Your Outstanding Bluetooth PCB Manufacturer in China

PCBMay is a reliable Bluetooth PCB supplier in China. We can offer different kinds of Bluetooth PCBs for your project.

  • Over 12 years of PCB manufacturing experience
  • Double layer -20 layers PCB capabilities
  • No minimum order requirement, start from 1pcs
  • Sufficient raw materials in stock including KB, Shengyi Nanya, ITEQ, etc.
  • 7/24 sales and engineering support
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Your Professional Bluetooth PCB Manufacturer

With the rapid development of high technology, Bluetooth technology becomes more common in our daily life.

If some precautions are not taken, the printed circuit board with Bluetooth technology may have problems due to interference, loss of data, and signal integrity.

We will summarize many rules and guides to consider selecting Bluetooth technology for a given application, more specifically, it is designed as a circuit board.

In order to match the demands of Bluetooth boards from customers all around the world, PCBMay has increased our investment in recent years, so that we have become one leading Bluetooth PCB manufacturers in China.

Are you looking for an experienced Bluetooth board supplier? You have come to the right place. PCBMay has over 12 years of PCB manufacturing experience. Many customers love the quality of our products.

There are many different applications for Bluetooth boards, including headsets, audio products, remote devices, wireless consumer electronics, beacons used in shopping mal, etc.

Please send an inquiry to us when you’re ready.

PCBMay, with its extensive manufacturing capabilities, can offer the most competitive price for high-quality Bluetooth PCBs, which we manufacture according to the specifications outlined in this full-length article.

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Bluetooth PCB Series

Low-Power Bluetooth PCB

The Low-Power Bluetooth PCB supports Bluetooth Low Energy, or BLE. This PCB is hence essential because most mobile operating systems, including as iOS, Android, and Windows, have BLE built in.

Audio-Streaming Bluetooth PCB

Consumers can stream music using their audio devices thanks to Bluetooth codecs in audio equipment. The Audio-streaming Bluetooth PCB supports codecs with high/low ranges.

Data-Exchange Bluetooth PCB

Wearable devices and mobile phone usage have boosted the adoption of Data-Exchange Bluetooth PCB. All of these items require Bluetooth or a Wireless PCB, which can make digital communication quicker.

RSSI Bluetooth PCB

RRSI (Received Signal Strength Indicator) is a Bluetooth signal strength indicator. Our RSSI Bluetooth PCB is built to be measured in this manner. All Bluetooth-compatible software is supported by our PCBs.

Bluetooth Chipset PCB

All Bluetooth compatible devices can support board level components broadcasting in the 2.4 GHz radio band when using our Bluetooth Chipset PCB. It’s a well-built, stable PCB ordered by bulk.

Bluetooth Module PCB

This PCB is a sort that facilitates serial communication. It allows industrial, scientific, and medical radio bands to be connected. Bluetooth Module PCB is frequently used to connect devices without internet.

Bluetooth PCB By Layers (5)

  • Double-Sided Bluetooth PCB

    Double-Sided Bluetooth PCB is a more expensive option, but it’s sometimes necessary for medium-range devices. Some of these are Bluetooth-enabled medical devices. Some are even utilized for power supply needs.

  • 4 Layer Bluetooth PCB

    Because lead-free and halogen-free Bluetooth PCBs are available, the 4 Layer Bluetooth PCB is an eco-friendly. Bluetooth also has a safe environmental impact due to low energy consumption.

  • 8 Layer Bluetooth PCB

    For the 8 Layer Bluetooth PCB, the IPC Class 2 and 3 certifications are always taken into account. We intend to ensure that there is electronic signal regular propagation throughout the circuit at all times.

  • 12 Layer Bluetooth PCB

    The requirement for a convenient internet connection prompted the creation of our 12 Layer Bluetooth PCB, as well as our high count multilayers. With these PCBs, IOT and smart devices are achievable.

  • 20 Layer Bluetooth PCB

    BGA-based goods are allowed on your 20 Layer Bluetooth PCB. This PCB, which is used in high-density multilayer PCBs, includes numerous layers and excellent thermal dissipation. It’s very economical.

