Increase Flexibility with Single-Sided Flexible PCB

Single-Sided Flexible PCB is a kind of flexible PCB, which can be bent at any time and is not easy to cause damage. It can be made into a lot of different shapes, such as curved. The advantages of single-sided flexible PCB are small size, light weight, easy to install and remove.

PCBTok is one of the best companies that sell Single-Sided Flexible PCB at reasonable price. Check out our website and buy high quality PCB boards with us.

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Proven and Tested Single-Sided Flexible PCB

Single-sided flexible PCBs are a great way to get your product working quickly and cost-effectively. They’re easy to produce and can be used in a wide range of situations, from medical devices to consumer electronics.

But you don’t want to take any chances when it comes to reliability. That’s why PCBTok has developed a single-sided flexible PCB that’s been proven through rigorous testing. We use high-quality materials and advanced manufacturing techniques to ensure that our products are built to last.

Our single-sided flexible PCBs will help you get your product out there quickly, but they’ll also give it the quality assurance that makes it stand out from the crowd!

If you’re looking for high-quality single-sided flex PCBs at an affordable price, then look no further than PCBTok! We have over 12 years’ experience in providing our customers with the best possible service when it comes to single-sided flexible circuits. Give us a call today or visit us online for more information about our products!

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Single-Sided Flexible PCB By Feature

Single-Sided PCB

Single-Sided Flexible PCB is the most common type of flexible PCB. These boards are commonly used for high-speed, high-density interconnects, RF and microwave applications.

Single-Sided with Dual Access PCB

This is a single-sided PCB with dual access. It is an ideal module for applications that require both signal monitoring and access to the circuit from either side.

Aluminum Flexible PCB

Our Single-Sided Aluminum Flexible PCB is a cost-effective solution for prototyping or production runs. Used building a commercial product or an experimental project.

Microcircuits PCB

A flexible board that’s durable, waterproof and electrically conductive. This flexible circuit board is ideal for many applications including remote temperature sensors, flexible electrodes and strain gauges.

Single-Sided with Stiffener

ENEPIG FR1 PCB also has fine thermal conductivity and can be used to dissipate quite perfectly heat from the circuit so that your components can work safely and with precision.

Ultra-Thin Flexible PCB

Single-Sided Ultra-Thin Flexible PCB are designed for thin, flexible printed circuit board applications in areas where micro size and flexibility are required for better performance of end devices or products.

Single-Sided Flexible PCB Introduction and Overview

Single-sided flexible PCBs are a type of printed circuit board that is flexible enough to be bent, yet rigid enough to hold its shape. They are used in a variety of applications, including consumer electronics, medical devices, and solar cells.

Single-sided flexible PCBs can be made of various materials, but they all have one thing in common: they are plastic boards with conductive traces on one side only. They can be made using a variety of processes including screen printing and inkjet printing as well as laser ablation or etching methods.

Uses and Applications of Single-Sided Flexible PCB

Uses and Applications of Single-Sided Flexible PCB

Single-Sided Flexible PCB is a type of PCB that can be curved, bent and twisted. The single-sided flexible PCB is used in many applications such as automotive electronics, medical devices, military systems, and toys.

Single-sided flexible PCB allows a wider range of applications than standard rigid printed circuit boards. Single-sided flexible PCB are used in many applications such as automotive electronics, medical devices, military systems, and toys.

Single-Sided Flexible PCB Vs. Single-Sided Rigid PCB

Single-sided flexible circuit boards are a great alternative to rigid PCBs, and they have many advantages over their rigid counterparts.

Single-sided flexible circuit boards are made from a thin sheet of plastic that is laminated with copper foil, then covered with an epoxy resin coating. They’re flexible and can be used as the top layer on a double-sided board or as the bottom layer of a multi-layer board. Depending on what you are making, this flexibility can make your product more durable, more portable or just easier for your customers to use.

Rigid circuit boards are made from metal sheets that have been etched with circuits and connected by tiny metal wires called “traces”. They are hard and inflexible, which makes them ideal for items like computer cases where you need something rugged and durable.

