IRMCK371PROG International Rectifier, IRMCK371PROG Datasheet - Page 6
IRMCK371PROG
Manufacturer Part Number
IRMCK371PROG
Description
A high performance OTP based motion control IC designed primarily for appliance applications.
Manufacturer
International Rectifier
Datasheet
1.IRMCK371.pdf
(33 pages)
Specifications of IRMCK371PROG
Package
QFP48
- Current page: 6 of 33
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www.irf.com
2 IRMCK371 Block Diagram and Main Functions
IRMCK371 block diagram is shown in Figure 2.
IRMCK371 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
o Transition
o Multiply-divide (signed and unsigned)
Figure 2. IRMCK371 Internal Block Diagram
TM
)
6
© 2007 International Rectifier
IRMCK371
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