Feeder
About the Feeder PCB
Feeder is an open source PCB design by owntech-foundation, published on GitHub. It is a 4-layer board measuring 36.5 × 36.5 mm, with 50 components from 36 distinct parts.
Other key parts include the NCP12700, HMHA2801A and TL431MFDT,215. By type, the board carries 18 resistors, 16 capacitors, 7 diodes, 3 ICs, 2 transistors and 1 transformer.
From the project
This repository contains the design files relative to Low Side Synchronous Buck Power converter.
This repository contains the design files relative to Low Side Synchronous Buck Power converter.
This project is under CERN-OHL-S open hardware Licence Licence can be consulted inside of the Licence folder.
The repository has the following organization
Datasheet Contains all the datasheet of main components and integrated circuits used in the design KiCADfiles Contains the KiCAD project, for this converter two separated .pro files contains the two different pcb that compose the power converter. libs footprints.pretty Contains the project specific footprints footprints.3Dshapes contains the…
Main components on the Feeder
Feeder bill of materials (BOM)
50 components, 36 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | NCP12700 | MSOP-10_3x3mm_P0.5mm | U501 |
| 1 | HMHA2801A | SO-4_4.4x2.3mm_P1.27mm | U502 |
| 1 | TL431MFDT,215 | SOT-23 | U503 |
| 1 | 60V N channel | SOT-23 | Q501 |
| 1 | TK13P25D,RQ | TO-252-2 | Q502 |
| 1 | GND | TestPoint_THTPad_D2.0mm_Drill1.0mm | GND501 |
| 1 | 100k | R_0805_2012Metric | NTC501 |
| 1 | PA2467NL | PA2467NL | T501 |
| 1 | 6.2V | D_SOD-323 | D501 |
| 4 | BAS20HT1G | D_SOD-323 | D502, D503, D505, D506 |
| 1 | MURA130T3G | D_SMA | D504 |
| 1 | STTH4R02U | D_SMB | D507 |
| 1 | 100uH | L_0805_2012Metric | L501 |
| 2 | 4.7uF | C_1210_3225Metric | C501, C502 |
| 1 | 10nF | C_0805_2012Metric | C503 |
| 1 | 22nF | C_0805_2012Metric | C504 |
| 1 | 1nF | C_0805_2012Metric | C505 |
| 1 | C0G, 100pF | C_0805_2012Metric | C506 |
| 2 | 1uF | C_0805_2012Metric | C507, C509 |
| 1 | X7T, 100nF | C_0805_2012Metric | C508 |
Show 16 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 6.8nF | C_0805_2012Metric | C510, C516 |
| 1 | 100pF 1kV DNP | C_1206_3216Metric | C511 |
| 2 | 2.2nF | C_1812_4532Metric | C512, C513 |
| 1 | 1nF 500V DNP | C_0805_2012Metric | C514 |
| 1 | 10uF | C_1210_3225Metric | C515 |
| 2 | 348K | R_0805_2012Metric | R501, R509 |
| 2 | 27k | R_0805_2012Metric | R502, R518 |
| 1 | 100k | R_0805_2012Metric | R503 |
| 3 | 1.4K | R_0805_2012Metric | R504, R512, R514 |
| 1 | 2.2 | R_0805_2012Metric | R505 |
| 1 | 470 | R_0805_2012Metric | R506 |
| 3 | 10 | R_0805_2012Metric | R507, R511, R516 |
| 2 | 10k | R_0805_2012Metric | R508, R515 |
| 1 | 240m | R_1210_3225Metric | R510 |
| 1 | 10R 1W DNP | R_2010_5025Metric | R513 |
| 1 | 38.3k | R_0805_2012Metric | R517 |
Feeder design files
The KiCad project lives in the owntech-foundation/Feeder repository on GitHub; these links point at the commit this page was built from.
Feeder: common questions
How big is the Feeder PCB?
The Feeder measures 36.5 × 36.5 mm, has 4 copper layers and is 1.625 mm thick.
How many components are on the Feeder?
50 components, from 36 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Feeder design files?
From the owntech-foundation/Feeder repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Feeder design in my own project?
The repository has no license, so all rights stay with owntech-foundation. Use it as a reference, and ask the author before reusing the design.