#electronics assembly

In the world of electronics manufacturing, static electricity is a silent killer. A single Electrostatic Discharge (ESD) event can destroy sensitive components, leading to costly defects and diminished product reliability. Choosing the right ESD Bakelite sheet for your assembly line isn’t just a purchase—it’s a critical step in quality control. What is ESD Bakelite? ESD Bakelite (Antistatic…

What is a Stencil?

In small-batch or prototype PCB assembly, using a stencil can make a significant difference in consistency and quality. Applying solder paste manually with a syringe often leads to uneven deposits and rework, while a stencil provides a cleaner, more efficient solution.

A PCB stencil is a thin metal sheet with laser-cut openings that align precisely with the component pads. By spreading solder paste across the stencil and lifting it away, an even layer of paste is deposited on each pad--ready for placement and reflow.

However, achieving good results is't just about using a stencil. Factors such as material selection, stencil thickness, aperture design, and solder paste type all influence the outcome. A stencil that's too thick may cause solder bridging, while one that's too thin can lead to insufficient solder. The right balance depends on the PCB design and component pitch.

For low-volume assembly, optimizing stencil parameters can greatly improve process efficiency, reduce defects, and ensure more reliable solder joints--making it a key detail that often separates a good build from a great one.

Printed Circuit Board Assembly Service ( PCB Files & BOM List, please send to [email protected]

Printed Circuit Board Assembly is a process that requires knowledge not just of Printed Circuit Board components and assembly but also of printed circuit board design, Printed Circuit Board fabrication and a strong understanding of the final product. Circuit board assembly is just one piece of the puzzle to delivering the perfect product the first time.

Printed Circuit Boards (PCBs) are across many industrial and consumer electronics. The versatility of PCBs comes from their lightweight, compact, and flexible construction, which can be adapted to suit circuits of any complexity. Though PCBs are relatively commonplace, their complexity makes it critical to source new circuit boards from reliable suppliers. Printed Circuit Board Assembly services harness these complexities.

Hitech Group offers comprehensive Printed Circuit Board Assembly services that help our customers fully realize their designs. We have extensive experience working with customers in a broad range of highly innovative industries, including Communication, Automotive, Industrial control, Medical equipments, Oil & Gas, Security, and so on.

How to get a one-stop inquiry of PCBA manufacturing? BOM quotation, please send your BOM to Hitech Group, tell the number of PCB to be made, we will give you a PCBA quote within 24 hours. BOM must include quantity, tag number, manufacturer name, and manufacturer model. Before the PCB assembly is delivered, we will carry out various tests on it.

Green soldermask HASL-LF PCB Assembly Board

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What is PCB Assembly? PCB assembly, also known as PCBA, is the process of transforming a bare board into a functional PCB by soldering components. Without the components electronic devices cannot function properly. This step involves soldering or mounting components onto the PCB to create a functional electronic circuit.

Printed Circuit Board Assembly (PCBA) is the process of constructing a complete circuit board using all soldered and installed electronic components, including resistors, diodes, transistors, etc. We provide comprehensive circuit board assembly services, utilizing surface mount, through-hole, and hybrid technology methods to meet complete turnkey and commissioned PCB circuit board assembly needs. Our capabilities extend to various types of boards, including those built with metal cores, electromechanical components, and box components, tailored to meet customization requirements from prototype quantities to large-scale production orders.

We focus on providing top-notch printed circuit board assembly (PCBA) services to meet specific customer requirements. Our experienced team of circuit board assembly experts ensures precise and efficient PCB assembly using the latest tools and technologies. As a trusted printed circuit board assembly manufacturer, we prioritize quality, reliability, and on-time delivery. Whether you need customization, small batch or lead-free PCB assembly, we guarantee reliable results and customer satisfaction.

