EYGS182310XX Datasheet, PDF (2/4 Pages) Panasonic Semiconductor – “PGS” Graphite Sheets

“PGS” Graphite Sheets
■ Characteristics
Thickness
Density
Thermal conductivity a-b plane
Electrical conductivity
Extensional strength
a-b plane
Expansion coefficient
c axis
Heat resistance
Bending(angle 180,R5)
100 µm
0.10 ± 0.03 mm
0.85 g/cm³
700 W/(m·K)
10000 S/cm
19.6 MPa
9.3 ҂ 10^-7 1/K
3.2 ҂ 10^-5 1/K
✽Values are for reference, not guaranteed.
70 µm
25 µm
0.07 ± 0.015 mm 0.025 ± 0.010 mm
1.21 g/cm³
1.90 g/cm³
1000 W/(m·K)
1600 W/(m·K)
10000 S/cm
20000 S/cm
22.0 MPa
30.0 MPa
9.3 ҂ 10^-7 1/K
9.3 ҂ 10^-7 1/K
3.2 ҂ 10^-5 1/K
3.2 ҂ 10^-5 1/K
400 °C
10000 cycles
17 µm
0.017 ± 0.005 mm
2.10 g/cm³
1750 W/(m·K)
20000 S/cm
40.0 MPa
9.3 ҂ 10^-7 1/K
3.2 ҂ 10^-5 1/K
■ Comparison of thermal conductivity (a-b plane)
■ Layered structure of PGS
Diamond
1(4

µN
1(4

µN
1(4

µN
1(4

µN
Pure copper
Aluminum
Magnesium alloy
Stainless steel
Heat-conductive sheet

8 N·K)

8 N·K)

8 N·K)

8 N·K)
Thermal conductivity:
2 to 4 times as high as copper,
Specific gravity:
1/10 to 1/4 that of copper
0 200 400 600 800 1000 1200 1400 1600 1800 2000
Coefficient of thermal conductivity (W/(m·k))
a-b plane
3.354 to 3.356
҂10^-8cm
■ Electric field shield performance
140
130
120
110
100
90
80
70
60
50
40
30
20
10
0
10
a-b plane(KEC method)
Effect of shield (dB)=–20 log (Vs/V0)
Effect of electric field shield
Effect of magnetic field shield
100
1000
Frequency (MHz)
10000
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
01 Nov. 2011
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