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Rogers RT/duroid 6002 High Frequency Circuit Materials

 

 

Introduction

 Hello everyone. Welcome back to our channel. Today, we are going to talk about RT/duroid 6002 high frequency material.

 

Rogers RT/duroid 6002 high frequency PCB material is the preferred PTFE-based ceramic composites. It is a kind of low loss and low dielectric constant laminate, which can meet the strict requirements for mechanical reliability and electrical stability in complex microwave structural design.

 

The dielectric constant of RT/duroid 6002 has excellent resistance to temperature change between -55 ℃ and 150 ℃, which can meet the requirements of filter, oscillator and delay line for its electrical stability.

 

RT/duroid 6002 Typical Properties

Rogers RT/duroid 6002 PCB substrate is a truly impressive material, offering a range of properties that make it ideal for demanding applications. Let's take a closer look at some of its key features.

 

First and foremost, let's talk about the Dielectric Constant of RT/duroid 6002. With a process value of 2.94±0.04 at 10 GHz and 23°C, it ensures reliable signal transmission. The Dielectric Constant in the design phase remains consistent at 2.94 across a frequency range of 8 GHz to 40 GHz, as determined using the Differential Phase Length Method.

 

The Dissipation Factor, or tan delta, is impressively low at 0.0012 at 10 GHz and 23°C, indicating minimal signal loss and excellent performance.

 

Rogers RT/duroid 6002 laminate also exhibits a positive thermal coefficient of dielectric constant, measuring +12 ppm/°C at 10 GHz over a temperature range of 0°C to 100°C. This ensures stability and reliable performance even in varying thermal conditions.

 

Moving on to electrical properties, the volume resistivity of RT/duroid 6002 is 10^6 Mohm.cm, demonstrating excellent electrical insulation capabilities. Additionally, the surface resistivity measures 10^7 Mohm, further enhancing the material's electrical performance.

 

In terms of mechanical properties, RT/duroid 6002 high-frequency laminate showcases impressive tensile modulus values of 828 MPa (120 kpsi) in both the X and Y directions at 23°C, indicating its high strength and rigidity. The material also exhibits an ultimate stress of 6.9 MPa (1.0 kpsi) and an ultimate strain of 7.3%, highlighting its ability to withstand demanding conditions.

 

When it comes to compressive strength, RT/duroid 6002 boasts a compressive modulus of 2482 MPa (360 kpsi) in the Z direction, ensuring structural integrity under pressure.

 

Rogers RT/duroid 6002 high-frequency circuit material has excellent resistance to moisture absorption, with only 0.02% absorption according to the D48/50 test method specified by IPC-TM-650 2.6.2.1 and ASTM D570.

 

Rogers 6002 PCB material also exhibits a thermal conductivity of 0.6 W/m/K at 80°C, allowing for efficient heat dissipation in electronic systems.

 

Other notable properties include a decomposition temperature (Td) of 500°C, ensuring the material's stability and reliability even at high temperatures. The density of RT/duroid 6002 is 2.1 gm/cm3, and its specific heat measures 0.93 J/g/K (0.22 BTU/ib/°F), contributing to efficient thermal management.

 

Rogers RT/duroid 6002 PCB material also exhibits excellent copper peel strength, with a value of 8.9 lbs/in (1.6 N/mm), as tested according to IPC-TM-650 2.4.8.

 

Additionally, Rogers 6002 is classified as V-0 for flammability according to UL 94 standards, ensuring its resistance to ignition and flame propagation.

 

Last but not least, RT/duroid 6002 is compatible with lead-free processes, aligning with industry standards and environmental regulations.

 

Property

RT/duroid 6002

Direction

Units

Condition

Test Method

Dielectric Constant,εProcess

2.94±0.04

Z

 

10 GHz/23℃

IPC-TM-650 2.5.5.5

Dielectric Constant,εDesign

2.94

 

 

8GHz to 40 GHz

Differential Phase Length Method

Dissipation Factor,tanδ

0.0012

Z

 

10 GHz/23℃

IPC-TM-650 2.5.5.5

Thermal Coefficient of ε

+12

Z

ppm/℃

10 GHz 0℃-100℃

IPC-TM-650 2.5.5.5

Volume Resistivity

106

Z

Mohm.cm

A

ASTM D 257

Surface Resistivity

107

Z

Mohm

A

ASTM D 257

Tensile Modulus

828(120)

X,Y

MPa(kpsi)

23℃

ASTM D 638

Ultimate Stress

6.9(1.0)

X,Y

MPa(kpsi)

 

 

Ultimate Strain

7.3

X,Y

%

 

 

Compressive Modulus

2482(360)

Z

MPa(kpsi)

 

ASTM D 638

Moisture Absorption

0.02

 

%

D48/50

IPC-TM-650 2.6.2.1
ASTM D 570

Thermal Conductivity

0.6

 

W/m/k

80℃

ASTM C518

Coefficient of Thermal Expansion
(-55 to 288℃)

16
16
24

X
Y
Z

ppm/℃

23℃/50% RH

IPC-TM-650 2.4.41

Td

500

 

℃ TGA

 

ASTM D 3850

Density

2.1

 

gm/cm3

 

ASTM D 792

Specific Heat

0.93(0.22)

 

j/g/k
(BTU/ib/OF)

 

Calculated

Copper Peel

8.9(1.6)

 

Ibs/in.(N/mm)

 

IPC-TM-650 2.4.8

Flammability

V-0

 

 

 

UL 94

Lead-free Process Compatible

Yes

 

 

 

 

 

 

A Piece of RT/duroid 6002 Laminate

The basic colour of RT/duroid 6002 laminate is white.

We can also see its applications in GPS antennas, ground based and airborne radar systems, power backplanes and commercial airline collision avoidance etc.

 

 

Conclusion

Rogers RT/duroid 6002 copper clad laminates has tight thickness control with low out-gassing. Rogers 6002 high frequency laminate is very suited to the equipment of flat and non-planar structures, such as antennas, complex multi-layer PCBs with inner-layer connections, and microwave PCBs for aerospace designs in hostile environments.

 

OK. This concludes today’s episode. Thank you for reading. See you next time.