Hitech Circuits Co.,Limited Assembly Capabilities We offer various types of assembly capabilities for our customers. These include:

Surface Mount Technology (SMT) Assembly Through-Hole Technology (THT) Assembly Ball Grid Array (BGA) Assembly Mixed (SMT+THT) Assembly Rigid-Flex PCB Assembly Flex PCB Assembly Leaded Solder Assembly RoHS Solder Assembly Selective Assembly

Prototype design service New product introduction service Supply chain management Assemble various printed circuit boards BGA rework Conformal coating Automatic optical detection X-ray examination Software testing Flight probe test

PCB assembly technology There are three key technologies in the PCBA process

Through-hole (THT) PCBA process: In through-hole technology, through-hole electronic components with leads or pins are soldered onto the circuit board to create circuits. The leads or terminals of the components are inserted through the holes or pads on the PCB and soldered on the opposite side.

Surface mount technology (SMT) PCBA process: There are two types of pads: through-hole and surface mount. In PCBS that use surface mount pads, surface mount devices (SMDS) are soldered to develop circuits. With the help of solder paste, the soldering process takes place on the same surface where the components are placed.

Hybrid technology PCBA process: As circuit design becomes more complex, it is impossible to insist on using only one component in the circuit. In PCBS that implement complex circuits, there are both through-hole devices and surface mount devices. This type of pcb that uses hybrid components is called a hybrid technology board, and its assembly process is the hybrid technology PCBA process.

Printed Circuit Board Assembly

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Printed circuit board assembly service (PCB files and BOM list, please send to) [email protected] (Quick quotation)

Printed circuit board assembly is a process that requires not only knowledge of printed circuit board components and assembly, but also understanding of printed circuit board design, printed circuit board manufacturing, and a deep understanding of the final product. Circuit board assembly is just one of the challenges in delivering a perfect product for the first time.

Printed circuit boards (PCBs) are widely used in many industrial and consumer electronics products. The multifunctionality of PCB comes from its lightweight, compact, and flexible structure, which can adapt to any complex circuit. Although PCBs are relatively common, their complexity makes it crucial to procure new circuit boards from reliable suppliers. Printed circuit board assembly services take advantage of these complexities.

Hitech Group provides comprehensive printed circuit board assembly services to help our customers fully realize their designs. We have extensive experience in collaborating with clients in highly innovative industries such as communication, automotive, industrial control, medical equipment, oil and gas, and security.

We offer the following PCB assembly services:

Quick-turn prototype assembly

Next day rush and standard 5 day turns

Turn-key

Partial turn-key

Consignment

RoHS compliant lead-free assembly

Non-RoHS assembly

Conformal coating

Testing Services - Functional and electrical testing

Panel assembly

Complete product box builds

PCBA manufacturing process Electronic component procurement PCB manufacturing SMT patch DIP plug-in circuit board assembly testing finished product assembly PCB assembly requires electronic components and consumables Printed circuit board, electronic components, welding wire, solder paste, welding rod, solder preform (depending on the type of soldering), oxide powder, soldering platform, wave soldering machine, SMT equipment, testing equipment PCB manufacturing Hitech Group provides complete PCBA manufacturing and partial PCB assembly manufacturing. In the comprehensive PCB assembly manufacturing, we handle PCB production, material procurement, online order tracking, incoming material certification/quality inspection, and final assembly. In some PCB manufacturing, you can order PCBs and some materials yourself, and we complete other parts.

How to obtain one-stop consultation for PCBA manufacturing? BOM quotation, please send your BOM to Hitech Group and inform us of the quantity of PCBs to be manufactured. We will provide you with a PCBA quotation within 24 hours. The bill of materials must include quantity, tag number, manufacturer name, and manufacturer model. Before delivering the PCB components, we will conduct various tests on them. Visual inspection: General quality inspection

X-ray inspection: Check for short circuit cold soldering or bubble issues in BGA, QFN, and other soldering.

Automatic optical inspection: Check for virtual soldering, short circuits, missing parts, polarity reversal, etc.

