Your Quintessential Display PCB Manufacturer in China

PCBMay is acknowledged as the no.1 company in China focusing on the manufacture and supply of Display PCB. We offer a complete chain solution for your Display PCB needs, as well as requirements for electronic installation and projects. 

  • 10+ years in Display PCB manufacturing
  • No limitation of Display PCB orders
  • Exceeds IPC class 2 and class 3 surveillance
  • 7/24 hour sales and IT support
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PCBMay Display PCB is the Best Choice for Your Project

PCBMay mass produces Display PCBs. We can be your solid partner in sustaining sufficient Display PCB products you need for your business and other projects. Our engineers can offer you a schematic design in any Display PCB component, emphasizing powerful features. PCBMay offers a one-stop solution in any Display PCB you purchase.

Message PCBMay now for your order!

Types of Display PCB Meet Your Requirments

Graphic Card Display PCB

Graphic card display PCB has a maximum board dimension of 25.6inch*43.3inch and 650mm*1100mm depending on models and copper weight of 0.5oZ~12oZ.

LCD Monitor Display PCB

Our LCD monitor display PCB is available in 0.2mm-7.0mm board thickness. It guarantees the ISO14001, ISO9001, RoHS, and CE certifications.

LED Digital Tube Display PCB

It adopts the PCB PC-A-610 D/IPC-III component standard. This type of display PCB has a minimum line spacing and width that reaches 0.1mm. 

Metal Detector Display PCB

The metal detector display PCB is available in a maximum panel size of 1150mm × 560mm and a component size of 0.4×0.2mm.

Pulse Oximeter Display PCB

The pulse oximeter display PCB is available in circular, square, and irregular board sizes. It assembles thoroughly using FR4, FPC, High Frequency, Aluminum, High TG materials

Thermometer Display PCB

We provide a thermometer display PCB that has an available testing range of 32.0-42℃.89.6-107.6°F. It has power accuracy that intends for adults and babies.

Why Choose PCBMay for Your Display PCB

PCBMay is one of the largest factories in China that has centralized in printed circuit board manufacturing. We have a massive manufacturing facility enabling us to produce a thousand Display PCB and other PCB assembly needs quickly. 

PCBMay has served more than 1000+ clients from 60 countries around the world. We have industry experience for 10+ years. We also implement the ISO9001 quality system and we never fail to follow international safety standards. As a UL-certified company, we never provide defective, sub-par Display PCBs. 

So if you need a Display PCB design, assembly, or layout service, PCBMay is here to help!

VPC Plating Line

Related Display PCB

Multilayer Display PCB
Multilayer Display PCB
All of our multilayer display PCBs go through photoelectricity balance, high-voltage, and copper thickness tests. It has a hole size tolerance of ±0.05mm to ±0.075mm.
Refrigerator Display PCB
Refrigerator Display PCB
Using a refrigerator display, PCB controls the display of your refrigerators. It is available in plenty of models that suit the refrigerator brand.
Mobile Power Bank Charger Display PCB
Mobile Power Bank Charger Display PCB
It is 100% high-quality and brand new. This display PCB has an approximate PCB size of 65x22mm and a USB power output of 5V 1A / 5V 2.1A.
Electronic Weighing Scale Display PCB
Electronic Weighing Scale Display PCB
We provide this type of display PCB out of different models. Each model has a corresponding board thickness of 1.2mm/1.6mm and a line width of 0.10mm.
Custom Display PCB
Custom Display PCB
Our custom display PCB is available in custom board sizes, width, length, copper thickness, and layers. We provide each of these display PCBs at an affordable cost.
Multi-Function Display PCB
Multi-Function Display PCB
We have an immense production line of multi-function display PCBs that suits your electronic applications. It has a board surface finish of Immersion Gold, HASL, OSP.
Audio Power Amplifier Display PCB
Audio Power Amplifier Display PCB
We provide an audio power amplifier display PCB with a power input of 12v-24v. An entire category digital display PCB that protects through IC STA326 surveillance.
Water Purifier Display PCB
Water Purifier Display PCB
PCBMay water purifier display PCB passes the EMC, IC, LVD, and FCT assembly inspections. It is a high quality that supports sterilization, heating, and filtration.