Single-Sided Flexible PCB Vs. Single-Sided Rigid PCB

Tried and Tested Single-Sided Flexible PCB from PCBTok

Tried and Tested Single-Sided Flexible PCB from PCBTok
Tried and Tested Single-Sided Flexible PCB from PCBTok (1)

PCBTok is a tried and tested single-sided flexible PCB supplier in the world. Our products are designed for engineers and designers who want to create prototypes for their projects and get them to market quickly.

Our PCBs can be used in a wide range of applications, including mobile devices, wearables, IoT devices, automotive electronics and more. They’re also great for creating small-form factor devices like wearables.

Looking for the best place to buy Single-Sided Flexible PCB? The best place to find Single-Sided Flexible PCB is at PCBTok. Call us now to avail!

Single-Sided Flexible PCB Fabrication

Improved Reliability and Impedance Control

The reliability and impedance control of single-sided flexible PCBs are improved by the addition of an external ground plane on both sides of the PCB while maintaining the same thickness.

This improvement is due to the fact that this structure provides a ground path for the signal to travel through when the PCB is flexed.

This ground path will reduce the possibility of signal degradation during flexing due to impedance mismatch between trace width, spacing and dielectric constant.

Size and Weight Reduction

Reduction of size and weight is a constant challenge in the electronics industry. The reduction of size and weight will lead to high volume production, low cost, easy transportation, and other advantages.

Single-sided flexible PCB is a new type of printed circuit board (PCB) which is relatively thin and flexible.

The single-sided structure reduces the number of layers on the PCB board, so it can be used in applications such as wearable electronics and smart sensors.

Versatile Single-Sided Flexible PCB from PCBTok
Versatile Single-Sided Flexible PCB from PCBTok

Single-Sided Flexible PCB manufactured by PCBTok is a very flexible printed circuit that can be readily formed by the customer to meet specific application requirements.

