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Integrated Power Stage for 1.5 hp Motor Drives
路 1.5 hp (1.1kW) motor drive
Industrial rating at 150% overload for 1 minute
路 380 - 480V AC input, 50/60Hz
路 Available as complete system or sub-system assemblies
Power Module
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3-phase rectifier bridge
3-phase, short circuit rated, ultrafast IGBT inverter
Brake IGBT and diode
Low inductance (current sense) shunts in positive and
negative DC rail
NTC temperature sensor
Pin-to-base plate isolation 2500V rms
Easy-to-mount two-screw package
Case temp. range -25 deg C to 125 deg C operational
IRPT 2055C
Driver-Plus Board
DC bus capacitor filter with NTC inrush current limiter
IR2233 monolithic 3-phase HVIC driver
Driver stage for brake transistor
On-board +15V and +5V power supply
MOV surge suppression at input
DC bus voltage and current feedback
Protection for short-circuit, earth/ground fault,
overtemperature and overvoltage
路 Terminal blocks for 3-phase input/output and brake
connections
Figure 1. The IRPT2055C
control system
within a motor
Revised 5/97
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