Bluetooth PCB By Color (5)

  • Green Bluetooth PCB

    With Green Bluetooth PCB, the infrared signals and other wireless communication is transferred facilitatively. The Green PCB is what you call a PCB with the typical green soldermask color of green.

  • Blue Bluetooth PCB

    Customers occasionally request blue soldermask. In this case, we’ll refer to it as a Blue Bluetooth PCB. When using a surface finish like ENIG, the lifespan is longer, however HASL is more typically used.

  • Red Bluetooth PCB

    You can use red as your soldermask color of choice. It is pretty appealing in this case and stands out. PCBMay can also include your company’s logo on the PCB, using the latest laser printing technology.

  • Black Bluetooth PCB

    The soldermask color on the black Bluetooth PCB is black. This color is occasionally selected to blend the Bluetooth PCB’s two diodes into the aesthetics of the devices to which they are attached.

  • Orange Bluetooth PCB

    Wireless communication is transferred for typical devices such as mobile phones and Bluetooth radio using the Orange PCB. A PCB with an unusual orange soldermask is referred to as an Orange PCB.

Bluetooth PCB By Type (6)

  • Polyimide Bluetooth PCB

    A Flexible PCB can be made to have Bluetooth on it by using the Polyimide Bluetooth PCB design. The flexible nature helps it being better fit for aerospace PCB usages, or LCD compatibility.

  • FR4 Bluetooth PCB

    Because FR4 is the most common material used in PCBs, it is considered standard Bluetooth PCB. We offer a wide range of FR4 PCB products, including lighting PCB, Power PCB and Telecom PCBs.

  • Rogers Bluetooth PCB

    When you choose Rogers PCB, you’re choosing a Rogers High-Frequency product with a consistent output. With this PCB, very small holes as small as 0.2mm can be used without problems.

  • CEM-3 Bluetooth PCB

    The glass transition temperature and peel strength of CEM-3 PCBs are nearly identical to those of FR4 PCBs used for Bluetooth. For DIP packages, they also have the same capacity.

  • PTFE Bluetooth PCB

    Your product will have little electrical loss thanks to the Bluetooth PTFE PCB. PTFE PCBs are suited for Millimeter Wave applications when used in Bluetooth devices. All of them are also 5G compatible.

  • Ceramic Bluetooth PCB

    Ceramic Bluetooth PCB antennae for Bluetooth headsets and wearables are possible applications. Because of the efficiency of Ceramic PCB, the antenna size may be reduced and the antenna can be properly hidden.

Bluetooth PCB Properties

PCBMay is successful in completing your aspirations for a low-cost Bluetooth PCB, as seen below.

PCB Material: FR4, CEM, Rogers, Ceramic, PTFE

Thickness of Copper: 0.3 to 6 oz

Insulation Material: Epoxy Resin

Minimum Panel Thickness: 0.4mm

Minimum Dielectric Thickness: 2mil

SMT Details: BGA, Connector Pin, USB

You may count on our production experience for specifications not listed above. Just ask our sales representatives.

Bluetooth PCB Properties
PCBMay Bluetooth PCB Production

PCBMay Bluetooth PCB Production

We are dedicated to assisting you in growing your business. Our efficient production lines demonstrate our dedication. We provide you with the best value so that your company can grow.

In terms of manufacturing, we ensure that our Bluetooth PCBs are made with high-quality components.

We offer parts to big-time consumer brands both domestically and internationally.

Before any new, large-quantity order, we may supply a free sample to ensure that our customers are satisfied with your Bluetooth PCB.

Your profit will continue because there will be no lack of parts.

We will work with you to meet your specific needs so that you are satisfied with our Bluetooth PCB fabrication.

PCBMay Leads in Bluetooth PCB Fabrication

You can trust PCBMay’s Bluetooth PCB capabilities because we assure that the components used in Multilayer PCB, FR4 PCB, and Bluetooth PCB are of the best quality.

Our Bluetooth PCB is manufactured in accordance with all international procedural norms and safety protocols.

By regularly engaging in PCB conferences and trade events, we maintain our knowledge up to date.

