transistor matching

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dean1979

Active member
Joined
Jul 19, 2005
Messages
36
Location
uk
Could anyone tell me if these 2 transistors:

A)mpsa56
doc: http://www.fairchildsemi.com/ds/MP/MPSA56.pdf

B)bc182
doc: http://www.fairchildsemi.com/ds/BC/BC182B.pdf

with a couple of these
bc640
doc: http://www.maplin.co.uk/Media/product_pdfs/vr07.pdf


I have been trying to fit the transistor peramiters within the maximums, is the right sort of thing to do?
cheers
 

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