Home > F4B PCB > F4BTMS265 High Frequency PCB 0.8mm Substrates 1oz Copper With Immersion Gold and Black Solder Mask
F4BTMS265 High Frequency PCB 0.8mm Substrates 1oz Copper With Immersion Gold and Black Solder Mask

(PCB's are custom-made products, the picture and parameters shown are just for reference)


Brief Introduction

This is a double-sided PCB featuring two layers of copper and designed exclusively for surface mount components. The PCB measures 120mm x 65mm and utilizes a single piece in the panel. It starts with 17 µm (0.5 oz) copper plating on both the top and bottom layers. The core material, F4BTMS265, has a thickness of 0.762 mm and is positioned in the center. The surface finish is immersion gold, and the solder mask on the top layer is black.


PCB Specifications

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F4BTMS265 High Frequency PCB 0.8mm Substrates 1oz Copper With Immersion Gold and Black Solder Mask

PCB SIZE

120 x 65mm=1PCS

BOARD TYPE

Double sided PCB

Number of Layers

2 layers

Surface Mount Components

YES

Through Hole Components

NO

LAYER STACKUP

copper ------- 17um(0.5 oz)+plate TOP layer

F4BTMS265 -0.762mm

copper ------- 17um(0.5 oz) + plate  BOT Layer

TECHNOLOGY

 

Minimum Trace and Space:

5 mil / 5 mil

Minimum / Maximum Holes:

0.35 mm / 0.6 mm

Number of Different Holes:

6

Number of Drill Holes:

81

Number of Milled Slots:

1

Number of Internal Cutouts:

1

Impedance Control:

no

Number of Gold finger:

0

BOARD MATERIAL

 

Glass Epoxy:

F4BTMS265 Dk2.65

Final foil external:

1oz

Final foil internal:

N/A

Final height of PCB:

0.8 mm ±10%

PLATING AND COATING

 

Surface Finish

Immersion Gold

Solder Mask Apply To:

Top, Black

Solder Mask Color:

no

Solder Mask Type:

no

CONTOUR/CUTTING

Routing

MARKING

 

Side of Component Legend

Top

Colour of Component Legend

NO

Manufacturer Name or Logo:

Marked on the board in a conductor and leged FREE AREA

VIA

Plated through hole(PTH), minimum size 0.35mm.

FLAMIBILITY RATING

UL 94-V0 Approval MIN.

DIMENSION TOLERANCE

 

Outline dimension:  

0.0059"

Board plating:

0.0029"

Drill tolerance:

0.002"

TEST

100% Electrical Test prior shipment

TYPE OF ARTWORK TO BE SUPPLIED

email file, Gerber RS-274-X, PCBDOC etc

SERVICE AREA

Worldwide, Globally.



F4BTMS High-Frequency Material

The F4BTMS series is an upgraded version of the F4BTM series, featuring significant technological advancements in material formulation and manufacturing processes. This material incorporates a higher concentration of ceramics and utilizes ultra-thin, ultra-fine fiberglass cloth reinforcement, enhancing performance and offering a wider range of dielectric constants. It is suitable for high-reliability applications, particularly in aerospace, and can replace similar foreign products.


By integrating a small amount of ultra-thin fiberglass reinforcement with a uniform mixture of special nanoceramics and polytetrafluoroethylene resin, the F4BTMS series minimizes dielectric loss and enhances dimensional stability. The material exhibits reduced anisotropy in the X/Y/Z directions, allowing for higher frequency usage, increased electrical strength, and improved thermal conductivity. It also has an excellent low coefficient of thermal expansion and stable dielectric temperature characteristics.


The F4BTMS series comes standard with RTF low roughness copper foil, which reduces conductor loss and provides excellent peel strength. It can be paired with either copper-based or aluminum-based options.


Typical Applications

Aerospace equipment
Space and cabin equipment
Microwave and radio frequency applications
Radar and military radar systems
Feed networks
Phase-sensitive and phased array antennas
Satellite communications


Our PCB Capability (F4BTMS)

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PCB Capability (F4BTMS)

PCB Material:

PTFE,Ultra-thin and ultra-fine fiberglass, ceramics.

