All Questions
Tagged with packages manufacturing
8
questions
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Question on "Parts should be used within 5 days after opening." statement on component shipping package
I've been given the task of verifying a batch of ICs from a chinese broker, to see that the chips the company has bought are what the broker claims they are. The package we've received looks like this,...
3
votes
1
answer
239
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What are my options for packaging a WLCSP IC as a DIP?
Hypothetically, let's say I have a chip in a super small WLCSP or BGA package that I want to have packaged as a plastic or ceramic DIP. No extra components; just the pads brought out to pins.
Are ...
0
votes
0
answers
99
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Reducing Thermal Pad Size Below Official Footprint - Can It Create Manufacturability Problems?
I'm using a DP83867 Ethernet chip by Texas Instruments in an S-PQFP-G64, 10 x 10 mm package, the mechanical dimension and its recommended footprint are shown at the end of the question. As shown, the ...
1
vote
1
answer
375
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Why have the same chip in the same package, but with a different number of pins?
STMicroelectronics offers the following two accelerometer chips.
The LIS2DW in a 14 pin LGA package
The LIS2DW12 in a 12 pin LGA package
These two chips are functionally equivalent and have the same ...
3
votes
1
answer
246
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How are metal leads on through hole parts made?
For example, consider a TO-92 packaged part:
How is one of its leads manufactured? Can they be customized?
4
votes
1
answer
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What manufacturing process produces resin coated chips in consumer toys?
I'm looking at high volume manufacturing and I notice that inside some consumer toys, there are chips which seem to be directly placed on the board and covered in resin. I know this has been done a ...
3
votes
1
answer
3k
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Package on package and Flip chip what is the difference?
I am confuse with Package on package and Flip chip. Are they classified as multi-chip modules (MCM)?
13
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4
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What is the protective layer around microchips made out of?
I am just curious, what is the dark, almost black material that seems like all microchips are made out of? I did some searching on Google to try and find out, but I can only seem to find the material ...