IRMCK343 International Rectifier, IRMCK343 Datasheet - Page 6
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IRMCK343
Manufacturer Part Number
IRMCK343
Description
A high performance OTP based motion control IC designed primarily for appliance applications.
Manufacturer
International Rectifier
Datasheet
1.IRMCK343.pdf
(35 pages)
Specifications of IRMCK343
Package
QFP64
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IRMCK343TR
Manufacturer:
International Rectifier
Quantity:
10 000
Company:
Part Number:
IRMCK343TY
Manufacturer:
International Rectifier
Quantity:
10 000
www.irf.com
2 IRMCK343 Block Diagram and Main Functions
IRMCK343 block diagram is shown in Figure 2.
IRMCK343 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. IRMCK343 Internal Block Diagram
TM
)
6
© 2007 International Rectifier
IRMCK343