functional machine.
One of our core strengths lies in our 8-stage lead-free reflow
soldering and lead-free wave soldering capabilities at our Shenzhen
factory. These advanced soldering processes ensure high-quality
assembly while adhering to global environmental standards, such as
ISO9001, IATF16949 ,RoHS compliance.
Please note:
All products in our store are processing customized services, please be sure to contact our professional customer service before
placing an order to confirm the product details.
All photos on this site are real. Due to changes in lighting,
shooting Angle, and display resolution, the image you see may have
some degree of chromatic aberration. Thank you for your
understanding.
Partner With Ring PCB
At Ring PCB, we combine advanced production technology with engineering
expertise to deliver reliable Power Supply PCB Assembly solutions that match your design intent and performance goals. We
don’t offer PCB circuit design directly, but we provide complete manufacturing and assembly services based on your supplied Gerber, BOM, and assembly files.
Whether you require a low-volume prototype or large-scale EMS
production, our Full Turnkey PCBA solutions ensure speed, consistency, and value.
Email: info@ringpcb.com
Website: https://www.turnkeypcb-assembly.com
