HOME > Products > Electronic material > Aluminum PWB material > Resin insulation type
Aluminum base PWB material / High thermal conductive type
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3W/mK
AC-7004C |
6W/mK
AC-7200TY |
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▲Bonding sheet AD-7200TY |
■Material composition
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■Application |
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High power LED substrate.
Automotive substrate.
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■Standard specification |
| Product code |
Dimension (mm) |
AC-7004C
AC-7004TC
AC-7200TY |
510mm × 510mm
340mm × 510mm |
Product of customized dimension is also negotiable |
■Thickness |
| Product code |
Nominal thiclness
of Insulation layer
(μm) |
Copper foil
(μm) |
Aluminum plate
(mm) |
Thickness and Tolerance of
Insulation layer
(μm) |
AC-7004C
AC-7004TC |
80 / 120 |
35 / (70) / (105) |
1.0 / 1.5 / 2.0 |
80±15 / 120±20 |
| AC-7200TY |
120 |
35 / 70 |
1.0 / 1.5 / 2.0 |
120±20 |
Product of special thickness is also negotiable |
■General properties |
| Test item |
Unit |
Treatment |
AC-7004 |
AC-7200TY |
Remark |
Thermal conductivity
（TIM tester method） |
W/mK |
A |
3 |
6 |
Insulation layer |
| Thickness of insulation layer |
μm |
― |
80/120 |
120 |
| Halogen free compliance |
- |
― |
Yes |
Yes |
| Glass transition temperature |
℃ |
A |
182
(TMA) |
200
(DMA) |
| Coefficient of thermal expansion |
ppm/℃ |
α1 |
27 |
6 |
| α2 |
48 |
36 |
| Storage elastic modulus |
-40℃ |
GPa |
A |
― |
16 |
| 25℃ |
― |
15 |
| 125℃ |
― |
9.5 |
| Handleability |
― |
― |
Good |
Excellent |
Thermal conductivity
（TIM tester method） |
W/mK |
A |
3 |
6 |
Aluminum base PWB material |
| Breakdown voltage |
kV |
Vertical to layer
in oil |
4 (0.08mm)
7 (0.12mm) |
5 |
| Solder limit |
sec |
Float |
300<
(260℃) |
300<
(300℃) |
| Peel strength |
kN/m |
35μm |
1.5 |
1.1 |
| 75μm |
― |
1.1 |
| 105μm |
― |
1.1 |
| Volume resistivity |
MΩm |
C-96/20/65 |
5.0×106 |
6.1×106 |
| Surface resistance |
ＭΩ |
C-96/20/65 |
1.0×109 |
2.0×108 |
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The various above-mentioned data is measured value , and is not guaranteed performance. |
■AC-7004 UL recognized specification (Excerpt) |
Minimum
thickness
(mm) |
UL94
flame
class
|
R.T.I.
(℃) |
HWI |
HAI |
HVTR |
CTI |
Direct
support
|
Electrical |
Mechanical |
0.995 |
94V-0 |
90 |
90 |
0 |
0 |
- |
0 |
YES |
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■Breakdown voltage |
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| Insulation layer =120μm thick |
Test method:JIS C 2110
Step up voltage at a rate of 500V a second up to breakdown.
Test piece size (Thickness)
Aluminum plate=1.5mm, Insulation layer=60/80/120μm, Cu foil=35μm
Test condition
Positive electrode=Alumimun plate Negative electrode=Cu foil(25mmφ)
Impressed current =AC Leakage current=10mA
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■Long-term thermal resistance |
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