- Industrial control PCB Assembly
- Computer PCB Assembly
- Automotive PCB Assembly
- Medical PCB Assembly
- Consumer Electronics PCB Assembly
- Energy PCB Assembly
- Power Supply PCB Assembly
- Safety & Security PCB Assembly
- Communication PCB Assembly
- Smart Home PCB Assembly
- Aerospace PCB Assembly
- LED PCB Assembly
AC-DC Converter PCB Assembly--STHL
Early challenges in AC-DC converter adoption—such as AC-DC conversion efficiency loss, mains electromagnetic interference (EMI), and insufficient high-voltage isolation safety—have been overcome by specialized PCB assembly technologies from Shenzhen STHL PCBA, particularly rigid-flex PCBs and high-precision SMT assembly. As a professional EMS Manufacturer and pcba solution provider, our printed circuit assembly effectively improves AC to DC power conversion efficiency, while integrating multi-layer EMI shielding structures to filter mains clutter and high-frequency interference. Rigid-flex PCBs processed through our pcb manufacturing assembly balance compact high-voltage circuit layout with reliable power transmission, supporting miniaturized high-efficiency AC-DC converter design without compromising output accuracy and safety performance. This technological leap has enabled our AC-DC converterpcba circuit board assemblies to outperform traditional rectifier conversion circuits in key areas:
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Superior Signal Integrity
Advanced high-voltage optimized routing and ultra-low-loss PCB substrates in oursmt pcb board assembly minimize power loss and harmonic distortion during AC-DC rectification and conversion. Equipped with high-resolution (≥16-bit) sampling feedback circuits, these prototype pcb assembly solutions ensure stable DC voltage output under fluctuating AC mains conditions, laying the foundation for efficient energy conversion.
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Versatile Form Factor Adaptability
Compliant with IEC 62368 power safety standards and household/industrial electrical specifications, the assemblies adopt reinforced high-voltage isolation designs to prevent electric shock, surge and short-circuit risks. High-insulation flame-retardant materials adopted in our pcb production and assembly process improve high-voltage withstand performance, ensuring safe long-term conversion operation.
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Reliable Long-Term Operation
ENIG surface finishes and heat-resistant conformal coatings deliver excellent oxidation resistance and thermal stability in our EMS smt assembly. Combined with rigorous mains fluctuation aging and high-temperature continuous operation testing, our electronic manufacturing servicer solutions maintain high conversion efficiency in household, commercial and industrial power supply scenarios.
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
Key Applications Across AC-DC Conversion Sectors
AC-DC converter PCBA technology from our China pcba factory realizes efficient mains AC to DC power conversion, providing reliable power foundation for all kinds of DC electronic equipment.
Household Electronic Appliances
Home appliance built-in AC-DC conversion modules, converting mains AC to stable DC power for smart home equipment operation with our
Communication Power Systems
Communication equipment rectifier modules, providing precise DC power output for network devices based on our professionalpcb assembly manufacturing.
Commercial Electronic Devices
Industrial AC-DC power conversion terminals, adapting to complex industrial power grid fluctuations via our high-stability industrial pcb assembly.
New Energy Terminal Devices
Small new energy power conversion equipment, realizing efficient AC-DC energy conversion through our turnkey electronics manufacturing solutions.
Why STHL PCBA should be your top choice for your LED PCBA needs?
Let's explore the top 10 reasons why!
Real Factory
STHL PCBA is a real factory with 10,000+m² highly automated, dust-free factory，7 SMT lines, 2 DIP lines, 2 FCT lines, and 2 box building assembly lines.
Quality Guarantee
We buy components from famous international platform like Mouser, Digikey, Farnell, Future, Avnet, Arrow or the agents. No components substitutes without customers approval!
Rich Experience
20+ years of experience in PCB & PCBA field.
Cost Dowm
Professional engineering team supports cost down.
Global Sourcing
500k parts with 100+ agents and suppliers.
No MOQ
No minimum order requests, we accept both prototype and volume quantity orders.
Fully Certified
With IATF16949, ISO9001, ISO14001, ISO13485 Certifications.
NDA
We ensure all of your projects documents security and sign NDA before RFQ.
Intelligent Management
Use Intelligent ERP system, MES (manufacturing execution system) for fast tracking.
