Simulation Questions:

Martin Czech martin.czech at intermetall.de
Thu Oct 7 12:50:31 CEST 1999


:::	>They are what they are ;->
:::	>Common collector and base and multiple diffused emitters.
:::	>You need the model of such a device. For simple analysis,
:::	>just use parallel transistors. But this doesn't work, if
:::	>the different emitters have different emitter area (which is
:::	>used to partition current between the multiple emitters).
:::
:::I assume you still can get a decent approximation when you're simply
:::connecting N transistors in parallel for the increased area.

Yes, this should work (1st order, geometry?) , since the parallel
transistors are idealy matching, ie. all equal. This will not work in
reality (base potential?, rbe, beta).

m.c.




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