The FR5 PCB Manufacturer You Can Rely on from China
PCBMay is your trusted business partner for all your FR5 Printed Circuit Board needs. We are a time-tested brand.
- All our FR5 PCBs meet IPC Class 2 or 3
- No minimum order for your FR5 PCB needs
- Guarantee on-time delivery, world-wide
- Free sample before large order
- Your satisfaction guaranteed
PCBMAY FR5 PCB - The Best Value for Your Business
We take care of you by prioritizing what PCBs you need. For the most excellent quality of FR5 PCB products, we offer a wide range, suitable to any digital application in business.
At PCBMay, customer is king. We accommodate any type of FR5 PCBs you need. We also manufacture other types of PCBs, such as PTFE PCBs, Polyimide PCBs, and the more common FR4 PCBs.
You can place a custom order or a pre-made order with us.
Inquire from PCBMay now!
Types of FR5 PCB To Meet Your Requirements
Surface Mount Devices (SMD) are soldered on both sides of PCBMay’s Double-sided FR5 PCB. A cost-effective type of PCB, customers often use it for LED lighting projects as well as power systems.
PCBMay’s Multilayer FR5 PCB are more effective in decreasing costs. Another added advantage is durability, as well as versatility. Used in many applications e.g. complex and high-density projects.
The premium materials used to complete the 8 Layer FR5 PCB include gold, ENIG, and OSP. These strong materials make the PCB able to resist breakage, lessening risk of deforming when in use.
This is considered the simplest design for FR5: the Single-sided FR5 PCB. To ensure the conductivity is optimal, the contact fingers are correctly sized—same quality as the more sophisticated multilayer FR5.
The discerning feature of the Flexible FR5 PCB is adaptability in small, tight spaces. Using flexible polyimide film, heat sensitivity of the end-product is considered so that the PCB designed is appropriate.
Whether 2 Layer Rigid-flex FR5 PCB or 4 Layer Rigid-flex FR5 PCB, these boards use PTH (Plated-Through-Holes) innovation to interconnect the board designs. The rigid areas can have buried vias in pad.
PCBMay is a Reputable Producer of the FR5 PCB
To give you an idea of PCBMay’s priority on the best quality, we show you our manufacturing facility and production process for FR5 PCB. In this video, we highlight the cleanliness and orderliness of our ISO 1400:2015 certified plant.
What drives our business is repeat orders from customers who are satisfied with their PCB orders. We are also a mass producer of the most common PCB types used in commercial applications.
PCBMay receives orders from countries around the world because of our ability to produce on time, and on demand. Our products fit your budget too.
Related FR5 PCB









FR5 PCB Production Details As Following Up
- Production Facility
- PCB Capabilities
- PCB Materials
- Shipping Methods
- Payment Methods
- Send Us Inquiry








Item | Capability |
Layer Count | 1-40layers |
Base Material | KB、Shengyi、ShengyiSF305、FR408、FR408HR、IS410、FR406、GETEK、370HR、IT180A、Rogers4350B、Rogers4000、PTFE Laminates(Rogers series、Taconic series、Arlon series、Nelco series)、Rogers/Taconic/Arlon/Nelco laminate with FR-4 material(including partial Ro4350B hybrid laminating with FR-4) |
Board Type | Backplane、HDI、High multi-layer 、blind&buried PCB、Embedded Capacitance、Embedded resistance board 、Heavy copper power PCB、Backdrill. |