Online testing Functional testing (based on the testing steps you provided)

What is the definition of PCBA? PCB refers to a blank board, while PCBA is a complete PCB component that contains all the electronic components required to make the board operate as required. PCBA can also refer to the process of assembling a circuit board with necessary components. PCBA companies can use two main methods for PCB assembly:

Surface mount technology Surface Mount Technology (SMT) is an assembly process that involves mounting electronic components onto the surface of a PCB. It has high automation and flexibility, and allows for higher connection density. It enables manufacturers to incorporate complex circuits into small components. The four basic steps of PCBA SMT are: Prepare PCB: First, the assembly personnel place the solder paste on the board where it is needed. Placement of components: Next, assembly personnel typically use picking and placing machines to place the components on the board. Reflow soldering: Assembly personnel then heat the circuit board in a reflow oven until the solder paste reaches the temperature required to form solder joints. Inspection: Assembly personnel conduct inspections throughout the SMT process, including before connecting components and before and after reflow soldering.

Through-Hole technology Through-hole technology is an assembly process that involves drilling holes in a PCB through which electronic components called leads can be connected. It is a technology that is older than SMT, but establishes stronger connections between circuit boards and components, making assembly more durable and reliable. The through-hole assembly can be fully automatic or semi-automatic. The steps of PCBA through-hole process include: Drilling: The first step in the through-hole process is to drill holes on the circuit board. The size of these holes must be suitable for the component leads. Place the lead: Next, the assembly worker places the lead in the hole. Welding: The next step in this process is welding. This step ensures that the components are firmly fixed in place. Inspection: Throughout the process, inspect the components to ensure that the PCBA operates as expected.

Our PCBA Services

At Hitech Circuits, we provide expert PCB assembly services, including board-level and completed box build assembly, SMT and thru-hole technology, and everything from fully automated processes to precise hand assembly.

What is LED PCB?

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LED PCB is a printed circuit board used for producing specific LED lighting fixtures. High power LEDs generate a large amount of heat during operation, and aluminum is a highly conductive material with excellent thermal conductivity. Therefore, LED PCBs typically use aluminum as their substrate material. LED PCB is a printed circuit board whose circuits are printed on an aluminum surface with good thermal conductivity, and then electronic components are soldered onto it. The main factors affecting the quality of LED PCB are the type, hardness, surface treatment, thickness, etc. of aluminum, and the appropriate specifications should also be selected based on the product's heating situation.

What is LED PCB assembly? The PCB that has all components installed is called PCB assembly. If the component is used for LED lighting, it is called an LED PCB component. In LED PCB components, there are several LEDs and some other components as needed. This component is usually made of aluminum for faster heat dissipation. It is sturdy and durable. It can withstand wear and tear and work for a long time. According to the buyer's requirements, there can be any shape of component. Usually, you will find LED PCB strips, circular and rectangular boards. LED PCB assembly service refers to the manufacturing of PCBs and the installation of components. This is a long process, including every step. Turnkey PCB assembly service refers to all services that are the responsibility of the contracted manufacturer. From component procurement to LED PCB assembly testing, everything is the responsibility of the manufacturer.

Types of LED PCBs We use SMD or surface mount devices LED or COB or onboard chip LED Most of our LED PCBs. We install SMD LEDs along with other SMD components on the surface of the circuit board. For COB LEDs, we arrange the chips or ICs into circular or regular polygons and directly bond them to the PCB, sealing them together with glue. Then, we use flip chip or wire bonding to bond the COB LED onto the PCB.

Hitech Circuits is trusted by thousands of electronic engineers on their LED PCB assembly projects, from consumer, led bulb to precisely medical LED light, we can help you from the beginning of design stage; From commercial flood LED to industrial high power LED, from automotive LED to mini LED, Venture is the perfect place for your LED PCB assembly requirement.

Hitech Circuits has participated in hundreds of thousands of LED lighting projects, providing LED PCB and LED PCB assembly services. Our LED PCB components cover both ends of the lighting grade LED size spectrum, assembling some of the largest (2-meter long boards) and some of the smallest LED lighting applications for medical endoscopes.