Display PCB Production Details As Following Up

Lamination
Brown Oxide
Etching
PTH Line
VCP Plating   AOI  Exposure E-Test
ItemCapability
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 freeOSPENEPIGSoft 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 freeHASL 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:

SUPPLIERPCB LAMINATETYPEMATERIAL DATASHEETTGTDDK(1MHZ)DK(1GHZ)DK(10GHZ)
KBKB-6160FR4DOWNLOAD1353054.35
KB-6160AFR4DOWNLOAD1353054.35
KB-6160CFR4DOWNLOAD1353144.7
KB-6150
KB-6150C
FR4DOWNLOAD1323054.6
KB-6164FR4DOWNLOAD1423304.8
KB-6164FFR4DOWNLOAD1453404.8
KB-6165FFR4DOWNLOAD1503464.8
KB-6167FFR4DOWNLOAD1703494.8
SHENGYIS1141FR4DOWNLOAD1353104.6
S1141KFFR4DOWNLOAD1403504.7
S1000FR4DOWNLOAD1553354.9
S1170FR4DOWNLOAD1703354.6
S1000-2FR4DOWNLOAD1703354.8
S1155FR4DOWNLOAD1353704.7
ITEQIT-158FR4DOWNLOAD1503404.6-4.8
IT-180FR4DOWNLOAD1803504.5-4.7
TUCTU-768FR4DOWNLOAD1803504.3-4.44.3
TU-872Modified EpoxyDOWNLOAD2003403.8-4.03.8
ROGERSRO 3003Cer/PTFEDOWNLOAD5003
RO 3010Cer/PTFEDOWNLOAD50010.2
RO 4003Hydrocarbon/CerDOWNLOAD>2804253.38
RO 4350BHydrocarbon/CerDOWNLOAD>2803903.48
RT/duroid 5880PTFE/GlassDOWNLOAD5002.2
ISOLAPolyclad 370HRFR4DOWNLOAD1703404.8-5.1
FR406-HRFR4DOWNLOAD1903253.913.863.81
FR408-HRFR4DOWNLOAD2003603.723.693.65
P96PolyimideDOWNLOAD2604163.783.73
HitachiMCL-BE- 67GModified EpoxyDOWNLOAD1403404.94.4
MCL-E-679FFR4DOWNLOAD1703504.2-4.44.3-4.5
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
TaconicTLX-6PTFEDOWNLOAD2.65
TLX-7PTFEDOWNLOAD2.6
TLX-8PTFEDOWNLOAD2.55
TLX-9PTFEDOWNLOAD2.45
RF35PTFEDOWNLOAD<3153.53.5
TLC-27PTFEDOWNLOAD2.75
TLC-30PTFEDOWNLOAD3
TLC-32PTFEDOWNLOAD3.2
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)
PanasonicR-1566WFR4DOWNLOAD1403304.954.74.65
VentecVT-901PolymideDOWNLOAD2503904.2-4.54.0-4.3
VT-90HPolymideDOWNLOAD2503904.2-4.54.0-4.3
Bergquistht-04503DOWNLOADThermal conductivity:2.2w/m.k(with 1oz copper)

Delivery

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.

    PCBMay Display PCB

    PCBMay is your authentic and original Display PCB manufacturer and supplier from China. We have quality Display PCBs that can fully support your requirements. Upgrade your PCB business by partnering with us! 

    Our Display Printed Circuit Board is made initially by our in-house professional team. We have reliable and professional Display PCB technicians who merit your trust. We also have several hundred excellent support teams with a lot of experience in manufacturing PCB products.

