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With more than 10 years GPS tracker and IOT equipments design and manufacture experience, ThinkRace team provides full 4g watch ODM/OEM/JDM services to our clients in our factory.
A specialized manufacturer of PCB Product, ISO and UL Certified, PCB Product, ISO and UL Certified Products, Chinese Manufacturer.
Printed Circuit Boards 1-70L(PCB)
Flexible Printed Circuited Boards(FPC)
Printed Circuit Board Assembly(PCBA)
Rigid PCB 1‐70L
Rigid Flex Pcb 4‐12L
Printed Circuit Board Assembly 1-70L
Hdi To 3+, Stacked Micro Vias, Copper Filled
Blind/Buried Vias, Sequential Lamination
Via‐in‐pad, Conductive Or Non‐conductive Fill
Special Materials, Hybrid Constructions
Metal Back Pcb And Heat Sinks
Heavy Copper Up To 6 Oz
www.greenpcba.com/turn-key-pcb-assembly/
As GreensTone CEO said, GreensTone has over 10 years of experience in the PCB industry. Our core values are centered around customer service, engineering, manufacturing, and product solutions. In the beginning, we gained a stellar reputation through PCB assembly services and our customers pushed us to help them find solutions for PCB Fabrication, Components, Interconnect, Cables, Packaging Systems, and Mechanical parts in plastic or metal. Our expansion into these areas has allowed us to provide our customers with a wide range of engineering and manufacturing capabilities. Our core business is PCB assembly!
Turn-key PCB Assembly Quality Control Process
Assembly manual instruction
The PCBA engineer make the assembly manual instruction to norm the manufacturing process in advance, guide the production, and improve the quality from the process technology.
IQC Incoming Quality Control
Check all the components values, pads size, brands, manufacturing date and code.
SPI Solder Paste Inspection
Solder paste inspection can check the solder paste is sufficient and uniform to prevent assembly quality problems in advance caused by poor solder paste soldering.
Online AOI Inspection
The AOI can check the short circuit, offset, wrong solder, reverse solder, false solder, empty solder, incomplete solder, etc. It also can check excessive solder, less solder, continuous solder and solder joints.
First sample confirm
Check the first sample with Gerber, BOM and coordinate files, test it’s function with the testing program. Only sample confirmed by PCBA engineer, it can go for mass production.
Off-line AOI inspection
Check the soldered surface mount assembly for errors, omissions, and false connections.
X-Ray welding inspection
Inspect the solder joints of invisible components like BGA.
QC manual inspection
The assembled board is visually inspected to ensure 100 % ok.
Specification of Turn-key PCB Assembly
Item nameTurn-key PCB Assembly Capability
PCB TypeRigid PCB
PCB ShapeRectangular, Circular and any Odd Shapes
PCB DimensionMin Board Size: 50mm x 100mm (Boards smaller than this size need to be panelized)
Max Board Size: 250mm x 500mm
Types of solderleaded and lead-free (RoHS Compliant) assembly
Components SizePassive Component: components as small as 01005, 0201,0402.
BGA: handle BGA of 0.25mm pitch with X-ray testing.
Fine Pitch to 0.25mm
UBGA, QFN, POP, leadless chips, connectors and terminals.
Components packagein Reels, Cut Tape, Tube & Tray, Loose Parts and Bulk.
Components SourceTurn-key/partial turn-key
Stencilslaser cut stainless steel stencils
Quantities1-50000pcs
Among some of the top PCB Assembly supplier, you will find name of CES Gate comes on the top. The leading supplier has carved a special niche for bringing to you the right solutions.Visit: bit.ly/2m1KLuY
A specialized manufacturer of PCBA Product, ISO and UL Certified, PCBA Product, ISO and UL Certified Products, Chinese Manufacturer.
