I'm in the process of spec'ing out parts for my project, and it seems that 'old reliable' 2N2222A (and variants) is getting tough to find in either the TO-18 / TO-92 / SOT-23 variants, or I'm looking in the wrong places. Even the similarly 'common' 2N3904 seems to be drying up as well.
Off the top of the brain trust's head, what substitutes are acceptable? I have a total of three in my present design - one used as an amplifier, the other two as a switch.
Off the top of the brain trust's head, what substitutes are acceptable? I have a total of three in my present design - one used as an amplifier, the other two as a switch.