2013년 11월 20일 수요일

마이크로패키징-3D포장에 대하여(영문)

마이크로패키징-3D포장에 대하여(영문)
마이크로패키징-3D포장에 대하여(영문).pptx


목차

1.Introduction
- Hot issue in 3D packaging

2.How to improve heat issue
- Heat sink material
- Paste as interfacial material
- Heat sink design

3.The best idea
- Material + Design + add


본문
Keff, Km, Kp: the effective thermal conductivities of the composite,
Metal matrix, Particles

φp : the volume fraction of reinforcements

a : the diameter of the reinforcement

- hc : the boundary conductivity.


Advantage
The air travels across the short
length of the fins laterally, rather than longitudinally down
the long length.



Focused on placing the jets at the end of the fins and using them to induce air flow longitudinally down the length of the fin


The primary jet to emanate directly through the heat sink base and entrain and expel air laterally over the height of the fins through a matrix of synthetic jets



본문내용
D packaging
2.How to improve heat issue
- Heat sink material
- Paste as interfacial material
- Heat sink design
3.The best idea
- Material + Design + add

5 Thesises of Group 4
1.
2.
3.
4.
5.

Introduction
High performance
Light weight
Small size
Heat Density↑
Thermal problem↑

Problem of Advanced technology
Thermal Problem

3D stacked chip & Thermal

Cooling Techniques
Refrigeration
TEC with
 

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