The data differs though.... I just read that, missed it at the first look.....
/Martin On Friday, 24 April 2020 00:32:28 UTC+2, Dekatron42 wrote: > > Central Semiconductor Corp list them as having the same die size, check > their documents named "Device datasheet" here > https://my.centralsemi.com/product/partpage2.php?part=CP310-MPSA42 and > here https://my.centralsemi.com/product/partpage2.php?part=CP310-MJE340, > now I don't know if other manufacturers have the same data on theirs, but > at least one manufacturer seems to use the same die in both types (maybe > they will confirm if you ask them?). > > /Martin > > On Friday, 24 April 2020 00:10:36 UTC+2, gregebert wrote: >> >> I'm absolutely certain the MJE die is physically larger. For one thing, >> it must conduct more thermal energy to the case. >> >> Another tip-off is the difference in DC current-gain, and that in-turn >> accounts for part of the 1000x difference in leakage current. >> I believe leakage current is directly proportional to the area of the >> base (my device physics textbook is at work, and I'm at home recalling a >> class I took in 1983...); the actual leakage-current density is an >> exponential equation based on all sorts of properties of the silicon. >> > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/601883bc-49f9-49fb-860b-26cf20e4d9d0%40googlegroups.com.
