The FS10KM-06 is 60V 10A TO-220F Package High-speed Switching Power MOSFET. Drive Voltage 4V VDSS 100V rDS(ON) (max) 10A Integrated Fast Recovery Diode.
The HA17555 is a designed for accurate time delays or oscillations. It provides both of trigger terminal and reset terminal in order to enable a wide scope of application including Mono Multi Vibrator and Astable Multi Vibrator.
The Bipolar Power Transistor is designed for use in general-purpose amplifier and switching applications. The MJE2955T (PNP) and MJE3055T (NPN) are complementary devices.