IRMCF311TR International Rectifier, IRMCF311TR Datasheet - Page 5

• Manufacturer Part Number: IRMCF311TR
• Description: IC MOTOR CTRL RAM 2CH 64QFP
• Manufacturer: International Rectifier

Specifications of IRMCF311TR

• Applications: AC Motor Controller, Permanent Magnet
• Number Of Outputs: 2
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 64-MQFP, 64-PQFP
• Motion Control Description: High Performance Air Conditioner Control IC
• Package: QFP64
• Moisture Sensitivity Level: MSL3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Voltage - Load: -

2 IRMCF311 Block Diagram and Main Functions
IRMCF311 block diagram is shown in Figure 2.
IRMCF311 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
Figure 2. IRMCF311 Internal Block Diagram
TM
)
IRMCF311
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