Your Professional Power Supply PCB Manufacturer in China

PCBMay- Your Outstanding Power Supply PCB Manufacturer in China

PCBMay is your most significant resource for your power supply PCB needs. We are known for being a professional power supply PCB manufacturer since 2008. We are also involved in distributing not just in China but to all leading markets around the globe.

We have this fully equipped high-tech equipments to produce a bulk of power supply PCB. Along with this is our licensed electrical engineers who take part in designing, developing, managing, and testing all electrical components and equipment. PCBMay also follows all the product standards in choosing the suitable material in producing this product. 

Power supply PCB ables the conversion of the power supply between AC and DC in which it encompasses the actual power of the device that makes it work efficiently. Perfect installation, repair, and replacement in personal computers, home appliances, mobile devices, or other devices that maintain electronic devices’ performance.

PCBMay pays its full attention to producing high-end power supply PCB. We establish in analyzing and inspecting every dimension of this product to check the complete advantage of the product. We do examinations first through our testing laboratories to clarify if it is good or has something to develop.

We are proud to say that all of our power supply PCB is certified ISO9001:2008, ISO14001:2015, REACH, UL, and RoHS qualifiers. It is legible evidence that all of our product is credible and trusted to use. We have this inventory information for our power supply PCB product.

At the lowest cost, you can now have your personalized power supply PCB. You are free to send us your inquiries and suggestions to know what standard of power supply PCB you are seeking. We can also respond quickly to all your orders and directly send this to your residential location safe and secure.

We, the PCBMay team, are guarantee to be your top resources and manufacturers. We can stand each other to retain our position to be top in this industry. Everything you need is here only in PCBMay.

Send us your email for further information!

Power Supply PCB – The Ultimate FAQ Guide

Want to convert AC power into DC by installing a power supply PCB?

Are you planning to upgrade the efficiency of your home accessories, including your computer?

The following guide will help you!

We have compiled some frequently asked questions below based on our research.

Let’s get started.

What Is A Power Supply PCB?

Power supply PCB is precisely defined as the type of a power supply circuit that acts as a source of recharging all electronic systems and circuit boards.

The majority of the circuits having this kind of power supply are divided into sub-circuits. Thus, they are common in PCB power supplies.

If we talk further about this circuit power supply, they are considered the best converters in electrical circuits.

In electrical circuits, the power supply circuits lead to converting the input energy source into a steady output.

The output is always substantial to meet the power requirements of the load, system, or circuit.

The efficiency of the power supply PCB doesn’t depend on the efficiency of the source and the requirements of the load.

Besides the load requirements, the building of the PCB layout design is an integral part of power supply circuits.

Many versatile types of power circuits work in compliance with the power supply designs included in their development.

In addition to all these tasks, the power supply circuits are also famous for encompassing the actual power of the circuit systems ranging from PCs to home appliances.

In all devices, including computers, power supplies must convert AC into DC power with a reduction in the noise content.

Power Supply PCB

What Are The Applications Of Power Supply PCB?

Some important applications of power supply PCB are listed as under:

• It is used in almost all low power applications
• It is used in the linear regulators for the power control
• It is used in the switching regulators for integrating with the other circuits
• ICs are more than suitable for all mobile devices
• It is used in all devices that plug into a wall outlet
• Low power consumption mobile devices also include this power supply circuit
• It plays the leading role in signal and power integrity
• It is used to provide higher efficiency to the broad current circuit b
• It used PWM to introduce smoothness and regulation in the output voltage
• It also filters out the noise coming from the output
• It is used in unregulated power supply circuits to convert AC power into DC
• It eliminates the production of a rippled output

Applications Of Power Supply PCB

What Is The Shelf Life Of Power Supply PCB?

The shelf life of the power supply PCB ranges up to 5 to 8 years.

However, the shelf life of the power supplies of PCBs depends on the quality of production and methods adopted to produce them.

The use of high-quality manufacturing parts, the availability of printed circuit boards, and the type of solder are used to make the power supplies impact their shelf life.

The shelf life of many other models of power supplies of PCB ranges up to many years in case of brand new items.