Board Thickness | 0.2-5.0mm |
Copper Thickness | Min. 1/2 OZ, Max. 10 OZ |
PTH Wall | 25um(1mil) |
Maximum Board Size | 1100*500mm(43”*19”) |
Min laser drilling size | 4mil |
Min. Spacing/Tracing | 2.7mil/2.7mil |
Solder Mask | Green, Black, Blue, Red, White, Yellow,Purple matte/glossy |
Surface Treatment | Flash gold(electroplated gold)、ENIG、Hard gold、Flash gold、HASL Lead free、OSP、ENEPIG、Soft gold、Immersion silver、Immersion Tin、ENIG+OSP,ENIG+Gold finger,Flash gold(electroplated gold)+Gold finger,Immersion silver+Gold finger,Immersion Tin+Gold finger. |
Min. Annular Ring | 3mil |
Aspect ratio | 10:1(HASL Lead free、HASL Lead、ENIG、Immersion Tin、Immersion silver、ENEPIG);8:1(OSP) |
Impedance control | ±5ohm(<50ohm), ±10%(≥50ohm) |
Other Techniques | Blind/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:
SUPPLIER | PCB LAMINATE | TYPE | MATERIAL DATASHEET | TG | TD | DK(1MHZ) | DK(1GHZ) | DK(10GHZ) |
KB | KB-6160 | FR4 | DOWNLOAD | 135 | 305 | 4.35 | – | – |
KB-6160A | FR4 | DOWNLOAD | 135 | 305 | 4.35 | – | – | |
KB-6160C | FR4 | DOWNLOAD | 135 | 314 | 4.7 | – | – | |
KB-6150 KB-6150C | FR4 | DOWNLOAD | 132 | 305 | 4.6 | – | – | |
KB-6164 | FR4 | DOWNLOAD | 142 | 330 | 4.8 | – | – | |
KB-6164F | FR4 | DOWNLOAD | 145 | 340 | 4.8 | – | – | |
KB-6165F | FR4 | DOWNLOAD | 150 | 346 | 4.8 | – | – | |
KB-6167F | FR4 | DOWNLOAD | 170 | 349 | 4.8 | – | – | |
SHENGYI | S1141 | FR4 | DOWNLOAD | 135 | 310 | 4.6 | – | – |
S1141KF | FR4 | DOWNLOAD | 140 | 350 | 4.7 | – | – | |
S1000 | FR4 | DOWNLOAD | 155 | 335 | 4.9 | – | – | |
S1170 | FR4 | DOWNLOAD | 170 | 335 | 4.6 | – | – | |
S1000-2 | FR4 | DOWNLOAD | 170 | 335 | 4.8 | – | – | |
S1155 | FR4 | DOWNLOAD | 135 | 370 | 4.7 | – | – | |
ITEQ | IT-158 | FR4 | DOWNLOAD | 150 | 340 | 4.6-4.8 | – | – |
IT-180 | FR4 | DOWNLOAD | 180 | 350 | 4.5-4.7 | – | – | |
TUC | TU-768 | FR4 | DOWNLOAD | 180 | 350 | – | 4.3-4.4 | 4.3 |
TU-872 | Modified Epoxy | DOWNLOAD | 200 | 340 | – | 3.8-4.0 | 3.8 | |
ROGERS | RO 3003 | Cer/PTFE | DOWNLOAD | – | 500 | – | – | 3 |
RO 3010 | Cer/PTFE | DOWNLOAD | – | 500 | – | – | 10.2 | |
RO 4003 | Hydrocarbon/Cer | DOWNLOAD | >280 | 425 | – | – | 3.38 | |
RO 4350B | Hydrocarbon/Cer | DOWNLOAD | >280 | 390 | – | – | 3.48 | |
RT/duroid 5880 | PTFE/Glass | DOWNLOAD | – | 500 | – | – | 2.2 | |
ISOLA | Polyclad 370HR | FR4 | DOWNLOAD | 170 | 340 | 4.8-5.1 | – | – |
FR406-HR | FR4 | DOWNLOAD | 190 | 325 | 3.91 | 3.86 | 3.81 | |
FR408-HR | FR4 | DOWNLOAD | 200 | 360 | 3.72 | 3.69 | 3.65 | |
P96 | Polyimide | DOWNLOAD | 260 | 416 | – | 3.78 | 3.73 | |
Hitachi | MCL-BE- 67G | Modified Epoxy | DOWNLOAD | 140 | 340 | 4.9 | 4.4 | – |
MCL-E-679F | FR4 | DOWNLOAD | 170 | 350 | 4.2-4.4 | 4.3-4.5 | – | |
MCL-LX-67Y | Special Laminate | DOWNLOAD | 185-195 | 325-345 | – | 3.4-3.6 | – | |
Nelco | N4000-13 | Modified Epoxy | DOWNLOAD | 210-240 | 365 | – | 3.7 | 3.6 |
N4000-13EP | Modified Epoxy | DOWNLOAD | 210-240 | 350 | – | 3.4 | 3.2 | |
N4000-13SI | Modified Epoxy | DOWNLOAD | 210-240 | 350 | – | 3.4 | 3.2 | |
N4000-13EP SI | Modified Epoxy | DOWNLOAD | 210-240 | 350 | – | 3.4 | 3.2 | |
Taconic | TLX-6 | PTFE | DOWNLOAD | – | – | – | – | 2.65 |
TLX-7 | PTFE | DOWNLOAD | – | – | – | – | 2.6 | |
TLX-8 | PTFE | DOWNLOAD | – | – | – | – | 2.55 | |
TLX-9 | PTFE | DOWNLOAD | – | – | – | – | 2.45 | |
RF35 | PTFE | DOWNLOAD | <315 | – | 3.5 | – | 3.5 | |
