Power Supply and Distribution
AssemblyAC-to-DC converter from wall plug (110-240V) to isolated 12V rail, with regulators for 3.3V, 1.8V, and 1.2V logic domains. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Power Supply and Distribution
5 top-level lines as of r51427| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Power Supply | power-supply | 1× | 1 | · | part |
| 2 | 12V to 3.3V Buck Converter | dsl-modem-dcdc-12v-3v3 | 1× | 1 | · | part |
| 3 | 3.3V to 1.8V Converter | dsl-modem-dcdc-3v3-1v8 | 1× | 1 | · | part |
| 4 | 1.2V LDO with Soft-Start | dsl-modem-ldo-1v2 | 1× | 1 | · | part |
| 5 | SMD Passive (R/C/L) | smd-passives | 3× | 3 | · | part |