Buck Power Stage
AssemblySynchronous buck converter switching at 20-100 kHz that steps the higher PV voltage down to battery voltage at 96-99% efficiency. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Buck Power Stage
7 top-level lines as of r160068| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Power MOSFET | mosfet | 4× | 4 | · | part |
| 2 | Power Inductor | solar-charge-controller-inductor | 1× | 1 | · | part |
| 3 | Input Capacitor Bank | solar-charge-controller-input-caps | 1× | 1 | · | part |
| 4 | Output Capacitor Bank | solar-charge-controller-output-caps | 1× | 1 | · | part |
| 5 | Gate Driver IC | solar-charge-controller-gate-driver | 1× | 1 | · | part |
| 6 | Input Fuse | solar-charge-controller-input-fuse | 1× | 1 | · | part |
| 7 | Blocking MOSFET | solar-charge-controller-blocking-fet | 1× | 1 | · | part |