Product Summary

The KD221K05 dual darlington transistor module is a high power device, which is designed for use in switching applications. The KD221K05 is isolated, consisting of two darlington transistors with each transistor having a reverse parallel connected high-speed diode. The applications of the KD221K05 include AC motor control, DC motor control, switching power supplies, inverters.

Parametrics

KD221K05 absolute maximum ratings: (1)junction temperature: -40 to 150℃; (2)storage temperature: -40 to 125℃; (3)collector-emitter sustaining voltage, VBE=-2V: 1000 V; (4)collector-base voltage: 1000 V; (5)emitter-base voltage: 7 V; (6)collector-emitter voltage, VBE=-2V: 1000 V; (7)continuous collector current: 50 A; (8)diode forward current: 50 A; (9)conyiunous base current: 3 A; (10)diode surge current: 500 A; (11)power dissipation: 400 W; (12)Max. mounting torque M5 terminal screws: 17 in.-lb; (13)Max. mounting torque M6 mounting screws: 26 in.-lb.

Features

KD221K05 features: (1)isolated mounting; (2)planar chips; (3)discrete fast recovery feedback diode; (4)high gain (hFE); (5)quick connect base-emitter signal terminals; (6)base-emitter speed-up diodes.

Diagrams