TLC-27 | PTFE | DOWNLOAD | – | – | – | – | 2.75 | |
TLC-30 | PTFE | DOWNLOAD | – | – | – | – | 3 | |
TLC-32 | PTFE | DOWNLOAD | – | – | – | – | 3.2 | |
Arlon | Arlon 25N | Cer | DOWNLOAD | 260 | – | – | – | 3.38 |
Arlon 25FR | Cer | DOWNLOAD | 260 | – | – | – | 3.58 | |
Arlon 33N | Polymide | DOWNLOAD | >250 | 353 | 4 | – | – | |
Arlon 35N | Polymide | DOWNLOAD | >250 | 363 | 4.2 | – | – | |
Arlon 85N | Polymide | DOWNLOAD | 250 | 387 | 4.2 | – | – | |
Stablcor | ST325 | – | DOWNLOAD | Thermal conductivity:75w/m.k(with 1oz copper) | ||||
ST10 | – | DOWNLOAD | Thermal conductivity:325w/m.k(with 1oz copper) | |||||
Panasonic | R-1566W | FR4 | DOWNLOAD | 140 | 330 | 4.95 | 4.7 | 4.65 |
Ventec | VT-901 | Polymide | DOWNLOAD | 250 | 390 | 4.2-4.5 | 4.0-4.3 | – |
VT-90H | Polymide | DOWNLOAD | 250 | 390 | 4.2-4.5 | 4.0-4.3 | – | |
Bergquist | ht-04503 | – | DOWNLOAD | Thermal 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.
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.
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.
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.
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.
Trust PCBMAY for All Your FR5 PCB Needs
FR5 PCBs are in demand in the PCB business. They are costlier than FR4 PCBs, the main difference being higher tensile strength and bending modulus. Most of PCBMay’s customers are attracted to the FR5 material, however, because PCBMay’s FR5 PCBs feature:
- Dialectric loss level – low
- Lead-free soldering process
- Nearly 0% moisture absorption rate
- Performs well in high-heat conditions
- Sustained stability for glass temperature (Tg)
We have a proven track record of making highly FR5 PCBs. With over ten years of experience in the PCB business, PCBMay is capable of producing not just your FR5 PCB order, but other types of PCBs as well.
We produce PCBs for all kinds of industries. Our customers come from the automotive, medical, aerospace, military, and defense sectors. We produce Wearable Device PCB, Bluetooth PCB, and many more. In this digital age, everybody needs a reputable PCB manufacturer who provides value.
PCBMay is not only affordable – all our products pass international standards like the REACH and RoHs. Don’t you worry about safety standards, we go for Continuous Improvement in our facilities. After all, PCBMay has a good reputation to maintain.
You can expect a free sample before placing a bulk order because we care about making sure we are doing things right.
You can easily reach us through our easily accessible communication channels – you can email call, or chat with us here. We will answer you, wherever part of the world you are in, 24/7. We care for your business because we value partnerships with successful businesses such as yours.
So, wait no more! Get your business right on track by connecting with PCBMay.
Call us now for your FR5 PCB orders!
FR5 PCB: The Ultimate FAQ Guide
FR5 PCB is one of the most used PCBs in the modern era of technology. FR5 PCB possess some superior mechanical properties at elevated temperatures and higher operating temperatures which make them perfect for various applications in several industries.
PCBMay is one of the enlarging FR5 PCB manufacturing companies located in China. We strive to manufacture the best quality FR5 with customization according to your requirements. We serve more than 60 countries worldwide.