    Advantage of using PCBMay’s Display PCBs: 

    • Easy to check and replace
    • Saving you time
    • Low Electronic Noise
    • Low Cost
    • Reliable and strong
    • Low risk of tight connections and short circuits

    PCBMay has a group of certified engineers for making Display Printed Circuit Boards. We supply different kinds of Display PCB according to customers and clients’ applications. At PCBMay, you can be assured that all of our PCB products are perfect. 

    Furthermore, PCBMay’s support services cooperate with you to produce the best quality PCB. We will provide a wide range of Display circuit boards upon your request. We can make any color, shape and sizes according to your wishes.

    PCBMay’s different types of Display PCBs:

    PCBMay’s Display PCB guarantees the quality of raw materials. We only make Display PCBs from unique and original elements. We can help you provide fully functional Display PCB with no defects. PCBMay is continuously improving the quality of each product to suit your application.   

    PCBMay is happy to help you customize the best Display board you need. We can customize your ideal Display PCB uniquely for you. Provide us a sample to quote and copy or let us know your main idea. We can give you a tailor-fit solution. 

    PCBMay helps save a lot of time for you. We can also reduce overall board weight. If there is any damage with our products, it’s effortless for us to check and replace the particular failed components.

    Are you are looking for the best Display PCB? PCBMay is your best choice. Besides Display circuit boards, We also offer all other types of PCBs. We are always here to provide for your Display PCB demands. 

    Just send us your PCB requirements, and we can start building a great partnership with you. Contact us now!

    Display PCB: The Ultimate FAQ Guide

    A Display PCB improves the overall performance of electronic device displays. This product is a leading solution used in the digital era. Its tremendous functionality makes it a dependable circuit for numerous display technologies.

    PCBMay manufacturers display PCBs reliably. In this FAQ article, we will inform you of the ins and outs of this type of PCB. We hope you will achieve expert knowledge of PCB manufacturing through this guide. Let’s make a move.

    What Is a Display PCB?

    A Display PCB is a highly functional circuit board used in electronic displays. It controls different features of display modules like brightness, pixel rate, response time, etc. A Display PCB should have effective thermal performance and signal transmission to ensure great display quality.

    Display circuit boards are compatible with LED, LCD, and OLED displays. These LED items are composed of useful materials that promote the reliability of display circuits. Their designs are effective in facilitating low noise in signal transmission.

    Display PCB

    Display PCB

    In a nutshell, a Display PCB enhances your overall experience when watching videos and text contents on display.

    What Are the Different Types of Display PCBs?

    There are a lot of varieties of Display PCBs. We can categorize them according to size, colors, shapes, etc. But the most significant types of these circuit boards are:

    Multi-functional Display PCB

    Multi-functional Display PCB

    Also, there are numerous Display circuit board types based on applications. Examples of these are Metal Detector Display PCBs, Audio Power Amplifier Display circuit board, Refrigerator Display PCB, and etc. All of these types are widely bought and sold for use in electronic projects.

    What Is the Operating Principle of a LED Display PCB?

    LED display PCBs operate by applying LED (Light-Emitting Diode) technology. In this case, Surface Mount Technology (SMT) is used when placing a LED display on the PCB surface. Then, components are mounted on the other side of the circuit board.

    LED transmits light to the display. The PCB controls different features like colour contrast, brightness, pixel rate, response time, etc. LED technology is highly efficient for saving electrical energy.

    LED display circuit boards control the functionality of three types of backlight configurations of LED TV. These functionalities are: direct-lit, full array, and edge-lit. Different LED mechanisms are applicable in numerous display circuit boards. For example:

    Display Circuit Board Components

    Display Circuit Board Components

    LED display PCB boards enrich your experience while viewing different contents on display devices. The effective operating principle is to promote display quality without causing damage to your vision. Watch this video to know about LED display PCB making:

     

    What Are the Benefits of Using Display PCBs?

