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9 votes
4 answers
3k views

Why do manufacturers label differently seemingly identical components?

I am not sure if this is the relevant place to ask this (I think it is.) I am still relatively new to the electronic design world, but I notice that a series of parts (example - Torex XCLxxx) can ...
Yordan Aleksandrov's user avatar
3 votes
1 answer
29k views

JL (or maybe something else) misterious branded IC's, what is the origin? [closed]

Edit 12/31/2019: Thanks to Mariano Dupont: Found it: Zhuhai Jieli Technology zh-jieli.com Take a look at this example of an IC found on a circuit board: Brand is found on many PCB's of Chinese/...
Codebeat's user avatar
  • 1,367
20 votes
5 answers
3k views

Why are MAX-, AD-, LT- parts (among others) so expensive?

I'm curious why some IC manufacturers like Maxim, Analog Devices, and Linear Tech's parts are so expensive? I know they are much higher quality (better electrical characteristics, etc), but for some ...
Shubham's user avatar
  • 6,214
0 votes
2 answers
327 views

Do any commercially available generic circuits use only discrete components? [closed]

I'm currently toying with embarking upon a totally crazy hobby project, which would prohibit the use of any component that cannot be 100% verified manually: obviously this completely rules out all ...
eggyal's user avatar
  • 185