We intend to earn your trust because customer confidence is so important in business. As a result, we can gladly provide a third-party audit if you require one.

We provide you with the best-value Bluetooth PCB to boost your bottom line, and we are dedicated to helping your business succeed because it is mutually beneficial.

PCBMay Leads in Bluetooth PCB Fabrication

Why Choose PCBMay for Your Bluetooth PCB

Why Choose PCBMay for Your Bluetooth PCB
Why Choose PCBMay for Your Bluetooth PCB 1

We have a professional team that can provide a one-stop solution for you. From PCB layout, manufacturing, and assembly service, all processes are in-house. The quality and delivery time is under our control.

We have over 500 workers in our workshop and the monthly production capacity is 40,000 square meters. Even in the peak season, when you have large demands, we can always support you.

As a reputable PCB factory, PCBMay has passed many certifications, including ISO 9001, ISO14000, USA and Canada UL, TS16949, and REACH.

Typically the size of the Bluetooth PCB board is small, our customers make the panel or we provide one suggested panel. What’s more, There is edge plating in the Bluetooth PCBs.

You may worry about the quantity of your order, in fact, we don’t have a minimum order quantity. You can even order 1pcs.

We are warmly welcome you to visit our facility and make an audit in our factory. You can also use a third party to do an audit and provide a report to you.

We can also offer a quick-turn service for your Bluetooth PCBs. When you need to take your Bluetooth products into effect immediately, we will help you to produce the prototype of Bluetooth PCB within 24h. After you test the prototype is OK, then you will place mass production order to us.

Just send your inquiry to us, our sales team will support you.

Bluetooth PCB Fabrication

Bluetooth PCB Manufacturing Expertise

We are a PCB manufacturer with many years of experience in the field. We have approximately 500 employees who have worked in the PCB industry for many years.

To support wireless technology, PCBMay offers excellent Bluetooth PCB components.

We offer both original and customized Bluetooth PCB product design. PCB prototypes are also accepted.

We value your order, no matter how big or small it is.

Bluetooth PCB Testing & Inspection

You can be confident that PCBMay’s Bluetooth PCB production capacity corresponds to all globally acknowledged standards.

We implement test for PCBs such as Impedance Test, Hole Resistance Test, and Thermal Shock Test, hust to name a few.

Not only are Our products subjected to stringent quality control procedures, PCBMay is also committed to environmental and health safety.

As a result, we are ISO 14001:2015 certified, giving you the assurance that we have an environmental management system in place.

OEM & ODM Bluetooth PCB Applications

Bluetooth PCB for Audio Headset & Stereo Applications

The Bluetooth PCB enables consumers to utilize their smartphone, music player, CPU and stereo, and it may also contain a microphone feature for audio and headsets.

Bluetooth PCB for Industrial Sensor Applications

Quite popular is Bluetooth PCB for Industrial Sensor Applications. When your machinery has Bluetooth capability, it enables your equipment to use low power BLE to communicate with each other seamlessly.

Bluetooth PCB for Public Place Beacons

Public Place Beacons are a Bluetooth application that is rather popular. These gadgets, like industrial sensor applications, allow for effortless location sharing in places like train stations and malls.

Bluetooth PCB for Mouse, Keyboard and Computer Applications

Bluetooth PCB is widely used in mouse, keyboard, and computer applications, as well as laptops and tablets. These applications are a typical occurrence in our daily lives. Working with them is essential.

Bluetooth PCB for Home Automation Applications

With the advent of smart homes, Bluetooth PCB is indispensable for home automation applications. For example, you can use it in a BLE gateway device to connect all our app controlled gadgets.

