[sdiy] Synthacon VCF transistors

[Oren Leavitt]

Hi all,
An A, B, or C is sometimes added to the JEDEC number to sub-catagorize 
low, medium or high beta devices within the overall beta range for that 
number.

Oren

phillip m gallo wrote:

>Cynthia, Fred;
>
>It used to be that the 2N2222A had lower Hfe than the 2N2222.  The '2222
>became such a popcorn part that the two spec's merged to that of the
>2N2222.   The PN2222 looks to adhere to the '2222 spec for Hfe.  So it's
>easy to believe depending upon vendor that a '2222 and a '2222A would
>perform "somewhat" differently.
>
>Regards,
>p
> 
>
>
>  
>

-- 
Oren Leavitt
oleavitt at ix.netcom.com