Powerex KD421K15 Dual Darlington Transistor Module, 150 Amp, 1000V Features For Low Frequency Inverter Electrically insulated base plate Wide Temperature Range Medium Switching Speed 2500V Isolation 48mm Base Width Applications Frequency Converter AC Motor Control DC Motor Control Switchign Power Supplies Drives Specification Powerex Part Number KD421K15 Vces 1000V Transistor Configuration Dual Darlington Pair Transistor Module (Half Bridge) Ic(nom) @ 80 Deg C 150 Amp Package Size W:48mm L:108mm D:30mm V(isol) 2.5 kV Vfm @ 25 Deg C 1.8 Volts Tj(max) 150°C Td(on) @ 25 Deg C 3uS Td(off) @ 25 Deg C 3uS I(ces) @ 25 Deg C 2mA Rcc 1.0mOhm Terminals M6 Screw Hole Centres 93 x 48mm(M6) Gate Terminals Spade Gate Connection (A 2.8 - 0.5mm) Screw M8 Power Connections R th(j-c) 0.725°C/W R th(c-h) 0.02°C/W Weight 180g Mounting Torque 5 Nm (5 Nm Terminals) Factory Pack Qty 1 Certification UL Listed, ROHS Infineon Headquarters Germany Datasheet Product Datasheet Alternatives , Obsolete. Contact Us for Possible Replacement for alternative