High TG HASL Lead Free 2 Layers PCB Board SEMSHINE
Product Description
1. Introduction
As a kind of Double-sided Fr4 pcb, it is widely used in Server, Instruments, Consumer electronics, Automotive electronics etc.
Lead-free DSC Tg>170℃
Excellent thermal reliability
Low Z-CTE
Anti-CAF capability
https://www.shinepcba.com/double-sided-pcb.html
2. Material: High TG Fr4 Laminate pcb
|
Test Item |
Test Method (IPC-TM-650) |
Test Condition |
Unit |
Specification |
Typical Value |
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|
Thermal |
Thermal Stress |
24.13.1 |
Float 288℃/Unetched |
Sec |
≥10 |
≥240 |
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|
Glass Transition (Tg) |
2.4.25 |
E-2/105 DSC |
℃ |
≥10 |
175 |
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|
CTE/ Z-Axis Expansion |
2.4.24 |
Alpha 1 |
ppm/℃ |
≤60 |
40 |
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|
Alpha 2 |
≤300 |
230 |
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|
50 - 260 ℃ |
% |
≤3.0 |
2.6 |
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|
X/Y CTE |
2.4.24 |
40℃ - 125℃ |
ppm/℃ |
—— |
12/15 |
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|
T-260 |
2.4.24.1 |
TMA |
min |
≥30 |
>60 |
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|
T-288 |
2.4.24.1 |
TMA |
min |
≥15 |
>35 |
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|
TD(5% weight loss) |
2.4.24.6 |
TGA |
℃ |
>340 |
349 |
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|
Flammability |
UL94 |
E-24/ 23 |
Rating |
V-0 |
V-0 |
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|
Electrical |
Surface Resistivity |
2.5.17.1 |
C-96/35/90 |
MΩ |
≥104 |
4.2*108 |
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|
Volume Resistivity |
2.5.17.1 |
C-96/35/90 |
MΩ-cm |
≥106 |
6.5*109 |
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