Power Section
AssemblyPower entry and regulation: a 12 V external adapter feeds buck converters that generate the core, DDR, RF, and I/O rails, with input protection against faults and overtemperature. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Power Section
5 top-level lines as of r21119| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Power Supply | power-supply | 1× | 1 | · | part |
| 2 | DC Input Jack | cable-modem-dc-jack | 1× | 1 | · | part |
| 3 | Buck Regulators | cable-modem-buck-regulators | 4× | 4 | · | part |
| 4 | Thermal Fuse | thermal-fuse | 1× | 1 | · | part |
| 5 | SMD Passive (R/C/L) | smd-passives | 60× | 60 | · | part |