High-Class Module PCB Manufacturer in China

PCBMAY – Your MODULE PCB Expert

Launched in 2008, PCBMay is a recognized PCB manufacturer in China. We cater to many domestic and international clients, with a customer care staff available 24/4.

Module PCBs must be soundly designed because these PCBs need to accommodate significant power levels. The Module PCB from PCBMay is a quality product:

• Adequate for high power density needs
• Support high current loads (e.g. high number of power rails and/or current rating)
• Support integration of PWM controller, MOSFET, plus inductor and network compensation
• Covers spectrum of the diode, SCr, or SCR/Diode circuit configuration
• Handle powering of several semiconductor devices

When you order a Module PCB with us, we give you the best in quality. Our satisfied customers prove how good we are in producing top-of-the-line products. In fact, we also have Microvia PCB, Wireless PCB, Military PCB, and so much more. We have perfected Multilayer PCB manufacture as well.

Prior to finalizing a new order, you will have a COC report, a micro-section, and also a soldering sample. These steps will put you at ease in doing business with PCBMay. Additionally, when you submit a file for PCB designs, the file gets a full CAM review prior to manufacturing.

Lastly, you can be assured that your order will come on time. We are partners with first-rate couriers who will deliver your goods. Whether it is a small order or a large one, it will arrive on time and in good condition.

Do business with the most reputable PCB leader in China. Contact PCBMay now!

Module PCB: The Ultimate FAQ Guide

Are you worried about the power density of your electronic devices?

Module PCB is soundly designed to accommodate significant power levels. This circuit board handles powering of various semiconductor appliances. It is also supportive of high current ratings.

Do you know in detail about its manufacturing? PCBMay is a recognized module PCB manufacturer in China. This FAQ guide will let you know the pros and cons of this supremely functional PCB. We hope you will get all the necessary information here in simple words. Let’s start.

What Is A Module PCB?

Module PCB is a worthwhile circuit board that handles inadequate power supply problems. It fulfills the high power density needs and deals with high current loads. Module circuit boards support the integration of pulse width modulation controllers, MOSFET, etc.

In the modem electronics world, module PCB has brought out a tremendous advancement. It is a part of a large electric circuit board. Multiple module circuit boards are connected through the PCB cables or connectors.

This PCB is a good solution for wireless charging. It also improves the design of Arduino, Raspberry pi, etc. It enables the designer to improve design quality at a lower cost. Besides, its long lifespan and superlative durability make it a reliable circuit solution for semiconductor-based electronic devices.

Module PCB

What Are The Major Module PCB Types For Your Business Purpose?

Various types of module PCBs are applicable in large-scale projects. These PCBs have a significant contribution to developing your business. The major types of module circuit boards include-

• Power bank PCB
• USB hub PCB
• Power supply PCB
• LED PCB module
• Power amplifier PCB module
• Wireless charger PCB

Power Bank Module PCB

How do Module PCBs Improve The Performance Of Wireless Charging Devices?

Module PCB is an effective circuit board for wireless charging devices. It ensures constant voltage and current to charge digital gadgets. This PCB consists of an insulation coil as well as a transmitter.

The wireless charging PCB module uses a magnetic coupling resonance mechanism to transmit energy. This technique enables the PCB module to reduce the consumption of electrical energy while transmitting power.

That’s why this is a reliable replacement for the wireless power supply. Wireless charging PCB module deals with 5V output voltage. It can handle almost 1200 mA output current.

Usually, small size circuit boards and coils are suitable for wireless charging projects. That means using a module PCB instead of a whole circuit board is a good choice in this case. Here, you can find integrated receiver and transmitter insulation coils.

It can provide stabilized and high power supply to the electronic devices that operate through wireless charging. The design of this module circuit board is compact.

So, it is clear that module PCB improves the efficiency of wireless charging in electronic gadgets to a large extent.

Wireless Module PCB

What Are The Key Strategies In Designing A Module PCB?

You should follow some strategies that will ensure the proper design of a module PCB. Such as:

Component Placement

It is a vital part to arrange the components in a module PCB. Normally, An embedded PCB module contains a microcontroller, I/O pins, analogs, power supply, etc.

Connecting The Modules

You need to establish a stable and secure connection between the module PCB boards. It is effective to apply a PCB connector to achieve mechanical stability in high-speed signal transmission systems. Besides, there is an opportunity of using cables to connect the boards.