A specialized manufacturer of PCBA Product, ISO and UL Certified, PCBA Product, ISO and UL Certified Products, Chinese Manufacturer.
www.pcbsky.com/pcb-fabrication/gold-fingers-pcb.html
Among the large-scale use of PCI and optical modules and cable sockets, the gold fingers PCB has been divided into: long and short gold fingers, broken gold fingers, split gold fingers, gold finger plates in the process of processing, need to pull gold-plated wire, conventional gold finger processing is relatively simple, the length of the gold finger PCB requires strict control of the gold finger lead and requires a second etching to complete. Broken gold finger PCB than length The difficulty of the gold finger is increased, and the dry film is required to be processed three times. The lead does not need to be left for 4 times to complete the production of the gold finger .90% of companies are unable to process the control of the golden finger. PCBSky processing plug gold fingers PCB and long and short gold fingers PCB, broken section Gold finger PCB, master the core manufacturing technology, single gold finger gold plating thickness up to 50U gold thick, industrial graphics card PCI can be processed to 50U gold thickness.
The most common gold fingers PCB design appears on the graphics card and memory stick inside the computer.
Why Choose Gold Fingers PCB?
★ A unique role of PCBA needs to be interconnected with the motherboard but needs to be replaced easily. Design the golden finger and slot connection, similar to the relationship between the power plug and the socket.
★ Because gold has good conductivity and inertness, it ensures the conductive effect without oxidation, and it also ensures sufficient conductivity after frequent insertion and removal of gold.
HX Technology also offers PCB Finish Product Assembly and circuit board enclosure box, including assembly with the outer shell and with a wire connector.
With two circuit board enclosure lines and a specialized warehouse for raw material provided by customers, we will ensure your circuit board enclosure box products meet the highest quality standards for assembly. With consideration of enclosure design for PCB and knowing the finish product structure first, we would set standards for every kind of printed circuit board enclosures we assembly; only with strict criterion and control system to make sure the quality and deliver on time!
Design Guidelines of Printed Circuit Board Enclosures
Ensure MCAD and ECAD tools use the same data format.
Select the right component package for the printed circuit board enclosures.
Ensure that the printed circuit board enclosures box fits the board size.
Ensure board cutouts are accurately aligned with component placement.
Understand the environmental hazards of the installation.
Consider the impact on signal transmission.
Select printed circuit board enclosures materials that meet thermal requirements.
Consider equipment tolerances.
What is a Circuit Board Enclosure?
Printed circuit board enclosures is equipment to store and protect printed circuit boards, which can offer a PCB cover. In order to protect the PCB from environmental factors, adding possible consideration of electromagnetic compatibility (EMC), circuit board enclosure box is almost certain that the PCB will be placed in some form of enclosure. Inevitably, the printed circuit board enclosures will interfere with the free flow of air around the PCB and therefore also have an impact on the thermal performance of the system.
Features of Printed Circuit Board Enclosures
The printed circuit board enclosures are completely sealed and has no holes or seams.
The thickness of the printed circuit board enclosures is 2 mm, independent of the housing material.
The printed circuit board enclosures are capable of dissipating thermal energy to the outside environment through convection, conduction and radiation mechanisms.
Safety Distance Between enclosure design for PCB
The production and processing of PCBA for the board and the enclosure design for PCB will generally have safety distance requirements. This distance can ensure that our PCBA board will not be damaged in some harsh environment.
The safety distance between the PCBA board and mounting PCB in the enclosure includes electrical clearance (space distance), creepage distance (distance along the surface), and insulation penetration distance.
I. PCBA board and the circuit board enclosure of the electrical clearance requirements: electrical clearance refers to the two adjacent conductors or a conductor and the adjacent motor shell surface along the shortest distance measured by air. According to the measured working voltage and insulation level, the distance can be decided.
II. PCBA board and circuit board enclosure creepage distance requirements: creepage distance refers to the two adjacent conductors or a conductor and the adjacent motor shell surface along the shortest distance measured by the absolute insulation surface.
III. PCBA board and circuit board enclosure insulation penetration distance requirements: it should be in accordance with the working voltage and insulation application occasions in line with the following provisions.
For working voltage not exceeding 50V (71V AC peak or DC value), there is no thickness requirement.
The minimum thickness of additional insulation should be 0.4mm.
When the reinforced insulation is not subject to any mechanical stress at the normal temperature that may lead to deformation or performance degradation of the insulation material, the minimum thickness of the reinforced insulation should be 0.4mm.