But the experts suggest it will change the power supplies of computers and other appliances after five years.

The primary reason behind changing the power supplies is the decline in efficiency and recurrent instability problems during working.

In addition to this, the old capacitors, frequent power surges, and mechanical stresses are also some other factors that can change the shelf life of the PCB power supplies.

Many premium manufacturing companies, including PCBMay, produce the highest quality of brand new PCB power supplies that come with extended shelf life.

So, you can reach them out to get your hands on the reliable and most efficient power supply circuit for your home appliance.

Shelf Life Of Power Supply PCB

What Are Different PCB Power Supply Design Options?

There are three main types of PCB power supply designs:

• The Liner Power Supply Circuit of PCB

This type of power supply is mainly used to convert the primary AC voltages to the lower DC voltage in all electronic appliances.

The most common conversion for the linear power supplies of PCB is 120V@60Hz to 24V DC.

Not only this but most of the power supplies of PCB are involved in the drive embedded products and many other industrial facilities.

• Switched Power Supply of PCB

Unlike the linear power supplies, the switched power supply circuits in PCB produce power on the highest quality of circuit boards.

With the help of switched power supplies, the switching regulator of the device uses SMPS to produce the higher grade current with extended efficiency.

The prominent production of current is also associated with the low heat while generating large heat-producing parts of devices.

• Battery-Based Power Supply of PCB

This power supply circuit is famous for its ability to work with constant voltage and current modes. In addition to this, you can use it with the low-noise linear types of regulators.

The battery-based power supply of PCB works in integration by tracking the pre-regulator to decrease the power dissipation in devices.

They are powered through ATMEGA328P and contain a programmed version of Arduino IDE.

Different PCB Power Supply Designs

What Are Best Practices For PCB Power Supply Design?

The best practices for PCB power supply design are listed as under:

• Buck

This practice is related to the switched power supply designs of PCB. SMPS in this practice is designed to step down the voltage.

Stepping down the voltage coincides while stepping up the current in the circuits.

• Boost

This SMPS design practice corresponds with stepping up the voltage while stepping the current in the electrical circuits.

• Buck-Boost

Compared to the practices mentioned above, this SMPS design practice is related to the buck and boosts converters.

It corresponds with either stepping up or stepping down the voltage depending on the conditions in the working circuits.

However, regardless of the practices for power supply designs in PCBs, all boards must be cleanly designed with low noise production.

Thus, for making such a supply design of PCB that makes low noise while stepping up or stepping down the voltage, consider the following factors.

• Current

If the current supplies you’re working with have high levels, make sure to use the adequate trace widths of the circuits.

In addition to the adequate widths, consider the copper weight to tackle the high current levels in the circuits.

• Heat

A power supply design of the PCB often gets hot while working. Thus, it is suggested to make a design that helps to dissipate the heat from the circuits.

The greater the heat dissipation, the greater will be the efficiency of the power supply design of the PCB.

• Noise

For reducing the noise creating the power supply designs of the PCB, make sure to use compact and tight packages.

For making sure everything about the low noise production in the power supply designs of the PCB circuits is to adopt the best grounding strategies.

PCB Power Supply Design

What Is Thermal And Power Integrity In PCB Power Supply Design?

The thermal and power integrity in PCB power supply designs are described as under:

• Thermal Integrity in Power Supply Designs

Besides converting the power, the power supply designs are more related to thermal management since dissipating the heat during the conversion process is a key factor for better working.

For integrating the thermal factor of the power supply designs, you should build the regulator circuit with discrete components of the same size of the system.

While choosing the suitable regulator circuit, don’t forget to consider the thermal management options for all types of ICs in the power supply designs.

In addition to this, thermal integrity is also achieved by mounting a fan on the enclosure and providing substantial power with the help of AC signals.

But if you’re using the DC to DC power supplies, you’ll need a PWM signal. It helps to ensure cooling while running the components of power supplies in PCB circuits.

• Power Integrity in Power Supply Designs

Unlike the thermal integrity in the power supply designs, power integrity is also an essential feature. Different devices present on the circuit boards of PCB require different powers to run.