    Display PCBs are dependable used inside numerous display devices. These devices encompass smartphones, laptops, and gaming devices, among others. Major benefits for using the Display PCB are:

    Easy Processing

    Ease of processing and maintenance are significantly better compared to other types of circuit boards. The Display PCB is highly durable and that’s why you don’t need to replace or repair it frequently. If needed, replacement is not so complicated.

    Besides, quick assembly plays an important role in the increase of its use in display applications.

    Low Noise

    Display PCBs show impressive performance in noise reduction. The design inhibits EMI effects. So, this type of circuit board can provide outstanding signal quality while displaying video content on monitors.

    High Reliability

    Display circuit boards are supremely reliable due to their long-lasting consistent performance. Its operating life is long enough to fulfill the consumer’s demand. Besides, it remains functional in high temperatures. So, its practical usage is beyond question.

    Cost-effective

    This circuit board costs a lot at the initial stage. The cost comes with the benefit of proper manufacturing. However, this product’s superlative performance makes it a cost-effective PCB in the long run.

    Display PCB Advantages

    Display PCB Advantages

    Functionality

    The Display PCB provides considerable functionality in high-speed signal transmission systems. This product optimizes the pixel rate, aspect ratio, and brightness of the device display. That’s why the Display PCB has become the widest circuit board in the present time.

    Which Materials Are Used in Display PCB Construction?

    Display PCBs are constructed by using high functioning  materials. Usually, it is assembled utilizing FR4, Aluminum, FPC, and high TG materials. These materials are useful in maintaining the essential electrical and thermal properties of the PCB.

    These aforementioned dielectric materials ensure proper insulation in the circuit board. That’s why the Display PCB can handle heavier current loads without overheating.

    OLED Display PCB Construction

    OLED Display PCB Construction

    What Are the Major Drawbacks of Display PCBs?

    The major drawbacks of display PCBs are:

    • The cost can be prohibitive.
    • Display PCB wire connections are not highly universally durable.
    • Design is complicated and requires extra time for faulty detection.

    Effective Display Printed Circuit Board

    Effective Display Printed Circuit Board

    PCBMay supplies Display circuit boards of superior quality. We also take care of testing and design aspects. Contact us now to enjoy cost-effective PCB display modules.

    Which Factors Are Important in Choosing a Display PCB Manufacturer?

    A trustworthy manufacturer can render high-quality service in the shortest possible time. You need to consider the following factors when choosing a dependable Display PCB manufacturer in China.

    PCB Assembly 

    It is mandatory to ensure the manufacturer uses of superb materials during PCB fabrication. Ability to deliver the goods within deadline is another indicator of PCB assembly expertise.

    Experience

    You must check the fabricator’s manufacturing experience. Customer reviews and service history are reliable sources for checking.

    Cost-efficiency

    Display circuit board manufacturing is a little bit expensive. That is why China-made PCBs are a good option. You have to find a manufacturer that provides PCB products at a competitive rate compared to the market price. If quality assurance can be assured at a lower price, you should consider this manufacturer as a viable option.

    Manufacturing Facilities

    An above-par manufacturer should have sufficient equipment facilities along with a well-structured factory. You need to verify if the technicians are up to international standards. Look for ISO, UL and/or RoHS certificates.

    You must likewise ensure that the manufacturer can deliver custom solutions to answer different display-related problems for consumers.

    PCB Manufacturing

    PCB Manufacturing

    Reliability

    Reliability is a great concern in the PCB industry. That’s why you should check for IPC and REACH certifications. Customer reviews can also give you an idea company credibility.

    Customers Service

    A Display PCB manufacturer should provide full-time customer service for both sales and technical help.

    The above factors are the major considerations before choosing your PCB supplier. PCBMay manufactures and supplies high-quality PCB-mounted display modules at affordable rates. Inquire from us immediately!

    What Are the Effects of Refrigerator Display PCB Connecting Wire?

