3.1 Schematics and Layout

Table 3-1 summarizes the schematics of the Reference Design.

Table 3-1. Schematics
Figure IndexSchematic Sheet No.Hardware Sections
Figure 3-11 of 4dsPIC33CDVC256MP506-dsPIC DSC (U9A) Interconnections, ICSP Header (J6), dsPIC DSC operational amplifiers for amplifying Bus Current and Phase Currents
Figure 3-22 of 4Motor Control Inverter – Three-phase MOSFET Bridge, dsPIC33CDVC256MP506-MOSFET gate driver (U9B), Phase Connectors
Figure 3-33 of 4Power Supply, Phase Voltage Sensing Circuit, External PWM/ADC Control, UART Communication Header (J3), General Purpose LEDs, DC Bus Voltage Sensing Circuit
Figure 3-44 of 4dsPIC33CDVC256MP506-CAN FD Transceiver (U9C)

Table 3-2 summarizes the layout diagrams of the Reference Design.

Table 3-2. PCB Layers
Figure IndexDescription
Figure 3-5PCB - Top Silk and Top Copper
Figure 3-6PCB - Mid Layer 1 Copper
Figure 3-7PCB - Mid Layer 2 Copper
Figure 3-8PCB - Bottom Silk and Bottom Copper
Figure 3-9PCB - Top
Figure 3-10PCB - Bottom
Figure 3-1. Schematic - Sheet 1
Figure 3-2. Schematic - Sheet 2
Figure 3-3. Schematic - Sheet 3
Figure 3-4. Schematic - Sheet 4
Figure 3-5. PCB - Top Silk and Top Copper
Figure 3-6. PCB - Mid Layer 1 Copper
Figure 3-7. PCB - Mid Layer 2 Copper
Figure 3-8. PCB - Bottom Silk and Bottom Copper
Figure 3-9. PCB - Top
Figure 3-10. PCB - Bottom