This FAQ guide contains all ins and outs, pros, and cons of FR5 PCB. Every little feature of FR5 is explained here.
- What Is FR5 PCB?
- What Are The Properties Of FR5 PCB?
- What Are The Substrate Materials Of FR5 PCB?
- What Are The Designs Of FR5 PCB?
- What Are The Applications Of FR5 PCB?
- What Are The Advantages Of FR5 PCB?
- How FR5 PCB Substrate Materials Are Different From FR4 PCB Substrate Materials?
- How Does FR5 PCB Operate As Insulation Structural Parts?
- How Does FR5 PCB Work?
- How Do You Design FR5 PCB?
- What Is The Manufacturing Process Of FR5 PCB?
- How Many Layers Can FR5 PCB Have?
- Why is FR5 PCB Better Than FR4 PCB?
- How FR4 PCB Is The Biggest Competitor Of FR5 PCB?
- Why Does The Automotive Industry Largely Use FR5 PCB?
- What Is The UL-94 Rating Of FR5 PCB?
- How Do You Use FR5 PCB For Testing?
- How To Choose The Right Manufacturer Of FR5 PCB?
What Is FR5 PCB?
FR5 PCB is the type of printed circuit board that is made with the FR5 substrate material. FR5 is one of the most common materials for designing and fabricating circuit boards.
FR stands for Flame – Retardant or Fire Resistant. The FR5 substrate material is made with glass-woven reinforced material along with epoxy resin.
The FR5 PCB material is most used because of its extraordinary characteristics. Heating electronics use FR5 for its PCB as FR5 can endure overheating of electronics. FR5 PCB as well as consists of thermosetting fiberglass composite that enhances the circuit resistance to a flame.
FR5 PCB
FR5 substrate is in a color of yellow-green-tan mixed. Multilayer PCBs mostly use FR5 material for fabrication. FR5 PCB possesses amazing mechanical characteristics and provides great performance in high temperatures.
What Are The Properties Of FR5 PCB?
There are some basic properties of FR5 PCB that go for each of it. These properties are maintained while designing and manufacturing to get the best efficiency and functionality. The basic FR5 printed circuit board properties are as follows.
- Water Absorption rate is -.125” < .10 %.
- Specific Density or gravity is 1.85 g/cm3.
- Rockwell Hardness 115 M scale.
- Temperature Index 180 °C or 356 °F.
- Bond Strength is more than 2,200 lbs or 1,000 kgs.
- Flexural Strength-LW-E 1/150 is greater than 40,000 PSI or 280 MPa.
- Flexural Strength-LW-A-.125” is larger than 75,000 PSI or 520 MPa.
- Izod Impact Strength-CW is more than 8 ft-lbs/in.
- Izod Impact Strength-LW is more than 10 ft-lbs/in.
- Dielectric Breakdown-D48/50 is more than 50 kV.
- Dielectric Breakdown-A is more than 50 kV.
- Compressive Strength-Flatwise is more than 65,000 PSI or 448 MPa.
- Permativity-D24/23 4.8.
- Permittivity-A 4.8.
- Dissipation Factor-D24/23 is 0.018.
- Dissipation Factor-A is 0.017.
FR5 PCB Properties
What Are The Substrate Materials Of FR5 PCB?
FR5 is a very common material used for PCB fabrication. High-temperature applications and the automotive industry largely use this material for printed circuit boards. FR5 is so popular because of the distinguishing features that come from its materials.
FR5 PCB Material
FR5 substrate is made of a flame retardant epoxy resin binder as well as woven fiber reinforced glass material. Here the epoxy used in the FR5 substrate is water-resistant as well as flame resistant. The epoxy also gives an outstanding strength to weight ratio.
These substrate materials provide the features of the FR5 printed circuit board. FR5 also works great in the lead-free soldering process. The PCB has almost zero moisture absorption, high chemical resistance, and a very low dielectric loss.
FR5 PCB material also possesses a very high tensile strength. These facts make the printed circuit board perfect for applications with very high temperatures. Also, the other mechanical properties that the materials provided are top-notch for applications.
What Are The Designs Of FR5 PCB?
