TIDUFB1 December 2024
The reference board has functional groups that enable a complete three-phase Vienna PFC system. The following list show the function blocks on the board. Figure 3-1 shows the top view of the board and different blocks. Table 3-1 shows the key connectors and functions.
CONNECTOR NAME | FUNCTION |
---|---|
J1, J2, J3 | Lines of three phase AC input |
J5 | Neutral of three phase AC input |
J7 | Ground of three phase AC input |
J4 | Output DCBUS positive |
J6 | Output DCBUS middle |
J8 | Output DCBUS negative |
J9 | Isolated universal asynchronous receiver-transmitter (UART) for GUI |
J10 | 15V, 1A external power supply |
J11 | cJTAG for debugging |
J12 | Heat sink thermistor |