Ah, but that's a model for just one BF998. The one you pull out of the
drawer might bear very little resemblance to it.

Roy Lewallen, W7EL

jack wrote:
FWIW, I found the following SPICE model for the BF998 on the web -- note
that the two MOSFETs VMAX are dissimilar, a lot of the entries are for
parasitic elements:
. . .