HX will custom PCB enclosure with a safety distance for your use!
www.hx-technology.com/pcb-assembly-service/pcb-enclosure-...
Printed Circuit Boards 1-70L(PCB)
Flexible Printed Circuited Boards(FPC)
Printed Circuit Board Assembly(PCBA)
Rigid PCB 1-70L
Rigid Flex Pcb 4-12L
Printed Circuit Board Assembly 1-70L
Hdi To 3+, Stacked Micro Vias, Copper Filled
Blind/Buried Vias, Sequential Lamination
Via-in-pad, Conductive Or Non-conductive Fill
Special Materials, Hybrid Constructions
Metal Back Pcb And Heat Sinks
Heavy Copper Up To 6 Oz
www.gtpcba.com/pcb-manufacturing-capabilities/
The PCB manufacturing process consists of several stages. It starts with creating the PCB layout design on computer-aided design (CAD) software. The layout data is then converted into a photomask which is used to expose the copper on the PCB. The exposed copper is then etched away to form the traces and pads. After the etching process, the PCB goes through a drilling process to create holes for the components. A solder mask is then applied to the board to protect the copper traces and prevent shorts. The board is then coated with a layer of solder to facilitate the soldering of components. Finally, components are soldered onto the board and tested to make sure the PCB works properly.
Types of PCB Manufacturing Capabilities
Rigid PCB Capabilities
Rigid PCB is rigid printed circuit board with electronic components mounted on the surface. They offer superior performance, higher density, and increased reliability compared to flex PCBs. Rigid PCBs are suitable for high-frequency, high-power, and high-speed applications and are used in many consumer products.
Flex PCB Capabilities
Flex PCBs are printed circuit boards with flexible materials that can bend, twist, and conform to various shapes. Flex circuit board offers high-density circuitry and reliable performance in small form factors. They are used in a wide range of applications, including medical, military, automotive, and consumer electronics.
Rigid-Flex PCB Capabilities
Rigid-Flex PCBs combine the benefits of both rigid and flexible printed circuit boards in a single construction. Flexible rigid PCB enables complex circuit routing and miniaturization, allowing for improved reliability and performance in space-constrained applications.
Aluminum PCB Capabilities
Aluminum PCBs are high-performance circuit boards with excellent thermal conductivity, lightweight design, and excellent electrical insulation. They are ideal for LED lighting, power supplies, and automotive electronics.
Copper PCB Capabilities
Copper PCB is a printed aluminum circuit board that uses copper as its conductor instead of traditional aluminum. Copper PCBs allow for faster signal transmission, higher current capabilities, and enhanced durability.
HDI PCB Capabilities
HDI PCBs are high-density interconnect printed circuit boards that allow for increased circuit density, higher signal integrity and improved heat dissipation. HDI PCB board is capable of providing up to 10x the number of connections in the same space as traditional PCBs.
Quick Turn PCB Capabilities
Quick Turn PCB capabilities allow PCB manufacturers to produce printed circuit boards quickly and with high quality. Quick turn PCB uses advanced technologies such as machine automation, AI-driven design, and high-end materials to minimize production time while still providing quality products.
High-Frequency PCB Capabilities
High-Frequency PCBs are designed to carry signals at higher frequencies than standard PCBs. The high frequency circuit board is built with specialized materials to reduce signal loss and is optimized for signal integrity. They are used in applications such as communication systems, medical equipment, and aerospace.
What is the difference between PCB fabrication and PCB assembly processes?
PCB fabrication and assembly are two distinct steps in the process of creating a printed circuit board (PCB). PCB fabrication involves the production of the actual PCB, which includes etching the copper traces onto the board, drilling the holes, and applying the solder mask. PCB assembly involves the placement of components onto the board, as well as the soldering of components onto the board.
PCB fabrication is the first step in the PCB manufacturing process. This step involves the production of the physical PCB. The components used in the fabrication process are copper sheets, sheets of insulation, laminate material, and solder masks. The copper is etched to create the desired circuit patterns, holes are drilled for components to be mounted, and the solder mask is applied to protect the board from oxidation.
