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by rock_hard 1153 days ago
In this case it seems to be giving examples of common ICs that are voltage regulators - these answers to high level questions are pretty vague by default.

We've had good results by asking follow up questions like "what power supply IC could I use to power a 3.3v microcontroller from a 3.7V nominal LiPo battery over the whole battery voltage range?".

I asked that question and I got: LM3940 and AMS1117-3.3 (LDO, high drop out but probably ok for low current - one isn't in stock but it doesn't have stock info yet), and TPS62203 and ADP2108 (bucks, both seem appropriate). These answers should get better as Copilot gets access to more and more tools.

2 comments

btw I hope my comment didn't come across as too negative, like many folks I'm still trying to frame my own thinking around this kind of tooling. Thanks for the follow-up.
Not at all. I thought it was salient and very much what I wanted to know about. It seems there will be a heck of a lot of comments saying 'this is so awesome!' and this isn't a field where I'm able to look at the answer and immediately see the list of howling errors and hallucinations, so I'm very glad somebody can.

It's all very well expecting the hallucinations, but specificity beats Ludditeism every day. My gut reaction was 'ho boy, I'd better not trust this' but I didn't have the domain knowledge to understand why the GPT advice was dangerous. You did.

We are all good
I look forward to following your work. I don't know what the ideal integration of generative AI and hardware design is, but I do feel like there are opportunities. Excited to see what y'all cook up.
Thanks!

I believe we are extremely early…and so this is just a first baby step

Much more to come from us in the coming weeks

My god.. if you gave it real time stock updates to adjust BoM answers to availability that would be amazing!
Brace for impact!

We have a bunch of features that didn’t make the cut for todays launch but should be available shortly