[sdiy] darlington tranny question

[Scott Gravenhorst]

As far as I know, there is no reason you could not just pair up two NPNs.  If
you know the spec of the original part, just make sure you pick transistors
whose gain product will be approximately the same as the part you're replacing.

"Nils Pipenbrinck" <np at inverse-entertainment.de> wrote:
>Folks,
>
>I know, this is stupid, but anyways:
>
>Are there any technical reasons why I can't use two ordinary NPN trannies to
>replace a darlington transistor? I need a replacement for a simple high
>impendance buffer stage.
>
>Sure, I can go to a shop and buy the real thing, but it's weekend, the shops
>are closed, and I'm in prototype mood :)
>
>  Nils
>
>
>
>

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