PCB assembly is the second step in the process and involves the placement of components onto the board and soldering of the components. In this step, components are placed onto the board and soldered in place. It is important to ensure that the components are correctly placed on the board and that the correct amount of solder is applied so as to ensure a strong and reliable connection.
In conclusion, PCB fabrication and PCB assembly are two distinct steps in the process of creating a printed circuit board.
PCB Design/Layout
PCB layout and design is the process of creating a printed circuit board to meet specific requirements. It involves the placement of components, routing of signals, the creation of a board stickup.
Types of PCB Components Sourcing
PCB Components Sourcing
The Components Sourcing of PCB is a key part of the production of Printed Circuit Boards (PCBs). It is an important step to determine the quality and reliability of the assembled PCBs.
Types of PCB Capabilities
PCB Capabilities
PCB Manufacturing capabilities include design and fabrication of multi-layer printed circuit boards with a wide range of technologies, materials, and features.
Types of PCBA Capability
PCBA Capability
A printed circuit board (PCB) is a flat board that has circuitry printed on it, and is used to mechanically support and electrically connect electronic components.
www.hx-technology.com/pcb-assembly-service/pcb-assembly/
HX electronic technology process specializes in manufacturing PCBAs using fully automated, we have the 6 SMT lines equip Fuji XPF SMT machine for surface mount (SMT) and 2 through-hole technology (THT) lines. HX electronic technology is uniquely positioned to take on large mass, medium volume and small quantity projects with industry-leading strict quality assurance and competitive prices. Manufacturing the stand to IPC-A-610 Class II and III standards, every employee with high tech inspection and testing equipment service one goal.
PCB Assembly Quality Control
In the processing and assembling of PCB assembly, components and systems, one of our PCBA manufacturing guiding principles is to comply with production-related and customer-specific guidelines and quality guidelines. As an ISO 9001.2015 certified PCB assembly company, we work in accordance with the agreement defined by ISO. As the great PCB assembly manufacturers, we can consistently obtain a high level of manufacturing quality through a reasonably structured manufacturing process and accompanying manufacturing documents.
Features of PCB Assembly
SMT, THT Service.
AOI, X-Ray, High and low-temperature test, aging.
Fine Pitch, BGA and Passives placement to 01005.
RoHS, and CSA Compliant.
Conformal Coating and Potting.
Off-site to strategic partners for in-circuit testing (ICT).
PCBA is the abbreviation of the printed circuit board assembly, that is to say, PCB empty board after SMT on the pieces, and then after the DIP plug-in the whole process, referred to as PCB assembly. PCB board SMD will have thousands of electronic components and welding test points, and finally composed of a circuit board. With many small and dense accessories, if there is a little careless in the whole PCBA production, the wrong material or detection will affect the quality of the product and a lot of waster.
Application of PCB Assembly
The electronics industry covers a wide range of products, including automobiles, computers, TVs, cell phones, etc. With the change of market demand and the development of technology, electronic products will become smaller and smaller, with shorter life cycle and multi-variety, small batch and integrated production. In the electronic products, PCB assembly is an important process in the electronics industry. 3C products such as computers and related products, communication products and consumer electronics are the main application areas of PCB assembly. CEA said the biggest demand comes from smartphones and notebook computers, and other products with very significant sales include digital cameras, LCD TVs and other products.
The difference between PCB and PCBA
PCBA refers to a processing process in general, and can also be understood as a finished circuit board, that is, the PCB board processes are completed before the PCBA production.
PCB refers to an empty printed circuit board. There are no parts on it. In a nutshell, PCBA is a finished board; PCB is a bare board.
www.tronstol.com/smt-equipment-medical.html
Human health and longevity are inseparable from medical treatment. One of the reasons for the development of medical technology is the development of medical machinery. And the development of medical machinery is inseparable from the use of pick and place machine. The occurrence of SMT medical devices makes sure the production of PCB in medical terms. No matter household thermometers, medical ventilators, body temperature measuring instruments, etc., SMT machines are needed.
www.hx-technology.com/pcb-assembly-service/pcb-enclosure-...
