Product Summary

The KD421K10 is a Dual Darlington Transistor Module. It is designed for use in switching applications, consisting of two Darlington Transistors with each transistor having a reverse parallel connected high-speed diode. The applications of the KD421K10 are AC Motor Control, DC Motor Control, Switching Power Supplies, Inverters.

Parametrics

KD421K10 absolute maximum ratings: (1)Junction temperature Tj: -40℃ to +150℃; (2)Storage temperature TSTG: -40℃ to +125℃; (3)Collector-Emitter Sustaining Voltage,VBE=-2V VCEV: 1000V; (4)Collector-Base Voltage VCBO: 1000V; (5)Emitter-Base Voltage VEBO: 7V; (6)Continuous Collector Current IC: 100A; (7)Diode Forward Current IFM: 100A; (8)Continuous Base Current IB: 5A; (9)Diode Surge Current IFSM: 1000A; (10)Power dissipation Pt: 800W; (11)Module Weight(Typical): 470g.

Features

KD421K10 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

KD421K10 dimension figure