Power supply
About the Power supply PCB
Power supply is an open source PCB design by dmachtey, published on GitHub. It is a 2-layer board measuring 80.6 × 75 mm, with 25 components from 17 distinct parts.
Other key parts include the PC817. By type, the board carries 6 resistors, 4 connectors, 3 diodes, 2 ICs, 2 transistors and 2 fuses.
It belongs with the power & battery designs in this gallery.
From the project
another domotics project, but a complete one
Main components on the Power supply
Power supply bill of materials (BOM)
25 components, 17 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | PC817 | DIP-4_W7.62mm_LongPads | U1, U2 |
| 2 | BC547 | TO-92_Molded_Wide_Oval | Q1, Q2 |
| 1 | dc_jack | dc_socket_rh | J1 |
| 1 | 12v_Batt | mstba_2,5%2f2-g-5,08 | P3 |
| 2 | CONN_02X10 | Socket_Strip_Straight_2x10 | P5, P6 |
| 1 | 2Amps | mors_2p | F1 |
| 1 | 500mA | mors_2p | F2 |
| 1 | 5v Supply | Relay_SANYOU_SRD_Series_Form_C | K1 |
| 2 | Fix Hole | SolderWirePad_single_2-5mmDrill | OR6, OR15 |
| 1 | Step-Down-board | step-down | SD1 |
| 1 | Mains | LED-3MM | LED1 |
| 1 | BBB | LED-3MM | LED2 |
| 1 | 1N5400 | diode_do201 | D1 |
| 2 | 1N4001 | diode_do41 | D2, D3 |
| 1 | 1K | RC03 | R1 |
| 4 | 560 | RC03 | R2, R4, R6, R8 |
| 1 | 3k3 | RC03 | R9 |
Power supply design files
The KiCad project lives in the dmachtey/domotics repository on GitHub; these links point at the commit this page was built from.
Power supply: common questions
How big is the Power supply PCB?
The Power supply measures 80.6 × 75 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Power supply?
25 components, from 17 distinct parts. The full bill of materials is listed on this page.
Where can I download the Power supply design files?
From the dmachtey/domotics repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Power supply design in my own project?
The repository has no license, so all rights stay with dmachtey. Use it as a reference, and ask the author before reusing the design.
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