Bluetooth PCB Production Details As Following Up

Layer Count1-40layers
Base MaterialKBShengyiShengyiSF305FR408FR408HRIS410FR406GETEK370HRIT180ARogers4350BRogers4000PTFE Laminates(Rogers seriesTaconic seriesArlon seriesNelco series)Rogers/Taconic/Arlon/Nelco laminate with FR-4 material(including partial Ro4350B hybrid laminating with FR-4)
Board TypeBackplane、HDI、High multi-layer 、blind&buried PCB、Embedded Capacitance、Embedded resistance board 、Heavy copper power PCB、Backdrill.
Board Thickness0.2-5.0mm
Copper ThicknessMin. 1/2 OZ, Max. 10 OZ
PTH Wall25um(1mil)
Maximum Board Size1100*500mm(43”*19”)
Min laser drilling size4mil
Min. Spacing/Tracing2.7mil/2.7mil
Solder MaskGreen, Black, Blue, Red, White, Yellow, Purple matte/glossy
Surface TreatmentFlash gold(electroplated gold)ENIGHard goldFlash goldHASL Lead-free OSPENEPIGSoft goldImmersion silverImmersion TinENIG+OSP, ENIG+Gold finger, Flash gold(electroplated gold)+Gold finger, Immersion silver+Gold finger, Immersion Tin+Gold finger.
Min. Annular Ring3mil
Aspect ratio10:1(HASL Lead-free HASL LeadENIGImmersion TinImmersion silverENEPIG);8:1(OSP)
Impedance control±5ohm(<50ohm), ±10%(≥50ohm)
Other TechniquesBlind/Buried Via
Gold Fingers
Press Fit
Via in Pad
Electrical Test

Here there’re many laminate material datasheets, they’re useful and helpful for you, please see them:

TU-872Modified EpoxyDOWNLOAD2003403.8-4.03.8
RO 3010Cer/PTFEDOWNLOAD50010.2
RO 4003Hydrocarbon/CerDOWNLOAD>2804253.38
RO 4350BHydrocarbon/CerDOWNLOAD>2803903.48
RT/duroid 5880PTFE/GlassDOWNLOAD5002.2
ISOLAPolyclad 370HRFR4DOWNLOAD1703404.8-5.1
HitachiMCL-BE- 67GModified EpoxyDOWNLOAD1403404.94.4
MCL-LX-67YSpecial LaminateDOWNLOAD185-195325-3453.4-3.6
NelcoN4000-13Modified EpoxyDOWNLOAD210-2403653.73.6
N4000-13EPModified EpoxyDOWNLOAD210-2403503.43.2
N4000-13SIModified EpoxyDOWNLOAD210-2403503.43.2
N4000-13EP SIModified EpoxyDOWNLOAD210-2403503.43.2
ArlonArlon 25NCerDOWNLOAD2603.38
Arlon 25FRCerDOWNLOAD2603.58
Arlon 33NPolymideDOWNLOAD>2503534
Arlon 35NPolymideDOWNLOAD>2503634.2
Arlon 85NPolymideDOWNLOAD2503874.2
StablcorST325DOWNLOADThermal conductivity:75w/m.k(with 1oz copper)
ST10DOWNLOADThermal conductivity:325w/m.k(with 1oz copper)
Bergquistht-04503DOWNLOADThermal conductivity:2.2w/m.k(with 1oz copper)


PCBMay offers flexible shipping methods for our customers, you may choose from one of the methods below.

1. DHL

DHL offers international express services in over 220 countries.
DHL partners with PCBMay and offers very competitive rates to customers of PCBMay.
It normally takes 3-7 business days for the package to be delivered around the world.

DHL Forwarder

2. UPS

UPS gets the facts and figures about the world’s largest package delivery company and one of the leading global providers of specialized transportation and logistics services.
It normally takes 3-7 business days to deliver a package to most of the addresses in the world.

UPS Forwarder

3. TNT

TNT has 56,000 employees in 61 countries.
It takes 4-9 business days to deliver the packages to the hands
of our customers.

TNT Forwarder

4. FedEx

FedEx offers delivery solutions for customers around the world.
It takes 4-7 business days to deliver the packages to the hands
of our customers.

Fedex Forwarder

5. Air, Sea/Air, and Sea

If your order is of large volume with PCBMay, you can also choose
to ship via air, sea/air combined, and sea when necessary.
Please contact your sales representative for shipping solutions.

Note: if you need others, please contact your sales representative for shipping solutions.

On our website you can use the following payment methods:

Telegraphic Transfer(TT): A telegraphic transfer (TT) is an electronic method of transferring funds utilized primarily for overseas wire transactions. It’s very convenient to transfer.

