The 2N6107, 2N-6107, 6107 is a 70V 7A PNP Silicone Power Transistor, designed for use in general purpose amplifiers and switching applications TO-220A/B Package.
This is a thermal printer like you would find on a cash register or adding machine. It will print simple strings passed to it via TTL serial, bitmap images (poorly) and it can generate several different formats of barcodes.
The 2N5401 TO-92 Bipolar Transistors PNP 160V 600mA. 2N5400 and 2N5401 are silicon PNP transistors designed for high voltage amplifier applications, TO-92 Bipolar Transistors PNP 160V 600mA.
The AOZ1046AI is a high efficiency simple to use and work from a 4.75V to 16V input voltage range, and provides up to 2A of continuous output current with an output voltage adjustable down to 0.8V. The AOZ1046 comes in an SOP-8 package.
The BS250 is a P Channel enhancement mode vertical D-MOS transistor manufactured in TO-92 package. The pin configuration of the transistor is as follows: The first pin is Source, second pin is Gate and the third pin is Drain.