Popular transistors.

IRF4905 MOSFET transistor.
Pinout. Datasheet.

Package: TO-220AB, 1-gate, 2-drain, 3 - sourse, 4-drain.
Type of IRF4905 transistor: MOSFET
Type of control channel: P - Channel
Maximum power dissipation (PD): 200W
Maximum drain-source voltage (VDSS): -55V
Maximum gate-source voltage (VGS): ±20V
Maximum continuous drain current (ID):74A
Maximum pulsed drain current (IDM):260A
Maximum junction temperature (Tj): 175C
Rise Time(tR):99ns
Input Capacitance (Ciss):3400 pF
Output Capacitance (Coss):1400pF
Maximum drain-source on-state resistance (RDS): 0.02 Ohm
Forward Transconductance(gfs):21