Bank/Wire transfer: To pay by wire transfer using your bank account, you need to visit your nearest bank branch with the wire transfer information. Your payment will be completed 3-5 business days after you have finished the money transfer.

Paypal: Pay easily, fast and secure with PayPal. many other credit and debit cards via PayPal.

Credit Card: You can pay with credit card: Visa, Visa Electron, MasterCard, Maestro.

    • “Several other local PCB companies advised me that my design was not worth doing. As a last resort, I contacted this Chinese company, which is completely unfamiliar to me, and I’m so glad I did. Our product idea would acquire a prototype for a reasonable charge, I was told. I was contacted less than a week later to inform me that my design had been completed! I can’t express how blown away I was by the entire experience.”

      Lars Hedelund, Procurement Category Manager from Netherlands
    • “They offer a wide range of PCBs and have no minimum order quantity. So far, they’ve provided the most competitive quotation for my large order. It merely takes a few minutes to reach these folks and their quick assistance via phone or email. They do support the most popular PCB design software, such as Eagel, which I appreciate. The establishment appears to be well-staffed with skilled and kind employees. They ask all the questions to ensure that you get what you need as soon as possible.”

      Pierre De Scutter, Commodity Manager from Strasbourg, France
    • “Excellent customer service and workmanship. Please give this place a chance. I read reviews and conducted some research, and this company appears to be trustworthy. I looked for an online PCB firm in China and came upon this one. This has become our first choice since that first order. If I were you, I wouldn’t hire somebody you don’t know or trust. PCBMay comes highly recommended by me. If you go there, you will not be cheated.”

      Soren Leik, Procurement Coordinator from Denmark

    Bluetooth PCB: The Ultimate FAQ Guide

    The Bluetooth technology-based printed circuit boards (PCBs) may lead to different problems such as integrity of poor signals, data loss, and interference if necessary, precautions are not taken during its manufacturing process.

    Bluetooth PCB

    Bluetooth PCB

    This article outlines numerous guidelines and rules to be considered when manufacturing and choosing the right Bluetooth PCB for  specific applications.

    Bluetooth PCB Introduction

    There are different applications using Bluetooth PCBs given below.

    1. The shopping malls beacons.
    2. Sensing applications of industries using Eddystone frames.
    3. Products such as stereo/audio and headsets.
    4. Different peripheral gadgets like computer mice, the console of video games, and keyboards.
    5. The automation system of homes.
    6. Numerous consumer electronic products like phones, printers, and cameras.

    Each of the above-mentioned applications along with many others is using Bluetooth technology depending on the connection with PCB.

    Therefore, design engineers must be concerned with the optimization of the effectiveness of the device and the integrity of signals.

    In fact, Bluetooth is not the preferred choice for wireless communication but it is getting better with advancements in technology.

    However, its performance is nullified through any obstructions such as walls.

    The Bluetooth technology is existing for more than 2 decades now and is in constant evolution and now it has improved security, range, power, and speed attributes than before.

    Bluetooth PCB

    Bluetooth PCB

    What Is Bluetooth PCB?

    Radiofrequency is utilized by Bluetooth for connecting different gadgets and devices for the exchange of data and other information.

    This technology is operating on 2.4GHz of frequency and is very similar to other modes of wireless communication like Zigbee and Wi-Fi.

    A master Bluetooth device is capable of connecting to almost 7 Bluetooth devices at a single time. The devices paired are able to share and exchange information with the master device. Master Bluetooth device is responsible for interaction and is acting as facilitator.

    The range of Bluetooth PCBs differs and its range varies between 1cm up to 100 meters.

    The establishment of a connection is requiring authentication from the device via codes.

    Such circuit boards are reducing the consumption of energy when in idle mode when there is no exchange of information.

    Such circuit boards are the major driving force in devices such as wireless speakers, remote controllers, and headsets, etc. Such circuits are double layered and have only one plate.

    Bluetooth PCB

    Bluetooth PCB

    How to Make a Bluetooth PCB?

    The process of making Bluetooth PCB is almost the same as making a common circuit board for any electronic equipment.