LED PCB board, LED PCB assembly LED is considered the most promising lighting technology in the 21st century due to its high brightness, high efficiency, low heat, and long lifespan. Driven by the market and policies, the domestic LED industry has experienced explosive development, forming a relatively complete industrial chain, including epitaxial wafer production, chip preparation, packaging, integration, and LED applications. In 2010, the scale of China's LED industry increased from 827 billion US dollars in 2019 to 220 billion yuan, with an annual growth rate of over 70%, higher than the 50% growth level of the global LED lighting industry output value. Among them, the middle and downstream industrial chain is the most complete, accounting for 90% of the total GDP. China has become a world leading LED manufacturing base and an important application market.

Why Choose Hitech Circuits as Your LED PCB Supplier?

Hitech Circuits assures its customers of the following service standards:

High quality assurance We not only follow strict production processes, but also conduct various quality tests and inspections, as well as provide comprehensive after-sales service, so you don't have to worry about quality issues.

2.Deliver on time So far, our on-time delivery rate is over 98%. You can choose any courier company according to your needs. The time, location, etc. are all up to you to decide. We will also compensate you for the loss caused by delayed delivery. So you don't have to worry about losses caused by long delivery times.

3.Batch free selection We can offer customization and free mass production. We guarantee 100% self purchased materials and ensure production according to your international watchmaking standards. Small and medium-sized mass production can meet the demand.

Hitech Circuits provides a full turnkey solution to all of your electronics assembly requirements. From PCB fabrication, components sourcing, pcb assembly to full box build assembly we can provide a full electronics manufacturing services solution to your electronics manufacturing requirements. Using surface mount production machinery consisting of three surface mount technology placement machines, a screen printing machine and a 10 zone reflow oven, accompanied by offline bench assembly, visual inspection and rework stations, we can offer small to medium volume services for all your pcb assembly requirements. We offer pcb assembly, visual inspection, functional and electronics testing and programming services. We can source all components, bare pcbs and production stencils. If you would like to work with an electronics manufacturer you can trust then please get in touch.

Also, we offer both turn-key and partial turn-key PCB Electronics assembly.

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For full turn-key services, we manage and produce everything including manufacturing the circuit boards, finding & ordering PCB components, quality inspection & testing and the final product assembly.

Advantages of Full Turnkey PCB Assembly Services

• Shorter Lead Time

As a fundamental form of electronic assembly, PCB assembly primarily contains three phases: PCB fabrication, components procurement and PCB assembly. Traditionally, you should quote and confirm design files with sales and engineers working for your PCB manufacturer, then components distributors and finally PCB assemblers. Such series of quotations and confirmations just need your time spent in contacting with different partners. If those partners are from different countries, you have to overcome some problems such as time zone, communication habits etc. Full-turnkey PCB assembly, however, is a highly-efficient form of electronic assembly. As soon as full-turnkey PCB assembly is determined, an overall assembly quotation and indispensible issues prohibiting smooth manufacturing will be raised so that three times of communication have been cut to one time with electronic assembly efficiency dramatically improved in Hitech Circuits Co., Limited.

• Lower Cost

Another advantage of full-turnkey PCB assembly service is overall cost reduction. Pack-up service is usually cheaper than separate ones as far as electronic assembly is concerned. At least, freight fee will be saved because you don’t need to get manufactured PCB boards and electronic components delivered to assembly workshop. Moreover, components procurement may get easy and customer-friendly because experienced electronic assemblers are usually able to provide reliable components with relatively low cost based on their long-term cooperation with parts manufacturers or distributors.

• Transparent Monitoring

When it comes to electronic assembly process, it’s significant yet difficult to monitor your products’ manufacturing stage as it is totally related with your products’ performance and time to market. Full-turnkey PCB assembly allows engineers at each stage to be aware of what they’ve accomplished and to better understand their status for better performance of final products.

Who Can Benefit Most From Our Turnkey PCB Assembly Services?

Now that full turnkey PCB assembly allows PCB designers to make better use of their time to focus more on PCB design, it works perfectly on companies striving for frequent upgrading and refreshing of products. They need to dig into deeper market by providing multiple creative electronic products and they strongly call for a steady and smooth electronic assembly process.