There can be several designs of FR5 PCB. the FR5 material is of versatile use and there is no limitation of the PCB designs it can provide. Some of the many FR5 PCB designs are as follows.
● Rigid PCB
We can design a rigid PCB with the FR5 material. The FR5 material will work as a base material here. The performance and efficiency of the rigid PCB will depend on the materials’ availability and the manufacturer’s expertise.
● Double-Sided PCB
Double-sided PCBs are printed circuit boards that possess two sides. Here you can make these PCBs with FR5 material. The FR5 material provides a great design for double-sided PCBs.
Double-sided PCB
● Multilayer PCB
If your printed circuit board contains more than two sides, which is a multilayer PCB, you can make that kind of PCB with FR5 material as well. The multilayer PCB can be designed with the FR5 material. You will need to utilize the FR5 PCB multilayer properties in order to design a multilayer PCB.
What Are The Applications Of FR5 PCB?
There is a wide range of applications of FR5 PCB in several industries. FR5 material can be used for different types of PCBs which makes them versatile PCBs that can be used in different fields. Some most common FR5 PCB applications are as follows.
- Circuit board holders
- Solder frames
- Antennal Isolators
- End Plates
- Test Boards
- Terminal Boards
- Electrical Equipment
- Aerospace
- Rocket cases
- Cryogenic insulation
- Medical diagnostic
- Underwater conditions
Applications Of FR5 PCB
What Are The Advantages Of FR5 PCB?
There are many advantages of FR5 PCB. For its wide range of benefits, the use of FR5 printed circuit boards is increasing day by day. Some of the major advantages of FR5 PCB laminate are as follows.
- Little moisture absorption
- Great dielectric loss
- Great chemical resistance
- Great electric strength
- Great Insulation properties
- Exceptionally large mechanical strength
- Smaller Z-CTE
- Higher Tg or Glass Transition Temperature
Advantages Of FR5 PCB
How FR5 PCB Substrate Materials Are Different From FR4 PCB Substrate Materials?
Though there are a lot of similarities between the FR5 and the FR4 substrate materials, there are some significant differences as well. These differences make the PCBs stand out from each other. The main differences are as follows.
No | FR5 PCB Substrate | FR4 PCB Substrate |
1 | FR5 is made of thermostable glass fiber fabric with epoxy resin. | FR4 is made of glass fiber fabric and epoxy resin. |
2 | The Tg of FR5 is 160° C (320° F). | The Tg of FR4 is 130° C (266° F). |
3 | The maximum operating temperature of FR5 is 140°C – 160° C (284° F). | The maximum operating temperature of FR4 is 110° C (230° F). |
4 | FR5 has a smaller Z-CTE. | The Z-CTE of FR4 is bigger. |
5 | FR5 has a water absorption rating of 0.2. | The water absorption rating of FR4 is 0.1. |
6 | The tensile strength of the FR5 substrate is 43000. | The tensile strength of the FR4 substrate is 45000. |
7 | The flexural modulus for FR5 is 3000. | The flexural modulus for FR4 is 2700. |
8 | The linear thermal expansion coefficient of FR5 is 0.83. | The linear thermal expansion coefficient of FR4 is 0.66. |
9 | FR5 has a higher Td than FR4. | FR4 has a comparatively low Td. |
10 | T288 is better in FR5 PCB substrate. | T288 is not so great. |
FR4 PCB
How Does FR5 PCB Operate As Insulation Structural Parts?
There are many insulation properties of FR5 PCB. The insulation properties of a board protect it from overheating and so it is a very important material feature. The FR5 insulation properties are very handy.
FR5 PCB As Insulation Structural Part
We can use the FR5 PCB components as insulation structural parts as the PCB industry analyses. We basically use these parts in much electrical equipment as well as motor.
How Does FR5 PCB Work?
FR5 PCB works great for many applications with higher purposes. It can be customized according to the requirement of the application. FR5 PCB can be single-sided, double-sided, multilayer, rigid-flex, or flexible circuit board.
Flexible PCB
FR5 PCB laminate functions great in all of these cases. FR5 is actually a very common substrate material for fabricating PCBs. The substrate is known for its great features.
FR5 PCB has some distinctive features that make them stand out. FR5 PCB material is radiation-resistant as well as chemically resistant.
