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July 2004

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Subject:
From:
Sam Wong <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Tue, 6 Jul 2004 21:09:04 -0500
Content-Type:
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I want to get information about the direct die attach to heat sink
technology.

Any avaliable technology exist in the market that using direct die attach
method (such as DBC)

a)What is the range of power can use the direct die attach technology?

b) What type of material can use in the direct die attach technology?

c) How much thermal lose rate improved using direct die attach technology
to replace the chip fix standard TO package on metal heat sink by screw &
nut approximately?

d)How many average percentage of cost reduction if using direct die attach
method to replace the chip fix standard TO package on metal heat sink by
screw & nut approximately?

e)How many average percentage of space saving if using direct die attach
method to replace the chip fix standard TO package on metal heat sink by
screw & nut approximately?

f)How many average percentage of reliability improved if using direct die
attach method to replace the chip fix standard TO package on metal heat
sink by screw & nut approximately?

Any company interest for our project, please send email
to :[log in to unmask]

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