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IRMCF188 Datasheet(PDF) 9 Page - International Rectifier |
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IRMCF188 Datasheet(HTML) 9 Page - International Rectifier |
9 / 38 page IRMCF188 9 www.irf.com © 2014 International Rectifier Submit Datasheet Feedback May 28, 2014 4 Application connection and Pin function Figure 4 shows the application connections in leg shunt mode. Figure 5 shows the application connections in single shunt mode. P1.2/ TXD P1.1/ RXD XTAL0 PWMUH PWMUL PWMVH PWMVL PWMWH PWMWL GATEKILL AIN2 – AIN4 Host Microcontroller (RS232C) Digital I/O Control System Clock 4 MHz Crystal P2.6/ AOPWM0 Analog Output XTAL1 P3.0/ INT2 RESET TDI JTAG Control ( OTP programming & Emulation) T CLK TSM TDO 0.6V OP2+ OP2- - OP2O Other analog input (0 – 1,2V) AVDD 1.8V AVSS VDD1 3.3V VSS CMEXT OP3+ OP3- - OP3O OP1+ OP1- - OP1O Optional External Voltage Reference (0.6V) P2.7/ AOPWM1 SCL SDA Other Communication (I 2 C) Frequency Synthesizer RS232C I 2 C/SPI PORT1 PORT2 RESET PWM0 PWM1 JTAG Interface Low Loss Space Vector PWM S/H 8051 CPU Dual Port Memory (2kB) & MCE Memory (12kB) Motion Control Modules Motion Control Sequencer 12-bit A/D & MUX System clock Local RAM (2 kByte) Program Flash (64 kByte) System Reset Watchdog Timer Timers IRMCF188 AREF PWM2 P3.1/ AOPWM2 PORT3 P1.5 P1.6 P1.7 P2.2 P2.0/ NMI P2.3 P3.2/ INT0 3 1.8V Voltage Regulator VDDCAP 3.3V Motor shunt resistors P3.3 P3.4 P3.5 P2.1 Motor HVIC Gate Drive IRS2336D 0.6V Motor Current Reconstruct 0.2V From PFC shunt AC 230V PFCPWM PFC GATEKILL PFC shunt resistor P1.3/SYNC P1.0/T2 P1.4/CAP S/H ADCH, ADCL 2 A/D Calibration Reference Voltages From AC Voltage VDCBUS VAC+ VAC- VACO 0.2V AIN1 Figure 4. IRMCF188 Leg Shunt Connection Diagram |
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