PD 6.113
PRELIMINARY
IRPT1057
韋螠
Integrated Power Stage for 0.75 hp Motor Drives
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0.75 hp (0.56kW) power output
Industrial rating at 150% overload for 1 minute
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180 - 240V AC input, 50/60Hz
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Available as complete system or as sub-system
assemblies
Power Module
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3-phase rectifier bridge
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3-phase short circuit rated, ultrafast IGBT inverter
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Low inductance (current sense)
shunts in positive and negative DC rail
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NTC temperature sensor
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Pin-to-base plate isolation 2500V rms
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Easy-to-mount two-screw package
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Case temperature range -25擄C to 125擄C operational
Driver-Plus Board
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DC bus capacitor filter with NTC inrush
current limiter
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IR2132 monolithic 3-phase HVIC driver
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On-board +15V and +5V power supply
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MOV surge suppression at input
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DC bus voltage and current feedback
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Protection for short-circuit, earth/ground fault and
overtemperature
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Terminal blocks for 3-phase input and output
connections
IRPT1057C
Figure 1.
The IRPT1057C
control system
within a motor
page 1