Questions tagged [silicon]

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I need a CMOS foundry for an existing legacy p-well layout. We can use a smaller geometry process, but it needs a 5 volt oxide. Any ideas? [closed]

We have a legacy CMOS design laid-out for a 2u, 2-poly, 2-metal, p-well bulk process, and I need several hundred wafers, preferably 6-inch on n- epi wafers. The layout has generous spacing and was ...
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137 views

Can somebody identify this 12" silicon wafer?

I just bought a silicon wafer off of eBay to decorate my office. The seller didn't tell/know, but I'm dead curious as to what this wafer is. Could anyone help me identify which chips should have been ...
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1answer
139 views

Silicon Labs CP2102 usb recognition error

Good Morning everyone, I have recently designed a circuitry design for the named chip "CP2102N-A02-GQFN24". Problems appear after connecting the chip to the computer. It doesn't get ...
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2answers
72 views

starting material for silicon production

Where does silicon semiconductor manufacturing start from? I mean, what are the principal ores that may be used to start the technological process and what extraction process is used? (And what are ...
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1answer
134 views

switch the (pnp) BJT transistor

this is my buck boost converter in the simulation i get the desire voltage -12V but in real circuit i just getting -4.88V , and my transistor heats up i think it is even burned , I dont know how I ...
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Indoor / outdoor solar cell (Amorton): maximum light conditions

I am currently searching for a proper solar cell to power an IoT device (just a simple logging device). Although it is just for my own usage, the sensor should be properly engineered. My main ...