Page 22 of 27USER MANUAL RC1882-RIIM-DK DEVELOPMENT KITļ2019 Radiocrafts AS User Manual RC1882-RIIM-DK Development Kit Rev. 1.00Sensor Board PCB and Assembly LayoutThe PCB is a simple 4-layer board where Layer 2 is used as ground plane. The laminate used is standard FR-4 board material. The PCB is 1.6mm thick. Full resolution layout and assembly drawing are found in [8].Figure 11. Sensor Board PCB component placement, top sideSensor Board Circuit DiagramThe circuit diagram of RC1882CEF-IPM-SB is in figure 6. For better quality please see PDF in [8].