IRMCF312 International Rectifier, IRMCF312 Datasheet - Page 11

• Manufacturer Part Number: IRMCF312
• Description: Dual Channel Sensorless PM Motor Control IC
• Manufacturer: International Rectifier

Specifications of IRMCF312

• Motion Control Description: Dual Channel Sensorless PM Motor Control IC
• Package: QFP100
• Moisture Sensitivity Level: MSL3

Fault
4.3
CGATEKILL
P5.0/PFCGKILL Input, upon assertion, this negates PFCPWM signal, programmable logic
FGATEKILL
AVDD
AVSS
AREF
CMEXT
IFBC+
IFBC-
IFBCO
IFBF+
IFBF-
IFBFO
IPFC+
IPFC-
IPFO
VAC+
VAC-
VACO
VDC+
VDC-
AIN0/VDCO
AIN1
AIN2
Analog Interface Group
programmable logic sense
sense, can be configured as discrete I/O in which case CGATEKILL
negates PFCPWM
programmable logic sense
connected.
sensing of motor 1
sensing of motor 1
motor 1
sensing of motor 2
sensing of motor 2
motor 2
DC bus voltage sensing
AVSS if unused
AVSS if unused
Input, upon assertion, this negates all six PWM signals for motor 1,
Input, upon assertion, this negates all six PWM signals for motor 2,
Analog power (1.8V)
Analog power return
Buffered 0.6V output
Unbuffered 0.6V, input to the AREF buffer, capacitor needs to be
Input, Operational amplifier positive input for shunt resistor current
Input, Operational amplifier negative input for shunt resistor current
Output, Operational amplifier output for shunt resistor current sensing of
Input, Operational amplifier positive input for shunt resistor current
Input, Operational amplifier negative input for shunt resistor current
Output, Operational amplifier output for shunt resistor current sensing of
Input, Operational amplifier positive input for PFC current sensing
Input, Operational amplifier negative input for PFC current sensing
Output, Operational amplifier output for PFC current sensing
Input, Operational amplifier positive input for PFC AC voltage sensing
Input, Operational amplifier negative input for PFC AC voltage sensing
Output, Operational amplifier output for PFC AC voltage sensing
Input, Operational amplifier positive input for DC bus voltage sensing
Input, Operational amplifier negative input for DC bus voltage sensing
Input/Output, Analog input channel 0 or Operational amplifier output for
Input, Analog input channel 1 (0-1.2V), needs to be pulled down to
Input, Analog input channel 2 (0-1.2V), needs to be pulled down to
IRMCF312
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