Scalability

The scalability is a great concern while designing a module circuit board. You should always think about future projects and designs while connecting I/O ports or placing the PCB components.

Mechanical Stability

You should use design software to achieve mechanical stability in PCB design. It can take care of the PCB traces, layer arrangement, the minimum spacing between the differential pairs, trace dimensions, etc.

Module Circuit Board Design

These are some worthwhile strategies to optimize the module PCB board design. You can also get a cost-effective design by following these guidelines.

How Much Power Can A USB Hub Module PCB Handle?

USB hub module PCB renders high-power handling capability in electronic devices. It can carry around 100 W power that making this circuit board convenient for your projects.

Normally, USB hub PCBs have some limitations while pulling too much power. High power loads cause the voltage drop in the USB hub. It leads to the damage of devices connected to the hub.

But, the USB hub module circuit board relieves the consumer from this headache. It handles the components that require high-power density with great efficiency. This PCB uses an AC adapter for charging as well. So, the voltage drop is a rare scenario for the USB hub module PCBs.

USB Hub Module PCB

What Are The Notable Benefits Of Module PCB?

Module PCB offers outstanding benefits to different electronic appliances. Nowadays, a lot of projects require module circuit boards because of their impressive performance in power management and long lifespan.

Here, we are going to explain some notable advantages of this circuit board for your convenience.

Space Management

Module PCB is reputable for its high-density component placement. It allows useful accommodation of surface mount devices in its limited space. But, this PCB superbly maintains dimensional accuracy while placing the components.

Easy processing

The processing of this PCB is not complicated at all. As you can process each PCB module separately, you have opportunities to give extra care in its assembling. The manufacturing of a whole circuit becomes time-consuming and hassling in many cases.

Compatibility With GPS

Nowadays, many consumers want to incorporate GPS chipsets in the circuit board. Module PCB allows the use of GPS in its design. It is a huge privilege for manufacturing industrial electronic products.

GPS PCB module ensures proper transmission of RF signals. Again, Its design is effective for noise reduction.

High Power Density

Module PCB ensures sufficient power supply to each component that it controls. This high-power PCB allows carrying high current loads during signal transmission.

USB hub module circuit board utilizes point-to-point packet technology in trace routing. Thus it can prevent occurring power shortages in upstream and downstream USB ports. This feature is also supportive of transferring data with high bandwidths.

Convenient Replacement

Modular hardware permits a designer to separate the entire circuit board into multiple modules. It gives tremendous benefits when you need to repair or replace a specific segment of the PCB board.

You can easily replace a module circuit board without troubling the other portions of the circuit. This property makes its use more convenient.

Quality Testing

Module PCB assembly renders quality testing facility. It is easier and reliable to test a module circuit board instead of testing a full circuit. That’s why you can verify the real-time performance of this PCB with more efficiency.

High Functionality

Numerous types of module PCBs offer superlative functionality in versatile fields. WiFi module PCBs,  Bluetooth module circuit boards, etc are highly operative in data transmission.

Besides, these circuit boards are applicable for multilayer designs. You can utilize it for both single-sided and double-sided PCB projects.

Durability

It is resistant to moisture and different hazardous chemicals. Its effective materials and metallic coatings turn it into a durable circuit. So, it has a long shelf life.

Moreover,  a properly designed module PCB can tolerate high electrical forces. Then, it is capable of transferring heavier current loads without causing any difficulty.

Module PCB Benefits

Is WiFi Module PCB Compatible With  Multilayer Designs?

Yes. PCB WiFi module supports multilayer design technology. PCB modules with a high layer count (more than 6 layers) are effective for Bluetooth WiFi modules. Multilayer design becomes successful in this case due to the use of useful dielectric materials.

The relative permittivity of the PCB materials used in the WiFi module construction is low and covers a wide range. It is a vital factor for designing multilayer stackup properly.

You need to ensure different DK values in different PCB layers. It is required for achieving impedance stability in multilayer PCB designs. Again, the WiFi module circuit board is supportive of applying sufficient PCB via to maintain proper thermal conduction.

The graph of using multilayer module PCBs always has a positive slope.  For example, the multilayer vehicle PCB WiFi module is very popular in the automotive industry. So, it is great to use multilayer PCB modules to promote the quality of electronic products.

Multilayer Module PCB

How To Design A Raspberry Pi Compute Module PCB?

The Raspberry Pi compute module is basically a full-fledged computer module. The design of this module PCB renders a lot of flexibility to the designer to apply I/O pins, hardware as much as required.

