Popular transistors.

IRFP260 MOSFET transistor.
Pinout. Datasheet.

Package: TO-247AC, 1-gate, 2-drain, 3 - sourse.
Type of IRFP260 transistor: MOSFET
Type of control channel: N - Channel
Maximum power dissipation (PD): 300W
Maximum drain-source voltage (VDSS): 200V
Maximum gate-source voltage (VGS): ±20V
Maximum continuous drain current (ID):50A
Maximum pulsed drain current (IDM):200A
Maximum junction temperature (Tj): 150C
Rise Time (tR):60ns
Input Capacitance (Ciss):4057pF
Output Capacitance (Coss):603 pF
Maximum drain-source on-state resistance (RDS): 0.04Ohm
Forward Transconductance(gfs):27