FR5 PCB laminate has high dielectric strength, high tensile strength, and high flexural strength, also high impact strength. FR5 also possesses Low Cold Flow, great dimensional stability, Low Dissipation Factor, Low Moisture Absorption, and Cryogenic Serviceability. It has a Tg of 160° C (320° F) which makes them perfect for high-temperature applications.
The maximum operating temperature of FR5 is 140°C – 160° C (284° F) which makes them able to work in a raised temperature, humid or dry environment. FR5 also has a higher rate of Td. T288 is better in FR5 PCB substrate.
How Do You Design FR5 PCB?
Designing FR5 PCB is a crucial step for fabricating the circuit board. As you design the FR5 board, the final output will be exactly like the design. And so you should carefully design the PCB laminate.
FR5 PCB can be of a lot of layers and so you may have multilayer boards with them. For designing the PCB, we take the help of any designing software. The designing software includes everything of the PCB design.
You have to design every layer individually in the designing software for the PCB. Here you should be careful enough to include every little detail, every ins, and outs. The final outcome of the PCB will be exactly how you design it on the software.
The designer should have enough knowledge of the PCB he is working on. The designer should also consult with the consumer about what they are wanting on the board for the application. The manufacturer should be also included in the designing process for the capability issues.
Designing FR5 PCB
Once you design the PCB and go through the manufacturing process, if you want to change anything on the board, it will be of a lot hassle and a costly process. Hence the consumer, the designer, and the manufacturer should be conscious enough for designing the board.
Watch the following video.
What Is The Manufacturing Process Of FR5 PCB?
The manufacturing process of FR5 pc is just like any other multilayer PCB manufacturing process. Or the FR5 PCB can be single-sided or double-sided, for those cases we will follow the respective manufacturing process. The manufacturing should be done by some experts and with advanced technology for getting the best outcome.
Manufacturing Process Of FR5 PCB
The FR5 printed circuit board manufacturing process follows some specific steps. The steps go in order and need to be followed accordingly. The manufacturing steps are as follows.
- Designing the PCB.
- Reviewing the PCB design.
- Printing the PCB design.
- Printing the copper layers.
- Etching the core layers.
- Aligning the layers.
- Laminating the layers.
- Drilling
- PCB plating.
- Imaging the outer layer.
- Outer layer etching
- Solder masking
- Applying silkscreen.
- Finishing the PCB.
- Testing electrical reliability.
Watch the following video.
How Many Layers Can FR5 PCB Have?
An FR5 PCB can have a single side, double sides, or even multiple layers. This PCB laminate is popular for its versatile type of board laminates. Mostly we make multilayer printed circuit boards with FR5 substrates.
FR5 PCB Layers
Multilayer PCB with FR5 substrate can have many layers like up to 40 to 50 layers. The layers are combined with copper layers and substrates. And not to mention, with this much layering, the functionality, efficiency, durability of the circuit boards do not decrease.
Theoretically, you can even make 100 layer circuit boards with FR5 substrate materials. But in that case, practically the boards will not be worth it. The efficiency and durability will decrease for these many layers in a multilayer PCB.
Why is FR5 PCB Better Than FR4 PCB?
Well if you compare FR5 PCB to FR4 PCB, the better option is FR5. The FR5 complies with many characteristics that make them better than FR4. Not only that, FR5 is one of the most popular materials for designing and manufacturing PCBs rather than many other materials.
140 degrees is the maximum operating temperature of FR5 substrate materials. It makes sure that the printed board does not contain more than the recommended temperature or it does not overheat. We do not need to use anything else in addition to the thermosetting fiberglass composite of the board in order to improve its flame resistance.
FR4 PCB Properties
FR5 is better than FR4 comparing many of their characteristics like temperature tolerance, mechanical properties, etc. FR5 possesses better efficiency as it has greater mechanical properties, higher operating temperature. FR5 functions better in dry, humid conditions or in raised temperatures than FR4.
The Tg or glass transition temperature of FR5 is between 170-180°C. Here the operating system that is continuous for FR5 is 140°C. We can use FR5 laminate for a higher layer of multilayer PCBs as it has a high Tg.
How FR4 PCB Is The Biggest Competitor Of FR5 PCB?
