IRMCK371TR International Rectifier, IRMCK371TR Datasheet - Page 6
IRMCK371TR
Manufacturer Part Number
IRMCK371TR
Description
IC MOTOR CTRL OTP HP 48-QFP
Manufacturer
International Rectifier
Datasheet
1.IRMCK371TR.pdf
(33 pages)
Specifications of IRMCK371TR
Applications
AC Motor Controller, Permanent Magnet
Number Of Outputs
1
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
48-LQFP
Package
QFP48
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Voltage - Load
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IRMCK371TR
Manufacturer:
International Rectifier
Quantity:
1 972
Company:
Part Number:
IRMCK371TR
Manufacturer:
International Rectifier
Quantity:
10 000
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