Make sure to use the power and ground planes in the circuit boards to promote the power integrity in the power supply designs of PCBs.

Besides this, managing the right power supply is more challenging than connecting an IC power source.

That is why experts suggest keeping a consistent voltage in the power supply circuits of the PCBs to introduce power integrity.

One of the potential problems that occur while ensuring the integrity of the power in PCB circuits is the availability of multiple supply voltages.

Moreover, the consistent power integrity will also require huge capacitors to provide a clean power supply in PCBs.

What Are Power Supply PCB Design Guidelines For Place And Route?

The power supply PCB design guidelines for place and route are listed as under:

• Layer Stackup

During the configuration of the multi-layer board, it is essential to have a ground or power plane in between the outer and inner power layers.

The power supply components and routing between the inner and outer layers must maintain sensor signals’ assurance.

Both planes of the inner and outer layers act as a shield for the sensitive signal traces coming from the outer layer’s noisy power components and routing.

• Component Placement of the Power Supply Design

Ensure to place the power supply parts close to each other to minimize the trace lengths and close the device loads.

While doing so, don’t forget to place the parts close to each for ensuring the shortness and direct delivery of the power through them. The inductor must be placed right after the output capacitor.

After placing the power components, make sure to place the remaining parts of the power supply close to each other.

• Trace Routing

The majority of the design route is right after the placement, but some power supply designs of PCBs route after completing the placement. Regardless of the way, make sure to place the complements with short traces.

Make sure to use the wide traces of current in the routing of the placements. Forty-five degrees or rounded corners are perfect in this case.

For reducing the chances of inductance, use the vias for power traces. This method will not cause any problem because the main power components are present on the same sides of the board.

• Grounding

Create a separate ground for all types of power components in the power supplies of PCB. In this case, the solid ground plane is mainly preferred.

Besides separating the power components, make sure to provide the optimal grounding of the power supply but don’t forget to isolate the noise of current return parts.

Connect the two planes to provide a tangible way to dissipate the heat from the power supply circuits.

You can contact PCBMay to get a brief insight into the detailed guidelines of power supply circuits for place and route.

Power Supply PCB Design Guidelines

How To Choose The Best Power Supply PCB Manufacturer From China?

You can find the best power supply PCB manufacturers by following the given steps:

• Start Online Search

The first step is to explore the options available on the search engines. Conclude the possibilities by looking at their efficiency.

• Contact Manufacturer and Get a Quote

Contact the manufacturer and get a quote that suits your needs.

• Check the Manufacturing Process

Before purchasing the power supply circuits, make sure about everything related to the manufacturing process. Check the fulfillment of all quality standards.

• Customization

Look for the customization services at the manufacturer’s site for better product deals.

• Delivery Time

After purchasing the power supply circuits of PCB, look for the fast delivery time of the manufacturer. Check the versatility of different shipping methods.

• One-Stop Solution

The manufacturer must provide a one-stop solution to all your concerns, including repairing, installing, and replacing power supply circuits of PCB.

PCBMay can be your ultimate stop for finding all these qualities in one place!

What Is Power Supply PCB Hs Code?

The power supply PCB Hs code is defined as the characterized Harmonized System (HS) codes.

These codes are the primary entity for the industry classification systems and are commonly used in the export process of goods.

It is a 6-10 digital number issued to the power supply circuits of PCBs while shipping them on an international scale.

Customs mostly use this number to identify or classify the shipped products all around the international borders.

Power Supply PCB Hs Code

What Dual Power Supply PCB?

Dual Power Supply PCB is comprehensively defined as a single source that provides two separate voltages – one negative and the other positive.

It is one of the unique power supply circuits for PCBs because it provides a wide range of advantages to the device functions.

Many sensitive appliances and devices, including laptops and televisions, require a dual power supply circuit PCB for efficient performance. The operational amplifier is also not an exception to it.

The negative voltage supply in the dual power supply circuit is the essential requirement for various digital systems. It includes analog-to-digital converters.

With dual power supply circuits of PCB, the devices require a minimal amount of current.