Single-Sided Flexible PCB Production Details As Following Up

NO Item Technical Specification
Standard Advanced
1 Layer Count 1-20 layers 22-40 layer
2 Base Material KB、Shengyi、ShengyiSF305、FR408、FR408HR、IS410、FR406、GETEK、370HR、IT180A、Rogers4350、Rogers400、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)
3 PCB Type Rigid PCB/FPC/Flex-Rigid Backplane、HDI、High multi-layer blind&buried PCB、Embedded Capacitance、Embedded resistance board 、Heavy copper power PCB、Backdrill.
4 Lamination type Blind&buried via type Mechanical blind&burried vias with less than 3 times laminating Mechanical blind&burried vias with less than 2 times laminating
HDI PCB 1+n+1,1+1+n+1+1,2+n+2,3+n+3(n buried vias≤0.3mm),Laser blind via can be filling plating 1+n+1,1+1+n+1+1,2+n+2,3+n+3(n buried vias≤0.3mm),Laser blind via can be filling plating
5 Finished Board Thickness 0.2-3.2mm 3.4-7mm
6 Minimum Core Thickness 0.15mm(6mil) 0.1mm(4mil)
7 Copper Thickness Min. 1/2 OZ, Max. 4 OZ Min. 1/3 OZ, Max. 10 OZ
8 PTH Wall 20um(0.8mil) 25um(1mil)
9 Maximum Board Size 500*600mm(19”*23”) 1100*500mm(43”*19”)
10 Hole Min laser drilling size 4mil 4mil
Max laser drilling size 6mil 6mil
Max aspect ratio for Hole plate 10:1(hole diameter>8mil) 20:1
Max aspect ratio for laser via filling plating 0.9:1(Depth included copper thickness) 1:1(Depth included copper thickness)
Max aspect ratio for mechanical depth-
control drilling board(Blind hole drilling depth/blind hole size)
0.8:1(drilling tool size≥10mil) 1.3:1(drilling tool size≤8mil),1.15:1(drilling tool size≥10mil)
Min. depth of Mechanical depth-control(back drill) 8mil 8mil
Min gap between hole wall and
conductor (None blind and buried via PCB)
7mil(≤8L),9mil(10-14L),10mil(>14L) 5.5mil(≤8L),6.5mil(10-14L),7mil(>14L)
Min gap between hole wall conductor (Blind and buried via PCB) 8mil(1 times laminating),10mil(2 times laminating), 12mil(3 times laminating) 7mil(1 time laminating), 8mil(2 times laminating), 9mil(3 times laminating)
Min gab between hole wall conductor(Laser blind hole buried via PCB) 7mil(1+N+1);8mil(1+1+N+1+1 or 2+N+2) 7mil(1+N+1);8mil(1+1+N+1+1 or 2+N+2)
Min space between laser holes and conductor 6mil 5mil
Min space between hole walls in different net 10mil 10mil
Min space between hole walls in the same net 6mil(thru-hole& laser hole PCB),10mil(Mechanical blind&buried PCB) 6mil(thru-hole& laser hole PCB),10mil(Mechanical blind&buried PCB)
Min space bwteen NPTH hole walls 8mil 8mil
Hole location tolerance ±2mil ±2mil
NPTH tolerance ±2mil ±2mil
Pressfit holes tolerance ±2mil ±2mil
Countersink depth tolerance ±6mil ±6mil
Countersink hole size tolerance ±6mil ±6mil
11 Pad(ring) Min Pad size for laser drillings 10mil(for 4mil laser via),11mil(for 5mil laser via) 10mil(for 4mil laser via),11mil(for 5mil laser via)
Min Pad size for mechanical drillings 16mil(8mil drillings) 16mil(8mil drillings)
Min BGA pad size HASL:10mil, LF HASL:12mil, other surface technics are 10mil(7mil is ok for flash gold) HASL:10mil, LF HASL:12mil, other surface technics are 7mi
Pad size tolerance(BGA) ±1.5mil(pad size≤10mil);±15%(pad size>10mil) ±1.2mil(pad size≤12mil);±10%(pad size≥12mil)
12 Width/Space Internal Layer 1/2OZ:3/3mil 1/2OZ:3/3mil
1OZ: 3/4mil 1OZ: 3/4mil
2OZ: 4/5.5mil 2OZ: 4/5mil
3OZ: 5/8mil 3OZ: 5/8mil
4OZ: 6/11mil 4OZ: 6/11mil
5OZ: 7/14mil 5OZ: 7/13.5mil
6OZ: 8/16mil 6OZ: 8/15mil
7OZ: 9/19mil 7OZ: 9/18mil
8OZ: 10/22mil 8OZ: 10/21mil
9OZ: 11/25mil 9OZ: 11/24mil
10OZ: 12/28mil 10OZ: 12/27mil
External Layer 1/3OZ:3.5/4mil 1/3OZ:3/3mil
1/2OZ:3.9/4.5mil 1/2OZ:3.5/3.5mil
1OZ: 4.8/5mil 1OZ: 4.5/5mil
1.43OZ(positive):4.5/7 1.43OZ(positive):4.5/6
1.43OZ(negative ):5/8 1.43OZ(negative ):5/7
2OZ: 6/8mil 2OZ: 6/7mil
3OZ: 6/12mil 3OZ: 6/10mil
4OZ: 7.5/15mil 4OZ: 7.5/13mil
5OZ: 9/18mil 5OZ: 9/16mil
6OZ: 10/21mil 6OZ: 10/19mil
7OZ: 11/25mil 7OZ: 11/22mil
8OZ: 12/29mil 8OZ: 12/26mil
9OZ: 13/33mil 9OZ: 13/30mil
10OZ: 14/38mil 10OZ: 14/35mil
13 Dimension Tolerance Hole Position 0.08 ( 3 mils)
Conductor Width(W) 20% Deviation of Master