Fast Delivery
Prototype orders will be fast completed and delivered, mass orders lead time is 4~5 weeks.
About STHL PCB & PCBA
Shenzhen STHL Technology Co., Ltd. is a high-quality provider of electronics manufacturing services (EMS) in China, we serve customers worldwide along the whole industry chain including product design, material sourcing, PCBA production, cable assembly, box build assembly and comprehensive testing services.
Established in 2006, we have more than 20 years of experience in electronics contract assembly manufacturing. Currently, we employ more than 220 staff members. Our 10,000 sqm facilities include 7 surface-mount technology (SMT) production lines, 2 through hole technology (THT) lines , 2 function testing lines and 2 box build production lines.
At STHL, we provide electronics assembly services for energy power, communications, consumer electronics, computers & storage, safety & security, commercial and industrial products. Customers mainly from United States, Brazil, United Kingdom, Germany, Spain, Italy, Poland and . As an IATF16949，ISO9001, ISO14001, and ISO13485 certificated electronics assembly manufacturer, we produce products exactly comply with ROHS standard and quality guarantee. Based on our excellent engineering and production capacities in technical areas such as materials analysis & storage, advanced equipment, reliability testing (AOI, X-RAY, ICT test and function test), high effective SMT and THT assembly, we are recognized as a long-term reliable PCBA vendor by more and more customers wordlwide.
Products Capability
Items |
PCB capacity |
PCB name |
LED PCB Assembly: Revolutionizing Lighting Technology with Precision and Performance |
Material |
FR-4; High TG FR-4; Aluminum; CEM-1; CEM-3; Rogers, etc |
PCB type |
Rigid, flexible, rigid-flexible |
Layer NO. |
1, 2, 4, 6, up to 24 layer |
Shape |
Rectangular, round, slots, cutouts, complex, irregular |
Max PCB dimensions |
1200mm*600mm |
Board Thickness |
0.2mm-4mm |
Thickness Tolerance |
±10% |
Min Hole Size |
0.1mm (4 mil) |
Copper Thickness |
0.5 OZ-3OZ (18 um-385 um) |
Copper Plating hole |
18um-30um |
Min Trace Width |
0.075mm (3mil) |
Min Space Width |
0.1mm (4 mil) |
Surface finish |
HASL, LF HASL, Imm Gold, Imm Silver, OSP etc |
Solder mask |
Green, red, white, yellow, blue, black, orange, purple |
Assembly details |
SMT and Thru-hole, ISO SMT and DIP lines |
Testing on products |
Testing jig/mold , X-ray Inspection, AOI Test, Functional test |
Quantity |
Min quantity : 1pcs. Prototype, small order, mass order, all OK |
Products Capability
Files needed |
PCB : Gerber files(CAM, PCB, PCBDOC) |
Components : Bill of Materials(BOM list) | |
Assembly : Pick-N-Place file | |
PCB Panel Size |
Min size : 0.25*0.25 inches(6*6mm) |
Max size : 1200*600mm | |
Components details |
Passive Down to 0201 size |
BGA and VFBGA | |
Leadless Chip Carriers/CSP | |
Double-sided SMT Assembly | |
Fine BGA Pitch to 0.2mm(8mil) | |
BGA Repair and Reball | |
Part Removal and Replacement | |
Component package |
Cut Tape, Tube, Reels, Loose Parts |
PCB+ assembly process |
Drilling---Exposure---Plating---Etaching & Stripping---Punching---Electrical Testing---SMT---Wave |
Soldering---Assembling---ICT---Function Testing---Temperature & Humidity |
Digital Innovation
Digital Innovation
Digital Innovation
Digital Innovation
Digital Innovation
Digital Innovation
How to Get Started with STHL
Ready to partner with us for your LED PCB Assembly project? Here’s how you can get started
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Contact Us
Reach out to our sales team via phone, email, or online chat to discuss your project requirements. -
Provide Design Files
Send us your PCB design files (Gerber, BOM, etc.) for a detailed quote. -
Get a Quote
We will provide you with a comprehensive quote, outlining all costs and timelines. -
Production and Delivery
Once the quote is approved, our team will begin production, ensuring your PCB assembly is completed on time and to the highest quality standards.
Make an free consultant
Whether you need PCB Fabrication or PCBA Assembly Service, STHL delivers innovation and reliability.