Phil Allison wrote:
** For John Popelish.


This one is fatally wounded.

(date code 8649 )

I remember reading about these crenelated devices a long
time ago, but I thought they were called large emitter
periphery devices or narrow emitter devices or something
like that. Power mosfets with source vias punched through
the gate layer and metalized together, were real perforated
large area devices. See figure 17 of:
http://www.irf.com/technical-info/guide/device.html