There are many similarities between FR4 and FR5 substrate materials. Both of them provide great functions and durability. Hence, FR4 PCB is considered to be the biggest competitor of FR5 PCB.
Both the FR5 and FR4 PCBs are used in a wide range of applications especially high-temperature applications. Both of them are compatible using lead-free technology for the PCB assembly. Also, the UL flammability rate is the same for both of them which is 94 V-0.
Well, there are some differences too between the FR5 and FR4 PCB. The main difference is in the heat resistance capability. And another important difference is how many layers can both of the substrates can hold.
FR5 CCL has almost twice the heat resistance as the FR4 CCL. The FR5 is great for having higher layers because of the smaller size of Z-CTE. FR4 PCB can not have that many layers as FR5.
FR4 Copper-clad Laminate
For the price issues, FR5 costs a lot more than FR4 substrates. But you have to keep in mind that FR5 is that much better of a material. You have to choose the right material to get the best efficiency and functionality and durability in your printed circuit board.
Choosing the better material will help you in that case. Though FR5 is costly, it will serve you accordingly. The FR-5 is a very workable material option for high-purpose PCB fabrication.
Why Does The Automotive Industry Largely Use FR5 PCB?
The automotive industry largely uses FR5 PCB. In fact, most of the PCBs are made of FR5 material used in automobiles. The main reason behind the large use of FR5 is the higher Tg of the material.
PCB manufacturers, automobile manufacturers, as well as consumers, like to use FR5 materials for automobile PCBs as they have higher glass transition temperatures. The Tg goes up to 160 degrees for FR5 materials in automobiles. Since the maximum operating temperature of automobiles is 140 degrees.
This temperature helps to develop the durability of the components of automobiles. We also use FR5 material to ensign and manufacture the antenna isolators, solid frames, test boards, and circuit board holders.
What Is The UL-94 Rating Of FR5 PCB?
The UL-94 rating of FR5 PCB is UL94-V0. UL 94 is a plastics flammability standard that refers to the Standard for Safety of Flammability of Plastic Materials for Parts in Devices and Appliances testing. Under this rating, the flammability rating is UL94-V0.
The UL94-V0 refers to one of the most flame-retardants. Here on a vertical specimen, the burning stops within 10 seconds. The drips of particles are allowed until they are inflamed.
UL-94 Rating Of FR5 PCB
The standard decides if the material is likely to either remove or increase the flame.
How Do You Use FR5 PCB For Testing?
Well, we do use FR5 PCB to test printed circuit boards. There is a lot of uses of FR5 printed circuit boards for this purpose.
There may be some flaws during the designing and manufacturing process of a circuit board. Or maybe the circuit board has not come out as the consumer had expected which is not so satisfactory result. In these cases, we use FR5 to test the circuit boards to find out where are the flaws.
FR5 PCB Testing
If the design is satisfactory, yet the circuit board can be unsatisfactory for the consumers. FR5 PCB tests evaluate the circuit boards in these cases. Before releasing the circuit board, FR5 checks the board outcome by testing.
How To Choose The Right Manufacturer Of FR5 PCB?
Choosing the right manufacturer of the FR5 PCB is very important as it will make the high functioning and durable PCB come to life. If you don’t know how you may choose the right one, you can follow the following criteria. These factors will help you to choose the right one for getting the best manufacturer of FR5 circuit boards.
● Cost
Well as the FR5 is a great material for PCBs, they tend to get costly usually. For this issue, you need to do some market research and background checks if the asked cost goes in your budget. You should get the best potential for your circuit board at the lowest price possible.
● Location
The PCB manufacturer should be close to you. As you need to maintain constant communication with the manufacturer, a close location is preferred. It will help to better your PCB fabrication as well as you can be always ascertained your PCB design status.
● Material Sourcing
Your manufacturer should source the materials for your printed circuit board. As the manufacturer has immediate access to the materials and the expertise, you should talk to the manufacturer about the material sourcing beforehand.
Conclusion
FR5 PCB laminate is getting more popular and hence getting more developed day by day. The use of these PCBs is expanding worldwide in different fields. Many an application can not really function without implementing this specific type of PCB.
If you have any more queries about these FR5 circuit boards or about our service, you can contact us at any time. We are always here for your service.