SOT23 transistor

Ian0

Joined Aug 7, 2020
10,276
I think you can eliminate dual diode, voltage regulator or reference because it is called ”Q2”. Regulators and reference would be IC2 or U2, and diodes would be D2.
That just leaves JFET, NPN bipolar, PNP bipolar, N-channel MOS or P- channel MOS.
 
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