IRMCF343 International Rectifier, IRMCF343 Datasheet - Page 5

• Manufacturer Part Number: IRMCF343
• Description: High Performance Appliance RAM Based Motion Control IC
• Manufacturer: International Rectifier

Specifications of IRMCF343

• Motion Control Description: High Performance Appliance Motor Control IC
• Package: QFP64
• Moisture Sensitivity Level: MSL3

2 IRMCF343 Block Diagram and Main Functions
IRMCF343 block diagram is shown in Figure 2.
IRMCF343 contains the following functions for sensorless AC motor control applications:
•
Motion Control Engine (MCE
o Proportional plus Integral block
o Low pass filter
o Differentiator and lag (high pass filter)
o Ramp
o Limit
o Angle estimate (sensorless control)
o Inverse Clark transformation
o Vector rotator
o Bit latch
o Peak detect
Figure 2. IRMCF343 Internal Block Diagram
TM
)
IRMCF343
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