Designation                        (F4BTMS )

F4BTMS

DK (10GHz)

DF (10 GHz)

F4BTMS220

2.2±0.02

0.0009

F4BTMS233

2.33±0.03

0.0010

F4BTMS255

2.55±0.04

0.0012

F4BTMS265

2.65±0.04

0.0012

F4BTMS294

2.94±0.04

0.0012

F4BTMS300

3.0±0.04

0.0013

F4BTMS350

3.5±0.05

0.0016

F4BTMS430

4.3±0.09

0.0015

F4BTMS450

4.5±0.09

0.0015

F4BTMS615

6.15±0.12

0.0020

F4BTMS1000

10.2±0.2

0.0020

Layer count:

Single Sided, Double Sided PCB, Multilayer PCB, Hybrid PCB

Copper weight:

0.5oz (17 µm), 1oz (35µm), 2oz (70µm)

Dielectric thickness

0.09mm (3.5mil), 0.127mm (5mil), 0.254mm(10mil),0.508mm(20mil), 0.635mm(25mil), 0.762mm(30mil), 0.787mm(31mil), 1.016mm(40mil), 1.27mm(50mil), 1.5mm(59mil), 1.524mm(60mil), 1.575mm(62mil), 2.03mm(80mil), 2.54mm(100mil), 3.175mm(125mil), 4.6mm(160mil), 5.08mm(200mil), 6.35mm(250mil)

PCB size:

≤400mm X 500mm

Solder mask:

Green, Black, Blue, Yellow, Red etc.

Surface finish:

Bare copper, HASL, ENIG, Immersion silver, Immersion tin, OSP, Pure gold, ENEPIG etc..


Data Sheet (F4BTMS)

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Product Technical Parameters

Product Models & Data Sheet

Product Features

Test Conditions

Unit

F4BTMS220

F4BTMS233

F4BTMS255

F4BTMS265

F4BTMS294

F4BTMS300

F4BTMS350

F4BTMS430

F4BTMS450

F4BTMS615

F4BTMS1000

Dielectric Constant (Typical)

10GHz

/

2.2

2.33

2.55

2.65

2.94

3.00

3.50

4.30

4.50

6.15

10.20

Dielectric Constant Tolerance

/

/

±0.02

±0.03

±0.04

±0.04

±0.04

±0.04

±0.05

±0.09

±0.09

±0.12

±0.2

Dielectric Constant (Design)

10GHz

/

2.2

2.33

2.55

2.65

2.94

3.0

3.50

4.3

4.5

6.15

10.2

Loss Tangent (Typical)

10GHz

/

0.0009

0.0010

0.0012

0.0012

0.0012

0.0013

0.0016

0.0015

0.0015

0.0020

0.0020

20GHz

/

0.0010

0.0011

0.0013

0.0014

0.0014

0.0015

0.0019

0.0019

0.0019

0.0023

0.0023

40GHz

/

0.0013

0.0015

0.0016

0.0018

0.0018

0.0019

0.0024

0.0024

0.0024

/

/

Dielectric Constant Temperature Coefficient

-55 º~150ºC

PPM/℃

-130

-122

-92

-88

-20

-20

-39

-60

-58

-96

-320

Peel Strength

1 OZ RTF copper

N/mm

>2.4

>2.4

>1.8

>1.8

>1.2

>1.2

>1.2

>1.2

>1.2

>1.2

>1.2

Volume Resistivity

Standard Condition

MΩ.cm

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

Surface Resistivity

Standard Condition

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

≥1×10^8

Electrical Strength (Z direction)

5KW,500V/s

KV/mm

>26

>30

>32

>34

>40

>40

>42

>44

>45

>48

>23

Breakdown Voltage (XY direction)

5KW,500V/s

KV

>35

>38

>40

>42

>48

>52

>55

>52

>54

>55

>42

Coefficientof Thermal Expansion (X, Y direction)

-55 º~288ºC

ppm/ºC

40, 50

35, 40

15, 20

15, 20

10, 12

10, 11

10, 12

13, 12

12, 12

10, 12

16, 18

Coefficientof Thermal Expansion (Z direction)

-55 º~288ºC

ppm/ºC

290

220

80

72

22

22

20

47

45

40

32

Thermal Stress

260℃, 10s,3 times

/

No delamination

No delamination

No delamination

No delamination

No delamination

No delamination

No delamination

No delamination

No delamination

No delamination

No delamination

Water Absorption

20±2℃, 24 hours

%

0.02

0.02

0.025

0.025

0.02

0.025

0.03

0.08

0.08

0.1

0.03

Density

Room Temperature

g/cm3

2.18

2.22

2.26

2.26

2.25

2.28

2.3

2.51

2.53

2.75

3.2

Long-Term Operating Temperature

High-Low Temperature Chamber

-55~+260

-55~+260

-55~+260

-55~+260

-55~+260

-55~+260

-55~+260

-55~+260

-55~+260

-55~+260

-55~+260

Thermal Conductivity

Z direction

W/(M.K)

0.26

0.28

0.31

0.36

0.58

0.58

0.6

0.63

0.64

0.67

0.81

Flammability

/

UL-94

V-0

V-0

V-0

V-0

V-0

V-0

V-0

V-0

V-0

V-0

V-0

Material Composition

/

/

PTFE,Ultra-thin and ultra-fine (quartz) fiberglass.

PTFE,Ultra-thin and ultra-fine fiberglass, ceramics.



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