2SC2238 DATASHEET PDF

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I have the same pairs of transistors on hand from Farnell so it should be genuine for the first one.

2SC2238 Datasheet

It’s quite possible that both groups are genuine – it’s usually more obvious if they’re fakes than they are here. Also, the round indentation with letters and numbers are known to be used on the genuine 2SA’s.

Post 5 of Any ideas if these might be the real deal or just another set of counterfeit parts? Many of the Chinese, Korean, and Indian transistors have some pretty 2c2238 backs where the plastic is smudged over, etc. Oct 8, at Oct 8, at 5: Your username or email address: Post 11 of Post 13 of Post 3 of Oct 5, at Oct 9, at 9: I ended up getting the Japanese ones and each one was up to spec.

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2SC Datasheet, Equivalent, Cross Reference Search. Transistor Catalog

I checked them and the gain of the straight T version were abyssmal. By continuing to use this site, you are consenting to our use of cookies.

Oct 8, at 7: Oct 9, at 3: It does seem fairly silly for what should be a simple set of transistors. The moral here is that genuine Toshibas or not – where they are manufactured makes a difference. Yes, my password is: Post 1 datashdet The others with the straight T are asian junk I hear you Tom.

MCM is easily your best chance of getting the real thing, too. Post 10 of I think doubt is always going to be a problem with obsolete parts, regardless of the number of counterfeits out there.

2SC 데이터시트(PDF) – List of Unclassifed Manufacturers

To be honest, the fakes are more obvious than that. Examples of Toshiba Japan logos on transistors. Oct 7, at 9: Anyway, that’s about the extent of my experience with them. Post 6 of I was going to say that I haven’t seen green in these particular transistor sets, so I’d vote for the bottom grouping as being genuine.

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Oct 4, at 8: You must log in or sign up to reply here. The counterfeits often try to use the more elaborate slant “T.

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