    Refrigerator Display PCB connection wires have notable effects on the freezer activity. Wrong wire connections cause flickering in refrigerator displays. Misaligned connections make the circuit board and refrigerator defective while operating at high temperatures.

    That’s why you should use reliable connecting wires and to establish secure connections. If these wires get damaged, replace them as soon as possible. Proper wire connection improves the activities and longevity of the refrigerator display circuit.

    Display Board PCB Connecting Wires

    Display Board PCB Connecting Wires

    Besides, proper use of connecting wires enables the PCB to handle high current loads during the operation of a freezer. Proper connections of wires improves freezer function.

    How to Make a Seven Segment Display PCB?

    Seven Segment Display PCB is an electronic circuit board that acts to display decimal numbers and characters. It operates through LED technology in mostly, and LCD technology in some applications.

    This type of circuit board is highly applicable in calculators, washing machines, and digital clocks, as well as other similar electronic appliances. The 7 segment display PCB design is compatible with advanced display modules. It is easy to make this circuit board.

    You just need to follow some instructions to achieve a perfect 7 Segment Display PCB. Here are the required steps to make a 7 Segment Display PCB for your convenience.

    Component Selection

    First, you need to gather the necessary components:

    • PCB
    • LED
    • LED driver
    • Capacitor
    • Resistor
    • Pinhead
    • Pin Socket
    • Linear regulator

    You should use an essential number of components based on the number of digits needed. The type of LED used here is a vital factor. It determines the mounting process, brightness, color, etc.

    Surface Mount Technology is common for placing LEDs on the circuit board. Since the display needs to be seen from a remote place, the LED opening angle should be wide. White color LEDs are the most effective kind compared to other colors.

    Schematic Design

    Now, create a design layout through design software. Seven Segment Display PCB Package Proteus is reputable software for designing this PCB. You should follow the instruction manual to operate this software. Annotate the PCB components and run Proteus to detect errors of the schematic.

    7 Segment Display Circuit Board

    7 Segment Display Circuit Board

    After this step, assign the component’s size, shape and layout on the PCB. You can see the placement of the components through a 3D viewer. If there is nothing defective, connect these components.

    Creating a Gerber File

    After completing the design and component connection, it is time to create a Gerber file. You have to click on “File>Plot” option and plot all design files. Then, send it to the Display PCB manufacturer so that they know about your design requirements.

    If doing this by yourself, the next steps involve soldering and testing the circuit board. If you’ve sent the Gerber file to a professional PCB manufacturer like PCBMay, they will take care of the rest.

    What Is a Dot Matrix LCD Display PCB?

    Dot Matrix LCD Display PCB is a satisfactory option to use with graphic and text displays. This type of PCB operates through LCD or OLED technology. The PCB transfers signals, arranging the pixels in specific rows and columns.

    With this PCB, the graphic displays are compatible with both built-in or non-built-in character sets. But the text displays contain integrated character sets. This circuit board supports SMT (Surface Mount Technology) during assembly.

    Dot Matrix LCD Display PCB

    Dot Matrix LCD Display PCB

    You only need to connect a few connecting wires for the Dot Matrix LCD Circuit. Its design and processing are very effective for display modules. Watch this video about the working principle of dot matrix display:

     

    Which One Is Better? LED or QLED Technology in a Display PCB?

    LED and QLED technologies are suitable for display devices. When you are dealing with a display PCB, both of these have some positive points. Such as:

    • LED-based displays offer a higher contrast ratio than QLED.
    • LED display circuit boards ensure a quicker response rate compared to QLED technology.
    • The viewing angle is wider in the case of LED display PCB compared toQLED.
    • LED display circuits have Rigid-flex features. So LED displays are compatible with different device shapes and sizes. But, QLED technology is not supportive of both rigid and flexible applications simultaneously.
    • QLED is less vulnerable to the burn-in issue than LED display devices.
    • A PCB integrated with QLED offers better brightness compared to LED.