    However, there are some necessary considerations to take such as integrity of data, security, and data loss.

    The first step is the creation of schematics of the basic circuit through software such as proteus.

    The schematics would allow you to know the components to choose from and complete the circuit with the selection of the right components.

    Connecting the components would give an overview of the circuit. The schematics are needed to be tested so as to know if it is working properly.

    User interference must be considered while designing the Bluetooth circuit as it is all about achieving the needs of users.

    Gerber files are needed to be produced after the design of schematics and its testing. The Gerber files are then sent to the PCB manufacturing company along with schematics.

    The company is verifying circuit schematics and Gerber files and then working on the PCB layout of the circuit.

    Numerous kinds of devices are utilizing Bluetooth technology, mostly mobile phones and headsets, etc.

    The design of the PCB layout is a challenging part of the process.

    Various layouts may be utilized for the creation of the assembly process of the Bluetooth circuit but certain components are a must to have such as switches, LEDs, head start, amplifier, and casing.

    Bluetooth PCB

    Bluetooth PCB

    The cables must be ensured not to cross the head start for enhancing the range of the Bluetooth circuits.

    Till this point, the circuit must not be placed near any kind of transmitter because it would reduce its transmission and efficiency.

    By the time when all components are assembled and soldered PCB is ready to be tested.

    After passing necessary tests, it is enclosed in a casing and ready to be installed in its respective application.

    What Are the Types of Applications for Bluetooth PCB?

    The Bluetooth PCBs are in different devices that we are using in our daily life.

    Any device that has wireless connectivity may be using Bluetooth PCB.

    The following are the most common applications of Bluetooth PCBs.

    1. Earphones and Wireless Headsets

    A number of wireless earphones and headsets have Bluetooth technology incorporated in the form of a circuit board for the transmission of voice and audio signals.

    The circuit board is like a silent performer which is enabling the connection among the device and earphone or headset and enables you to listen to your most favorite songs.

    Through Bluetooth PCB one can talk to others on call without interruption of wires.

    1. Cordless Mouse and Keyboards

    A number of wireless or cordless mouse and keyboard devices are available in the market having Bluetooth PCBs for establishing connections with computers to perform different functions. The Bluetooth PCB keyboards become more and more popular nowadays.

    Before Bluetooth PCBs infra-red technology was incorporated for the purpose of connection with the computer.

    Now more and more devices are having Bluetooth PCBs such as scanners, printers, and other computer peripherals.

    1. Speakers

    In today’s era, speakers are available with Bluetooth PCBs which enable users to enjoy music remotely and loudly.

    Speakers having Bluetooth PCB are wirelessly connected to a smartphone or audio player and music is played.

    1. Multi-media transfer

    These days we are not thinking twice about transferring audio and video songs along with other files through Bluetooth technology of our smartphones and other media transferring devices. Bluetooth PCB is installed in devices for receiving and sending multi-media content along with other files.

    1. Automated Synchronization

    Internet of Things (IoT) has created hype these days and Bluetooth PCBs are an integral part of the system.

    Bluetooth PCBs can be mentioned as the backbone of IoT systems. The IoT system is connecting everything through the internet and Bluetooth technology enabling users to gain full control over the devices interconnected.

    For instance, the temperature of different machines in a certain facility can be checked through smartphones through a connection established via Bluetooth technology. Similarly, several other functions can also be performed to offer full control over the entire system.

    What is Bluetooth PCB Module?

    Bluetooth module is the best way to integrate Bluetooth functionality in a certain device. The module is making the design process of the device very easy and comprehensive as is lowering the expenses as well.

    Bluetooth PCB

    Bluetooth PCB Module

    Using the modules will increase the production cost a little but it gets economical when large-scale manufacturing is concerned.

    There are different types of modules in the market and one can select based on the specification of a device.

    For instance, the HC-05 Bluetooth module is used for setting up a crisp clear wireless connection. The module is supporting Bluetooth 2.0 version and is capable of transferring the data up to 2.4 GHz and it modulates the data up to 3 Mbps.

    The system is a single chip and has CMOS technology incorporated along with the feature of adaptive frequency hopping. The size of the chip is also small and is about 12.7 x 27 mm.