HX Technology also offered PCB Finish Product Assembly, including assembly with the outer shell and with a wire connector.
With two assembly lines and a specialized warehouse for raw material provided by customers, we'll ensure your product meets the highest quality standards for assembly. With consideration of design direction for PCBA and knowing the finish product structure first, we would set standards for every kind of product we assemble; only with strict criterion and control system to make sure the quality and deliver on time!
PCB Enclosure Design Guidelines
·Ensure MCAD and ECAD tools use the same data format.
·Select the right component package for the PCB enclosure.
·Ensure that the PCB enclosure box fits the board size.
·Ensure board cutouts are accurately aligned with component placement.
·Understand the environmental hazards of the installation.
·Consider the impact on signal transmission.
·Select PCB enclosure materials that meet thermal requirements.
·Consider equipment tolerances.
What is a PCB Enclosure
PCB enclosure is equipment to store and protect printed circuit boards, which can offer a PCB cover. In order to protect the PCB from environmental factors, adding possible consideration of electromagnetic compatibility (EMC), it is almost certain that the PCB will be placed in some form of enclosure. Inevitably, the PCB enclosure will interfere with the free flow of air around the PCB and therefore also have an impact on the thermal performance of the system
What is a PCB Enclosure
Safety Distance Between PCB and PCB Enclosure
The production and processing of PCBA for the board and the PCB enclosure will generally have safety distance requirements. This distance can ensure that our PCBA board will not be damaged in some harsh environment.
The safety distance between the PCBA board and mounting PCB in the enclosure includes electrical clearance (space distance), creepage distance (distance along the surface), and insulation penetration distance.
I. PCBA board and the PCB enclosure of the electrical clearance requirements: electrical clearance refers to the two adjacent conductors or a conductor and the adjacent motor shell surface along the shortest distance measured by air. According to the measured working voltage and insulation level, the distance can be decided.
II. PCBA board and PCB enclosure creepage distance requirements: creepage distance refers to the two adjacent conductors or a conductor and the adjacent motor shell surface along the shortest distance measured by the absolute insulation surface.
III. PCBA board and PCB enclosure insulation penetration distance requirements: it should be in accordance with the working voltage and insulation application occasions in line with the following provisions.
1. For working voltage not exceeding 50V (71V AC peak or DC value), there is no thickness requirement.
2. The minimum thickness of additional insulation should be 0.4mm.
3. When the reinforced insulation is not subject to any mechanical stress at the normal temperature that may lead to deformation or performance degradation of the insulation material, the minimum thickness of the reinforced insulation should be 0.4mm.
HX will custom PCB enclosure with a safety distance for your use!
The tools used in the video are here:
BGA rework solder oil: www.zeusbtc.com/ASIC-Miner-Repair/Parts-Tools-Details.asp...
Tin remover: www.zeusbtc.com/ASIC-Miner-Repair/Parts-Tools-Details.asp...
936A electric soldering iron: www.zeusbtc.com/ASIC-Miner-Repair/Parts-Tools-Details.asp...
Stainless Steel Tweezers Kit for IC Repair: www.zeusbtc.com/ASIC-Miner-Repair/Parts-Tools-Details.asp...
Lead-free solder wire 0.8mm: www.zeusbtc.com/ASIC-Miner-Repair/Parts-Tools-Details.asp...
Anti-static brush kit for hashboard repair: www.zeusbtc.com/ASIC-Miner-Repair/Parts-Tools-Details.asp...
As a professional PCBA supplier, HX Technology is committed to providing high-quality power PCBA board services. The product services cover industrial controller, medical equipment, telecommunications equipment, environmental protection equipment, instrumentation, security systems, and other fields. HX Technology’s power PCBA boards are exported to Europe and North America. With experienced, senior, stringent, and principled work styles, we aim to provide our customers with the best power PCBA board and good service feeling.