    LED vs QLED Display Circuit Board

    LED vs QLED Display Circuit Board

    Ideally, you should choose the LED mechanism based on your preferred feature for display devices.

    What Are the Significant Applications Of Display PCBs?

    Display PCBs are significantly used in the following applications:

    Washing Machine Display PCB

    Washing Machine Display PCB

    How Does a Display PCB Control Aspect Ratio?

    Display Aspect Ratio (DAR) indicates the proportion of the display width and height. This is a vital factor for displays used in computers, mobiles, and so on. Display PCB is an impressive product in terms of this feature.

    Display devices require a fixed aspect ratio. Otherwise, signals get distorted. Display PCBs control the signal transmission rate to maintain a consistent aspect ratio for different displays.

    For instance, the ideal aspect ratio of an LED TV is 16:9. LED display circuit boards to regulate the operation of drivers to ensure a fixed aspect ratio. That’s why the Display PCB provides outstanding display in several applications.

    Do Display PCBs Have Rigid-Flex Features?

    Yes, Display PCBs have Rigid-flex features. Rigid-flex PCBs are inside components of smartphones, laptops, and home appliances. Rigid-flex PCBs renders a firm, inelastic quality to display modules.

    Materials like FR4 and composite epoxy are used in constructing display circuits. FR4 and similar materials can handle high thermal pressures and external forces the devices need to stand up to.

    Display PCB Rigid-flex Features

    Display PCB Rigid-flex Features

    However, you can also use the Rigid-flex PCBs in bendable displays which don’t contain flat surfaces. That’s why these PCBs are compatible with both robust and flexible display designs. Moreover, display boards having rigid-flex features require minimum fuss. You can easily handle such reliable circuit boards in your electronic projects.

    What Are the Differences Between PCBs Used in LCD and AMOLED Displays?

    LCD (Liquid Crystal Display) and AMOLED (Active Matrix Organic Light Emitting Diode) are two reliable display technologies. These are mostly used in mobile displays. There are some distinguishable properties between the circuit boards used in these two display mechanisms.

    Display Color

    AMOLED PCB enables the display to deliver realistic colours. These circuit boards also superbly control the aspect ratio and contrast. The AMOLED PCB allows displays to be dark.

    In contrast, LCD circuit boards are capable of displaying true life colours. They can’t achieve a completely black display. LCD makes it easier to enjoy viewing in bright conditions.

    Energy Efficient

    AMOLED displays are more energy-efficient than LCD boards in a way. AMOLED displays can separate light pixels. That’s why AMOLED can achieve standard energy efficiency in most mobile displays.

    LCD circuit boards don’t show such effectiveness in smartphone displays.

    Viewing Angle

    LCD circuits provide a higher viewing angle in electronic display appliances. Its highest angle of view is around 180⁰. But, AMOLED can’t deliver such a wide-angle of view.

    LCD vs AMOLED Display Circuit Boards

    LCD vs AMOLED Display Circuit Boards

    Cost

    AMOLED displays are more expensive compared to LCD circuit boards. The manufacturing process is easier in the case of LCD PCBs since LCD technology was established first.

    Flexibility

    AMOLED displays contain flexible, stretchable, and adaptable features. In contrast to this, LCD technology does not support Flex Display PCB, for example, LCD is not used in foldable smartphones.

    Burn-in Effect

    AMOLED displays suffer from burn-in issues. But, LCD circuits are almost free from this precarious issue.

    What Are the Features of USB LCD Display PCB?

    USB LCD display PCBs have some useful features. These features make the use of LCD-based devices attractive. Notable among these:

    • Compatibility with lead-free technology.
    • Low dielectric constant. It is almost 4.4-5.
    • Low dissipation factor.
    • High TG (More than 200⁰C)
    • Low thermal expansion coefficient
    • High decomposition temperature. It is around 340⁰C
    • Low moisture absorption rate
    • High current conduction
    • Thick copper PCB
    • RoHS and CE-certified.