The reduced need for current leads to the generation of small negative power thus, making it not cost-effective.

The cost-effectiveness of the dual power supply PCB circuits is wholly due to the substantial quantity of the integrated circuits and discrete components. All this is required for achieving the desired power level.

Dual Power Supply PCB

What Is The Layout Of Dual Power Supply PCB?

The ICL7660 and ICL7660A make PCBs’ dual power supply circuits.

Moreover, the specifications of the dual power supply circuits in PCB use the monolithic CMOS voltage converters to convert the high-quality input voltage.

The input voltage conversion ranges from +1.5 volts to +10 volts with an output voltage range of -1.5V to -10 volts.

Besides the voltage conversion, the dual power circuit layout contains every required circuitry to complete the negative voltage converter.

The two external capacitors are not included in the voltage conversion. In addition to this, you can also obtain the necessary input voltage to design dual power circuits through any USB port.

You can head out to PCBMay for getting the top-notch quality of the dual power layout of PCB.

Layout Of Dual Power Supply PCB

What Is A Lm337 Dual Power Supply PCB?

An Lm337 dual power supply PCB is defined as the adjustable 3-terminal negative linear voltage regulator capable of supplying a steady current of 1.5A with a voltage output range of -1.2V to -37V.

This linear regulator is mainly used to make the negative voltage at the output. That is why it is used mainly in almost all PCB circuits.

All PCB circuits with Lm337 based regulators perform the function of the negative block at the circuit.

In addition to this, it also provides the negative block that consists of the same components as present in the positive block of the PCB circuit.

The input voltage reverses its polarity because it is opposite to the positive block in the regulator circuit input section.

Lm337 Dual Power Supply PCB

What Is Switching Power Supply PCB Layout?

The switching power supply PCB layout is abbreviated as the single panel that works with low circuit complexity and cost.

The majority of the switching power supply circuits in PCBs play the most important role in reducing production costs and achieving efficient power and heat dissipation.

However, one common problem of switching power supply in PCB circuits is the unstable switching waveforms. The varying waveforms are often responsible for creating an audible noise.

How Bridge Type Power Supply PCB Is Designed?

The steps for designing the bridge type power supply PCB are given as under:

• Make sure to get the most significant level of design flexibility
• The design flexibility should include all the components
• The component data must work in compliance with the other design features
• The unified design of components enhance the working of the power supply circuits in PCB
• Make sure to choose the right components for the correct placement and production of the bridge power supply
• Integrate your software with the other features of the circuit if existing components don’t work properly
• Troubleshoot all signal problems during the design phase
• Ensure everything about the signal integrity in the power supply designs

Bridge Type Power Supply PCB

What Is The Layout Of 5v Power Supply PCB?

The 5v power supply PCB layout is a unique design of the power circuits that works with the digital regulators.

All 5v power supply layouts of the PCB use a 7805 voltage regulator with a particular design. It is mainly used to protect the circuit transformer.

In addition to the circuit rectifier, some other components include the capacitor, filter, and LED indicator.

It is used in many electronic products that need a power supply for converting the primary AC voltage into regulated DC voltage.

What Is Lm723 Power Supply PCB?

The Lm723 power supply PCB is produced by using the IC LM723 adjustable regulators.

They are very easy to use because they work with a power supply that needs a large voltage-ampere.

In addition to this, the Lm723 power supply circuit in the PCBs has a DC output voltage that is also a regulated output ranging from 0V to 35V.

The circuits with the Lm723 power supplies of PCBs are known for over-current protection because the LED indicators work best to indicate the high current surge.

The LED light of the indicators in the circuits works with the required voltages on the electronic components.

What Is Linear Power Supply PCB?

Linear power supply PCB is a particular PCB circuit famous for converting the primary AC voltage into a lower DC voltage in electronic devices.

All designs of the linear power supplies of PCB circuits help run the embedded products and other equipment included in the industrial facilities.

Linear power supply circuits work with large transformers to drop the voltage from the AC line to lower AC voltage.

In addition to this, it also uses a long series of rectifiers in the circuit to produce a clean DC output.