THERMAL INSULATOR, TO-218, TO-247, TO-3P; THERMAL INSULATOR, TO-218, TO-247, TO-3P; Insulator Body Material:Aluminium Oxide Ceramic; Thermal Conductivity:15.06W/m.K; Breakdown Voltage Vbr:-; Thickness:2.03mm; Volume Resistivity:-; Thermal Impedance:-; Length:23.24mm