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IRMCK311TY Datasheet(PDF) 11 Page - International Rectifier

Part # IRMCK311TY
Description  Dual Channel Sensorless Motor Control IC for Appliances
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Manufacturer  IRF [International Rectifier]
Direct Link  http://www.irf.com
Logo IRF - International Rectifier

IRMCK311TY Datasheet(HTML) 11 Page - International Rectifier

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IRMCK311
www.irf.com
© 2007 International Rectifier
11
FPWMVH
Output, motor 2 PWM phase V high side gate signal
FPWMVL
Output, motor 2 PWM phase V low side gate signal
FPWMWH
Output, motor 2 PWM phase W high side gate signal
FPWMWL
Output, motor 2 PWM phase W low side gate signal
PFCPWM
Output, PFC PWM
Fault
CGATEKILL
Input, upon assertion, this negates all six PWM signals for motor 1,
programmable logic sense
P5.0/PFCGKILL Input, upon assertion, this negates PFCPWM signal, programmable logic
sense, can be configured as discrete I/O in which case CGATEKILL
negates PFCPWM
FGATEKILL
Input, upon assertion, this negates all six PWM signals for motor 2,
programmable logic sense
4.3
Analog Interface Group
AVDD
Analog power (1.8V)
AVSS
Analog power return
AREF
Buffered 0.6V output
CMEXT
Unbuffered 0.6V, input to the AREF buffer, capacitor needs to be
connected.
IFBC+
Input, Operational amplifier positive input for shunt resistor current
sensing of motor 1
IFBC-
Input, Operational amplifier negative input for shunt resistor current
sensing of motor 1
IFBCO
Output, Operational amplifier output for shunt resistor current sensing of
motor 1
IFBF+
Input, Operational amplifier positive input for shunt resistor current
sensing of motor 2
IFBF-
Input, Operational amplifier negative input for shunt resistor current
sensing of motor 2
IFBFO
Output, Operational amplifier output for shunt resistor current sensing of
motor 2
IPFC+
Input, Operational amplifier positive input for PFC current sensing
IPFC-
Input, Operational amplifier negative input for PFC current sensing
IPFO
Output, Operational amplifier output for PFC current sensing
VAC+
Input, Operational amplifier positive input for PFC AC voltage sensing
VAC-
Input, Operational amplifier negative input for PFC AC voltage sensing
VACO
Output, Operational amplifier output for PFC AC voltage sensing
VDC+
Input, Operational amplifier positive input for DC bus voltage sensing
VDC-
Input, Operational amplifier negative input for DC bus voltage sensing
AIN0/VDCO
Input/Output, Analog input channel 0 or Operational amplifier output for
DC bus voltage sensing
AIN1
Input, Analog input channel 1 (0-1.2V), needs to be pulled down to AVSS
if unused
4.4
Power Interface Group
VDD1
Digital power for I/O (3.3V)
VDD2
Digital power for core logic (1.8V)


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