    LCD Display Circuit Board Design

    LCD Display Circuit Board Design

    How Do You Control the Quality of a Display PCB?

    Quality control is a vital factor for optimum display PCB manufacturing. You can maintain the top quality of this circuit board by following some measures. Here we show you the factors related to the quality maintenance of display modules. Let’s have a look.

    Component Sourcing

    You need to use durable and excellent components to construct display circuits. Otherwise, it is difficult to maintain higher standards of display in electronic appliances. You must check different features like current ratings, power dissipation,  and thermal conduction capabilities before choosing PCB components.

    Material Selection

    This is another crucial factor in controlling standard display quality. Effective dielectric materials promote the functionality and operating time of display circuits.

    Regular Inspection

    You need to inspect the PCB during design to check its condition. Regular checks promotes the longevity of display circuits.

    PCB Quality Control

    PCB Quality Control

    Reliable Testing

    This is another major part of PCB quality control. You can conduct manual and automated tests to detect faults. The following tests are reliable for display PCB performance checking.

    • Flying probe test
    • In-circuit test
    • Automated Optical Inspection
    • Automated X-ray Inspection
    • Functional tests

    Choose the right testing after considering your production volume and budget.

    Proper Maintenance

    It is important to perform preventive maintenance for display devices. You need to proactively check for temperature changes, moisture, contamination, and etc. while handling Display PCBs.

    Why Do You Need to Consider Temperature Change While Designing a Display PCB?

    Temperature affects PCB performance in various ways. You should control the operating temperature of the Display PCB to achieve maximum output. Improper temperature change is harmful in the maintenance of thermal, electrical, and mechanical properties of PCB materials.

    Display PCB Temperature Control

    Display PCB Temperature Control

    That’s why you need to consider changes in temperature during the design phase. Frequent and unplanned change of thermal states creates  serious complications in signal transmission systems of display circuits. Such as:

    • Improper temperature rise increases current conduction through the circuit board. It causes overheating that significantly reduces the operating life of display modules.
    • Impedance control is a mandatory requirement for achieving standard data propagation. Impedance control improves the integrity of audiovisual signals. Impedance stability is dependent upon temperature change to a certain extent.
    • Excessive heat makes the high-frequency signals vulnerable to electromagnetic interference. Signal quality falls when there is such an interference, then the display will be affected functionally.
    • Dielectric materials lose their efficiency in extreme temperatures. Temperature fluctuations affect dielectric strength and relative permittivity. Then you don’t get sufficient insulation during the current flow that is needed for viewing video content.
    • Standard temperature rise is necessary for high current Display PCB. It’s also a requirement in multilayer designs of display circuit boards.

    Hence, you see now that ensuring correct temperatures is needed to optimize Display PCB performance.

    How Can You Repair a LED Display PCB?

    LED display PCBs can suffer from some technical problems. When this happens, you need to repair the PCB. If the damage goes beyond repair, you should replace them to maintain the integrity of the device.

    To repair a LED display circuit board, you have to first determine its problem. A short circuit is a common issue. You need to detect resistance, voltage, and circuit connections through a multimeter.

    If you detect a short connection, resolve the issue immediately to save other components from burning.

    Display Printed Circuit Board Repairing

    Display Printed Circuit Board Repairing

    If you find a defective or damaged wire or component, remove them and solder quickly. Then, clean that portion on the surface and cover it with copper tape. Next, solder the connections.

    After that, restore the through-holes of the Display circuit board. The remaining task is to place a new component in place, then and solder properly. If you face any difficulty, contact a skilled technician to deal with this issue.

    Conclusion

    This FAQ guide tried to cover every aspect of Display PCBs.  Modern display technologies are based on this PCB. That’s why the proper assembly of this piece impacts the overall performance of digital merchandise.

    PCBMay is the most trustworthy display PCB  manufacturer in China. We supply high-quality Display PCBs for advanced electronic projects. Contact us to enjoy the PCBMay difference.

     

     

     

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