PTFE High Frequency PCB F4B Microwave PCB

Brand Name:Bicheng Technologies Limited
Certification:UL
Model Number:BIC-xxxx-V1.0
Minimum Order Quantity:1
Delivery Time:10 working days
Payment Terms:T/T, Western Union
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Location: Shenzhen Guangdong China
Address: 6-11C Shidai Jingyuan Fuyong Town, Baoan District, Shenzhen City, Guangdong Province, China
Supplier`s last login times: within 1 hours
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Hello everybody,

Today we talk about F4B (PTFE) high frequency circuit board.


F4B is a series of PTFE based high frequency materials which is brand of China. It has advantages on price and quality in the application of navigation, radar, satellite communication, 4G communications, 5G communications and the like.


The common dielectric constant available are 2.2, 2.55 and 2.65, other value of dielectric constants are 2.17, 2.45, 2.75 and 3.0 etc; Copper weight available are 0.5oz, 1oz and 2oz and 3oz; the thickness of board ranges from 0.17mm to 5.0mm.


PCB Capability
PCB material:PTFE
Designator:F4B series
Dielectric constant:2.2, 2.55 and 2.65
 2.17, 2.45, 2.75 and 3.0
Layer count:2 Layer, Multilayer, Hybrid type
Copper weight:0.5oz, 1oz, 2oz
PCB thickness:0.17mm, 0.25mm, 0.5mm, 0.8mm, 1.0mm,
1.5mm, 2.0mm, 3.0mm, 4.0mm and 5.0mm, etc.
PCB Size:≤400mm X 500mm
Solder mask:Green, Black, No colour etc..
Surface finish:Bare copper, HASL, ENIG etc.

We can provide you with single sided board, double sided board, multilayer board and hybrid circuit board with FR-4.

The common color of solder mask is green, black and no color used.

The surface finish usually used is bare copper (no finish), HASL and immersion gold.


The basic color of F4B PCB is brown.


Electrical properties of F4B PTFE

NameTest conditionUnitValue
DensityNormal stateg/ cm32.1~2.35
Moisture AbsorptionDip in the distilled water of 20±2℃ for 24 hours%≤0.02
Operating TemperatureHigh-low temperature chamber-50℃~+260℃
Thermal ConductivityW/m/k0.8

CTE

(typical)

0~100℃

(εr :2.1~2.3)

ppm/℃25(x)
34(y)
252(z)

CTE

(typical)

0~100℃

(εr :2.3~2.9)

ppm/℃14(x)
21(y)
173(z)

CTE

(typical)

0~100℃

(εr :2.9~3.5)

ppm/℃12(x)
15(y)
95(z)
Shrinkage Factor2 hours in boiling water%0.0002
Surface Resistivity

500V

DC

Normal stateM·Ω≥1×104
Constant humidity and temperature≥1×103
Volume ResistivityNormal stateMΩ.cm≥1×106
Constant humidity and temperature≥1×105
Pin Resistance500V DCNormal state≥1×105
Constant humidity and temperature≥1×103
Surface dielectric strengthNormal stated=1mm(Kv/mm)≥1.2
Constant humidity and temperature≥1.1
Dielectric Constant10GHZεr

2.20,2.55,2.65,3.0,3.5

(±2%)

Dissipation Factor10GHZtgδ2.2≤7×10-4
2.55~2.65≤1×10-3
3.0~3.5≤1.5×10-3

Besides F4B PCB, we also supply high frequency circuit boards based on Rogers material, taconic material and Arlon etc. For example the list below:

Rogers RO4350B, RO4003C, RO3003, RO3006, RO3010, RO3210 etc.
Rogers RT/duroid 5880, RT/duroid 5870, RT/duroid 6002, RT/duroid 6010;
Taconic TLX-8, TLY-5, RF-35TC, TLF-35 etc.

Arlon AD450, AD600 etc.


You’re welcome to contact us for your enquiry. Thank you for your reading.


China PTFE High Frequency PCB F4B Microwave PCB supplier

PTFE High Frequency PCB F4B Microwave PCB

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