View 2sk1443 datasheet:

Ordering number:EN3446A N-Channel Silicon MOSFET 2SK1443 Ultrahigh-Speed Switching Applications Features Package Dimensions · Low ON-state resistance. unit:mm · Ultrahigh-speed switching. 2078B · Micaless package facilitating easy mounting. [2SK1443] 4.5 10.0 2.8 3.2 0.9 1.2 1.2 0.7 0.75 1 : Gate 1 2 3 2 : Drain 3 : Source 2.55 2.55 SANYO : TO-220FI (LS) Specifications Absolute Maximum Ratings at Ta = 25?C Parameter Symbol Conditions Ratings Unit Drain-to-Source Voltage VDSS 450 V Gate-to-Source Voltage VGSS ±30 V Drain Current (DC) ID 1 A Drain Current (Pulse) IDP PW? 10µ s, duty cycle? 1% 4 A 2.0 W Allowable Power Dissipation PD Tc=25° C 20 W Channel Temperature Tch 150 ?C Storage Temperature Tstg –55 to +150 ?C Electrical Characteristics at Ta =