You need to follow some steps to successfully design a Raspberry Pi compute module circuit board.

Component Management

First, you have to get the parts and tools together. The following parts are used in this design:

• Raspberry Pi compute module
• Raspberry Pi camera module
• I/O board compute module
• Raspberry Pi Zero camera cable
• HDMI Cable
• Soldering instruments
• USB ethernet adapter
• Female-female jumper
• The micro USB power supply of 5V
• RAM connector

Flashing EMMC

Then, you need to flash the embedded multimedia card (EMMC). You will get the necessary information about the EMMC flashing from the Raspberry Pi documentation.

To perform this step, insert the compute module into the RAM connector and set the I/O pins to the programmable mode.

Booting

Next, start booting for the first time. You have to just ensure that the I/O board is connected to an HDMI monitor and USB keyboard.

Configure Camera

In this stage of designing the Raspberry Pi compute module PCB board, it is required to enable a camera. You can configure the camera through Raspi-config and a customized device tree file.

You can check the documentation for knowing better about configuring a camera in this module.

I/O Board To Custom PCB

Now, you can move to design your custom PCB. You have to place the components on the backside of the PCB. You can eliminate the GPIO header from the design. It is important to maintain some rules while designing the PCB layout. Like-

• PCB layer count should be more than 4.
• The trace routing that goes to the camera and HDMI connector, needs to have a 100 Ohm differential pair.
• The thickness of the PCB should be around 1.6 mm.

Thus, you can easily design and construct your Raspberry Pi compute module PCB. If you face any complications, feel free to contact us. We have RoHS-certified skilled technicians to take care of such advanced designs.

Raspberry Pi Compute Module PCB

Is Module PCB Moisture-resistant?

Module PCB shows impressive resistance against moisture contamination. Its moisture absorption rate is around 0.02%. It is very low. So, this PCB can maintain its thermal and electrical properties in humid situations.

Usually, module circuit boards are composed of highly durable PCB materials. These materials don’t get affected by regular moisture and dust.

Besides, you can incorporate conformal coating on its surface. It acts as a protective layer that impedes moisture from hampering the PCB substrates.

Module PCB Moisture Resistance

Do Module PCB Boards Have Any Drawbacks?

Consumers prefer a single PCB for the whole circuit to module PCB due to some of its drawbacks. Its most considerable negative points include-

• It is a little bit of a hassle to create multiple module circuit boards. Constructing a PCB for an electric circuit becomes easier in some cases.
• Its manufacturing cost is comparatively high.
• Improper design of PCB modules will damage the entire circuit. So, it demands too much care.

Effective Optical Module Circuit Board

How To Test A Module PCB Assembly?

Module PCB demands regular inspection to achieve optimum efficiency from this PCB. The flying probe tests and Automated X-ray inspections provide trustworthy results about its performance.

Automated X-ray Inspection (AXI)

Here, the inspector uses an X-ray to detect flaws in the PCB design. Since X-ray has high penetrating power, it can find dimensional faults like improper soldering, drill hole sizes, etc.

The AXI test is expensive but reliable. You can rely on it for large-scale PCB manufacturing.

Flying Probe Test (FPT)  

It detects the electrical errors of a module circuit board.  Here, multiple probes get touched to the PCB from different angles and the inspector sees the result in the monitor.

You can find the errors of current rating, irregular power dissipation, diode connection, voltage drop, etc. Its expense is low compared to automated tests. That’s why a flying probe test is a good option for small-scale PCB  productions.

Except for these, you should conduct the functional test. It delivers you a proper idea about the real conditions of a module PCB.

Module PCB Testing

What Is The Operating Principle Of LED Module PCB?

LED module PCB is a highly functional and durable circuit board. It utilizes LED technology during its operation. This PCB enables the LED lights to achieve the highest power and voltage.

It regulates the current flow in LEDs. So the operation of the LED PCB module is completely safe. This circuit board run through the LED mechanism is supportive of current limiting functions.

In the case of LEDs, a definite voltage is applied to the semiconductor, and photons are emitted from the particle. In a nutshell, LED transforms the electrical energy to the light form as well as produces a minimum amount of heat.

As LED technology is energy-effective, it ensures low power consumption while functioning. But, this PCB ensures sufficient power density at the same time. Its superlative mechanism and effective construction materials keep it durable for a long period.

LED Module PCB

How Do You Choose The Right Module PCB Manufacturer?