1mil Deviation of Master
Outline Dimension 0.15 mm ( 6 mils) 0.10 mm ( 4 mils)
Conductors & Outline
( C – O )
0.15 mm ( 6 mils) 0.13 mm ( 5 mils)
Warp and Twist 0.75% 0.50%
14 Solder Mask Max drilling tool size for via filled with Soldermask (single side) 35.4mil 35.4mil
Soldermask color Green, Black, Blue, Red, White, Yellow,Purple matte/glossy
Silkscreen color White, Black,Blue,Yellow
Max hole size for via filled with Blue glue aluminium 197mil 197mil
Finish hole size for via filled with resin  4-25.4mil  4-25.4mil
Max aspect ratio for via filled with resin board 8:1 12:1
Min width of soldermask bridge Base copper≤0.5 oz、Immersion Tin: 7.5mil(Black), 5.5mil(Other color) , 8mil( on copper area)
Base copper≤0.5 oz、Finish treatment not Immersion Tin : 5.5 mil(Black,extremity 5mil), 4mil(Other
color,extremity 3.5mil) , 8mil( on copper area
Base coppe 1 oz: 4mil(Green), 5mil(Other color) , 5.5mil(Black,extremity 5mil),8mil( on copper area)
Base copper 1.43 oz: 4mil(Green), 5.5mil(Other color) , 6mil(Black), 8mil( on copper area)
Base copper 2 oz-4 oz: 6mil, 8mil( on copper area)
15 Surface Treatment Lead free 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 finge
Leaded Leaded HASL
Aspect ratio 10:1(HASL Lead free、HASL Lead、ENIG、Immersion Tin、Immersion silver、ENEPIG);8:1(OSP)
Max finished size HASL Lead 22″*39″;HASL Lead free 22″*24″;Flash gold 24″*24″;Hard gold 24″*28″;ENIG 21″*27″;Flash gold(electroplated gold) 21″*48″;Immersion Tin 16″*21″;Immersion silver 16″*18″;OSP 24″*40″;
Min finished size HASL Lead 5″*6″;HASL Lead free 10″*10″;Flash gold 12″*16″;Hard gold 3″*3″;Flash gold(electroplated gold) 8″*10″;Immersion Tin 2″*4″;Immersion silver 2″*4″;OSP 2″*2″;
PCB thickness HASL Lead 0.6-4.0mm;HASL Lead free 0.6-4.0mm;Flash gold 1.0-3.2mm;Hard gold 0.1-5.0mm;ENIG 0.2-7.0mm;Flash gold(electroplated gold) 0.15-5.0mm;Immersion Tin 0.4-5.0mm;Immersion silver 0.4-5.0mm;OSP 0.2-6.0mm
Max high to gold finger 1.5inch
Min space between gold fingers 6mil
Min block space to gold fingers 7.5mil
16 V-Cutting Panel Size 500mm X 622 mm  ( max. ) 500mm X 800 mm ( max. )
Board Thickness 0.50 mm (20mil) min. 0.30 mm (12mil) min.
Remain Thickness 1/3 board thickness 0.40 +/-0.10mm( 16+/-4 mil )
Tolerance ±0.13 mm(5mil) ±0.1 mm(4mil)
Groove Width 0.50 mm (20mil) max. 0.38 mm (15mil) max.
Groove to Groove 20 mm (787mil) min. 10 mm (394mil) min.
Groove to Trace 0.45 mm(18mil) min. 0.38 mm(15mil) min.
17 Slot Slot size tol.L≥2W PTH Slot: L:+/-0.13(5mil) W:+/-0.08(3mil) PTH Slot: L:+/-0.10(4mil) W:+/-0.05(2mil)
NPTH slot(mm) L+/-0.10 (4mil) W:+/-0.05(2mil) NPTH slot(mm) L:+/-0.08 (3mil) W:+/-0.05(2mil)
18 Min Spacing from hole edge to hole edge 0.30-1.60 (Hole Diameter) 0.15mm(6mil) 0.10mm(4mil)
1.61-6.50 (Hole Diameter) 0.15mm(6mil) 0.13mm(5mil)
19 Min spacing between hole edge to circuitry pattern PTH hole: 0.20mm(8mil) PTH hole: 0.13mm(5mil)
NPTH hole: 0.18mm(7mil) NPTH hole: 0.10mm(4mil)
20 Image transfer Registration tol Circuit pattern vs.index hole 0.10(4mil) 0.08(3mil)
Circuit pattern vs.2nd drill hole 0.15(6mil) 0.10(4mil)
21 Registration tolerance of front/back image 0.075mm(3mil) 0.05mm(2mil)
22 Multilayers Layer-layer misregistration 4layers: 0.15mm(6mil)max. 4layers: 0.10mm(4mil) max.
6layers: 0.20mm(8mil)max. 6layers: 0.13mm(5mil) max.
8layers: 0.25mm(10mil)max. 8layers: 0.15mm(6mil) max.
Min. Spacing from Hole Edge to Innerlayer Pattern 0.225mm(9mil) 0.15mm(6mil)
Min.Spacing from Outline to Innerlayer Pattern 0.38mm(15mil) 0.225mm(9mil)
Min. board thickness 4layers:0.30mm(12mil) 4layers:0.20mm(8mil)
6layers:0.60mm(24mil) 6layers:0.50mm(20mil)
8layers:1.0mm(40mil) 8layers:0.75mm(30mil)
Board thickness tolerance 4layers:+/-0.13mm(5mil) 4layers:+/-0.10mm(4mil)
6layers:+/-0.15mm(6mil) 6layers:+/-0.13mm(5mil)
8-12 layers:+/-0.20mm (8mil) 8-12 layers:+/-0.15mm (6mil)
23 Insulation Resistance 10KΩ~20MΩ(typical:5MΩ)
24 Conductivity <50Ω(typical:25Ω)
25 Test voltage 250V
26 Impedance control ±5ohm(<50ohm), ±10%(≥50ohm)

