Heart
About the Heart PCB
Heart is an open source PCB design by onionharvester, published on GitHub. It is a 2-layer board measuring 51.6 × 47.6 mm, with 20 components from 7 distinct parts.
Other key parts include the LMC555xN. By type, the board carries 14 diodes, 3 resistors, 1 IC, 1 battery holder and 1 capacitor.
From the project
A little gathering place for my PCBs. This is their favourite hangout spot! 🪼⋆.ೃ࿔*:･
Main components on the Heart
Heart bill of materials (BOM)
20 components, 7 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LMC555xN | DIP-8_W7.62mm | U1 |
| 1 | Battery | Crystal_SMD_3215-2Pin_3.2x1.5mm | BT1 |
| 14 | LED | LED_D3.0mm | D1, D2, D3, D4, D5, D6, D7, D8 +6 |
| 1 | 10u | CP_Radial_D4.0mm_P2.00mm | C2 |
| 1 | 68k | R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal | R1 |
| 1 | 10k | R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal | R2 |
| 1 | 470 | R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal | R3 |
Heart design files
The KiCad project lives in the onionharvester/boardwalk repository on GitHub; these links point at the commit this page was built from.
- Layoutheart_PCB/heart_PCB.kicad_pcb
- Schematicheart_PCB/heart_PCB.kicad_sch
Heart: common questions
How big is the Heart PCB?
The Heart measures 51.6 × 47.6 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Heart?
20 components, from 7 distinct parts. The full bill of materials is listed on this page.
Where can I download the Heart design files?
From the onionharvester/boardwalk repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Heart design in my own project?
The repository has no license, so all rights stay with onionharvester. Use it as a reference, and ask the author before reusing the design.