Choosing the right PCB manufacturer is a crucial matter in the case of module PCB.  A reliable manufacturer should offer some important features that ensure the high-level manufacturing of this PCB.

You need to check the following properties while choosing a trusted manufacturer of module PCB in China.

• Well-structured factory
• RoHS-certified technical staff who have the proper skill of the PCB assembly services.
• A long history of module circuit board design and manufacturing.
• Smart and available customer service
• Sufficiency in PCB materials
• Ability to deliver required custom solutions.
• Proper time sense and professionalism.
• Certification of fulfilling IPC class 2-3 standard requirements.
• Last, but not least, reasonable product price.

PCB Manufacturing Service

We have been manufacturing various module PCBs for around 15 years. Our module circuit boards meet the demand of IPC standards. Call us today to enjoy the excellence of WiFi module PCB, wireless charger module PCB,  etc.

What Are The Features Of The Power Bank Module PCB?

Power bank module PCB offers tremendous benefits in charging electronic devices. Generally, a power bank functions as a portable charger. PCB module power bank ensures hassle-free charging of gadgets. Its notable features are-

• It regulates the charging state of digital gadgets.
• This PCB is resistant to overcharging.
• High power output
• Compatible with multiple voltages
• Usually, it supports Lithium-ion and Lithium-polymer technologies.
• The highest battery capacity is around 10000 mAh.
• Low dissipation factor.
• The average operating life is 4-5 years.
• It can deal with multiple USB ports.
• High-density design
• UL 94 V-0 rating
• High tensile strength
• Built-in LED indicator lights.

Watch this video about the power bank charging module circuit board:

Power Bank Module Features

Which Dielectric Materials Are Used In Module PCB Fabrication?

Module PCB is composed of various dielectric materials. The most common dielectric material used in its fabrication is FR4. It plays a crucial role in maintaining insulation between the copper layers.

FR4 materials offer a high glass transition temperature in the PCB laminate. Again, the coefficient of thermal expansion (CTE) is low at the Z-axis. That’s why the thermal performance of PCB modules is commendable enough to promote the device’s quality.

Module PCB Dielectric Materials

Besides, dielectric materials conduct sufficient heat along with ensuring high decomposition temperature. These PCB components enable the circuit board to maintain a low dielectric constant and low loss tangent.

So, you must give priority to including FR4 materials during the module circuit board fabrication.

How Does Stable Impedance Improve Module PCB Performance?

Impedance stability is a useful feature of module PCB. It improves the PCB module’s performance in many ways. Such as:

• Stable impedance is required for ensuring the normal operation of the PCB modules.
• It is necessary for maintaining the clarity of signals in high-frequency applications.
• Controlled impedance improves the quality of multilayer PCB WiFi modules.
• Impedance stability helps to reduce the electromagnetic interference (EMI) and signal reflection in the PCB transmission line.

You need to regulate the copper thickness, DK value, trace dimensions, etc to ensure impedance stability in a module printed circuit board.

Module PCB Controlled Impedance

Which Design Software Is The Best For Module PCB Design?

Design software improves the design quality and makes it easier. Among so many software, Altium Designer is the best for designing module PCB properly. It allows the designer to make complex PCB designs for embedded systems, mixed board systems, etc.

Altium Designer contains useful design tools through which you can conveniently design and organize modular circuit boards. Again, it is easy to include IoT devices in the PCB modules if you use this design software.

Module Hardware Design In Altium

It also delivers quick documentation of the whole design. You can check the design accuracy here. That means Altium Designer enhances the functionality of the basic and complicated module circuits like Bluetooth module PCB, GPS PCB module, etc.

Watch the following video to know how to transfer a design to the PCB in Altium:

What Is The Operating Temperatures Of Bluetooth Module PCB?

Bluetooth module PCB shows outstanding thermal management in electronic applications. It remains functional at high heat conditions. The maximum operating temperature of this PCB is around 140-150⁰C.

It is a high TG PCB. That means its transition temperature is more than 170⁰C. So, its operating temperatures are useful for delivering quality performance in high-frequency Bluetooth applications.

Conclusion

PCBMay offers the best quality of module PCBs nowadays. These PCBs improve the functionality of wireless modules to a great extent. We have intended to explain the details about the module printed circuit boards through this FAQ guide.

We hope you have already got answers to all of your queries about its manufacturing, benefits, limitations, and so on. Contact us immediately to experience the best PCB module.