PCBTok 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 PCBTok and offers very competitive rates to customers of PCBTok.
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 PCBTok, 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.

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 a credit card: Visa, Visa Electron, MasterCard, Maestro.

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  • “PCBTok is a very professional team. They conduct effective communication with their customers, and they are very flexible with the production lead time. Working with PCBTok is an absolute pleasure. The staff are super helpful, they are highly responsive and they deliver on time. I have placed several orders now and I am always very satisfied with the quality of the components, the prices and the service. I am very satisfied with their service and products.”

    Patrick James, Design Engineer from North Lanarkshire, United Kingdom
  • “We’ve been working with PCBTok for some time now, and we have to say that they have always come through for us. I am very impressed with the quality of your work and the speed of your turnaround. I have already recommended you to a few friends who are looking to have PCBs made. When we need something done, they make it happen.  We know that we can trust them, and we’ll continue to use them for all of our PCB needs! “

    Sheldon Cooper, Electronics Technologist from Concord, New Hampshire
  • “Not only are the PCBs of great quality, but the PCBTok team is also very responsive and easy to work with. PCBtok is a very reliable and efficient supplier. They are responsive to our needs and are always on time. Their prices are very competitive as well. It is a pleasure working with PCBTok. We’re so glad we found them!”

    Dwayne Wayne, Process Engineer from Austin, Texas
What are the Benefits?

Single-sided flexible PCBs are a type of printed circuit board that is made using only one side. This makes them ideal for applications where space is limited or in situations where flexibility is needed.

There are many benefits to single-sided flexible PCBs, including:

  • Reduced weight and cost
  • Increased durability and life span
  • Improved performance in extreme temperatures
What are the Materials of Single-Sided Flexible PCB?

Single-Sided Flexible PCB, is a printed circuit board that is flexible and can be bent without causing damage to the components. The main material used in single-sided flexible is glass fibre reinforced epoxy resin or phenol resin on which a copper layer is laminated in the desired pattern.

Polyimide is another type of material that can be used to create single-sided flexible PCBs. Polyimide is a polymer that has good thermal resistance and mechanical strength. This makes it suitable for high-temperature applications such as car fuses, but it can also be used in other applications where heat resistance is needed.

What is the Single-Sided Flexible PCB Stack-up?

The single-sided flexible PCB stack-up is a method of layering and routing circuit boards that allows for both sides of the board to be used for either signal or power paths, eliminating the need for separate layers for each. This means that you can use one side of each layer as a ground plane and one side as a signal line, which makes it easier to route connections between components.

It also reduces the amount of required copper, which means that your circuit board will be lighter and less expensive to produce.

The single-sided flexible PCB stack-up is ideal for applications that require a thin and flexible PCB, such as RFID tags, wearable electronics, and other similar devices.

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