Application of Electronics PCBA
Electronic PCBA is mainly used in computer motherboard mouse board, graphics cards, office equipment, printers, copiers, shakers, all kinds of chargers, calculators, digital cameras, radios, TV motherboards, limited TV amplifiers, cell phones, washing machines, electronic scales, telephones, LED lamps, etc., and in the application of home appliances: air conditioners, refrigerators, stereos, MP3; used in industrial equipment In industrial equipment: GPS, automobile, instrumentation, medical instruments, aircraft, military weapons, missiles, satellites, etc.
Process of Manufacturing Power PCBA
The manufacturing of the power PCBA board is divided into two parts. One part is the manufacturing of the PCB itself. The other part is the soldering of the components. Only after soldering components, the power PCBA can achieve its function and value. The process of welding components on the PCB, called PCBA, namely printed circuit board assembly, which is the empty PCB after SMT, and then after the entire process of DIP plug-in.
PCBA circuit board Professionals
HX Technology is the leading PCBA circuit board provider. We offer your PCBA circuit board requirements. We will give you comprehensive expertise and quality assurance of power PCBA products.
www.greenpcba.com/printed-circuit-board/
There is a wide range of PCB manufacturing services offered by GreensTone. We specialize in manufacturing kinds of PCBs such as FR4 PCB, heavy copper PCB, HDI PCB, High-TG PCB, multi-layer PCB, rigid PCB and etc.
Types of Printed Circuit Board
PCB Capability
GreensTone provides 1-8 layers PCB manufacture, including FR4 PCB, Hi-tg PCB, thick copper PCB, single layer or multi-layer PCB with conventional HASL, Lead-free HASL,Falsh Gold, ENIG (Immersion Gold) OSP(Entek), Immersion Tin, Immersion Silver, Hard Gold and so on.
PCB Surface
Common PCB surface treatment technologies which GreensTone may use when manufacturing PCBs are HASL (hot air solder leveling), organic coating (OSP), electroless nickel/gold, immersion silver, immersion gold, and etc.
FR4 PCB
FR4 is the most important material in the PCB assembly. Electric engineers and technicians normally design PCB boards with the FR4 PCB. There is a big demand for FR4. FR4 printed circuit board is normal and easy to design. The FR4 PCBs are popular as they are cost effective and can be widely used.
High-TG PCB
Normally FR4 Tg is 130-140°, moderate Tg is over 150-160 °, High-Tg is greater than 170°.The higher of Tg, the better performance of PCB moisture resistance, heat resistance, chemical resistance, stability and other characteristics.
Read More
High-TG PCB
Heavy Copper PCB
Thick copper PCBs are characterized by being covered with copper thicknesses from 3oz to 400 µm. These PCBs are used for high current outputs and high thermal management. The heavy copper allows PCB for high currents load and encourages heat radiation.
PCB Capability
PCB Surface
FR4 PCB
High-TG PCB
Heavy Copper PCB
What is PCB?
PCB is the abbreviation of the printed circuit board. PCB composed by insulated baseboard, pads for electronic components and copper foil connecting wires. PCB can replace complex wiring to achieve circuit connection between components in the circuit.
PCB is the motherboard of electronic components. Before the advent of PCB, the interconnection between electronic components was done directly by wires. Today, PCB has been widely used in the electronics industry, due to the PCB tecnology, manual wiring errors can be avoided, and electronic components can be automatically DIP or SMT, automatic soldering, and automatic detection, ensuring the quality of electronic device and improving labor productivity, reduce costs as well.
What Is the Difference Between PCB And PCBA?
PCB is a blank circuit board without any electronic components soldered on. It just composed by baseboard with pads and copper foil connection wires.
PCBA is a complete assembled board with electronic components. We apply surface mount technology and through-hole soldering technology solder the components onto the board. The components are soldered to the board can be SMD, through hole, UBGA, QFN, POP, leadless chips, connectors and terminals.
PCB Manufacture Step by Step
Preproducing engineering checking
Board cutting
Print inner layer
Eych inner layer
AOI
Layer up and bond
Drilling the PCB
Electroless copper deposition
Image teh outer layer
Plating
Etch the outter layer
AOI
Solder mask
Surface finish
Profile
Electrical test
Finial inspection
Packing