    The serial interface can be easily extended in wireless mode through this module.

    When the module is connected to a computer, it uses only a single serial port, and the exchange of data is taking place through its established link.

    The Bluetooth modules are usually hardware having circuit boards and enabling different devices to work in wireless connection mode with different devices.

    However, a few Bluetooth modules are also coming with a USB interface and are directly plugged into the device for connecting it to other devices for the exchange of information.

    What Is a Bluetooth Speaker PCB?

    Playing music through Bluetooth devices is getting normal. People play loud music through different Bluetooth devices such as speakers.

    The speakers work on the basic principle of Bluetooth technology and a wireless connection is established with an audio device or smartphone for playing music.

    The Bluetooth PCB module is basically a Bluetooth PCB that is installed in the devices.

    The Bluetooth PCB is installed in the main circuit board and then control over the device is achieved through a wireless connection.

    The Bluetooth of speakers is needed to be in ON mode to have access to the circuit board of Bluetooth PCB.

    There are different segments of the circuit board which are dedicated to different functions such as charging, voltage balancing, and amplification of audio, etc.

    Bluetooth PCB

    Bluetooth PCB

    Different buttons for performing functions are usually found at the backside of the Bluetooth PCB such as voice call accept/reject, microphone, play control, volume adjuster. One secondary circuit board is also affixed to the primary board for supplying power to the LEDs and power buttons.

    The circuit board is usually in the form of an integrated circuit (IC) which is making the whole system of the Bluetooth circuit board.

    This IC sometimes comes with a lithium-ion battery and in some cases, a voltage regulator.

    How to Improve the Quality of Bluetooth PCB?

    The following are the main recommendations for improving the quality of Bluetooth PCBs.

    1. Using Modules that are certified

    The devices which are using Bluetooth technology must have certified Bluetooth modules. The use of certified modules will help the devices accelerating the development of the produce and long-life.

    The use of certified modules may increase cost but in long run, it will eradicate different headaches that arise because of faults such as EMI susceptibility and antenna placement, etc.

    A number of certified modules are available in the market which consists of a small ARM processor helping to enhance the performance and better connectivity.

    1. Checking Devise Selection

    It must be ensured that a suitable Bluetooth module is used for a specific application and it must also be ensured that the antenna of the Bluetooth module is of appropriate size and well-tuned. This mostly depends on the application type.

    For instance, if the application is a simple beacon where only advertising of location or short intervals is needed, then the Bluetooth with lower energy can be cost-effective and give optimum results.

    1. Removal of Higher Energy components and copper signals

    When the Bluetooth module is designed, the antenna region must be kept free from all sorts of copper components and signals which are carrying abundant energy.

    These areas are sometimes carrying power paths that are switched in the form of buck or boost converters.

    This point is also comprised of keeping the area of the circuit board and its layers free from all polygon and plane pours.

    This is the reason why most Bluetooth manufacturers are providing layout guidelines that must be followed while designing the PCB of the product which has to use a Bluetooth module.

    In case if the antenna area is manually laid the ground plane is an appropriate option for keeping a very good bandwidth at the side of input for making sure that enough room is built for other elements tuning.

    Ground stitched vias can also be used for prevention against the unwanted radiation from the edges of the PCB of the designed product because it may penetrate into the signals accessed and processed by Bluetooth.

    In order to optimize the shape of Bluetooth PCB, the antenna must be placed near the edge and far from other components that are used for the device. In the case of using analog devices like audio signals, then it must be made sure that digital and analog ground planes are separate.

    Bluetooth PCB

    Bluetooth PCB


    The Bluetooth PCBs are playing a vital role in different modern products such as speakers, cellphones, and computer peripherals.

    The role of Bluetooth PCBs is increasing in electronic products with the advancement in technology. Internet of Things-based environment has a core role for Bluetooth modules and devices which incorporate such modules.

    It can be concluded that while in order to improve the quality of Bluetooth PCB certain standards are needed to be maintained.

    If standards are not met then various challenges will occur in the form of functionality, range, performance, and other features of the Bluetooth device.

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