Blmd
About the Blmd PCB
Blmd is an open source PCB design by Teruru-52, published on GitHub. It is a 2-layer board measuring 42 × 23 mm, with 72 components from 26 distinct parts.
Other key parts include the STSPIN32F0A. By type, the board carries 32 resistors, 22 capacitors, 6 transistors, 5 diodes, 4 connectors and 1 IC.
Main components on the Blmd
Blmd bill of materials (BOM)
72 components, 26 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | STSPIN32F0A | QFN50P700X700X105-49N-D | U1 |
| 6 | PSMN2R4-30MLD/2X PSMN2R4-30MLD_2X | PSMN02030MLCX | Q1, Q2, Q3, Q4, Q5, Q6 |
| 1 | DF65-3P-1.7V(78) DF65-3P | DF653P17V78 | J1 |
| 1 | DF65 | DF65-4P | J3 |
| 1 | 0533091070 | 0533091070 | J5 |
| 1 | pin_header | PinHeader_2x06_P1.27mm_Vertical | J7 |
| 1 | TVAF06-A020B-R | TVAF06A020BR | SW1 |
| 4 | LED | LED_0402_1005Metric | D1, D2, D4, D5 |
| 1 | SMF5.0A | D_SOD-123F | D3 |
| 1 | 22u | SRN3015 | L1 |
| 7 | 10u | C_0805_2012Metric | C1, C2, C4, C5, C17, C19, C21 |
| 1 | 47u | C_0603_1608Metric | C3 |
| 4 | 10u | C_0402_1005Metric | C6, C18, C20, C22 |
| 1 | 220u | C_0805_2012Metric | C7 |
| 6 | 0.1u | C_0201_0603Metric | C8, C10, C12, C13, C14, C15 |
| 1 | 10u | C_0603_1608Metric | C9 |
| 1 | 0.1u | C_0402_1005Metric | C11 |
| 1 | 100p | C_0201_0603Metric | C16 |
| 7 | 1k | R_0201_0603Metric | R1, R2, R3, R4, R17, R25, R33 |
| 2 | 10k | R_0201_0603Metric | R5, R7 |
Show 6 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 20k | R_0201_0603Metric | R6 |
| 4 | 15k | R_0201_0603Metric | R8, R15, R23, R31 |
| 6 | 20 | R_0402_1005Metric | R10, R11, R18, R19, R26, R27 |
| 3 | 0.01 | R_0805_2012Metric | R12, R20, R28 |
| 3 | 8.2k | R_0201_0603Metric | R13, R21, R29 |
| 6 | 560 | R_0201_0603Metric | R14, R16, R22, R24, R30, R32 |
Blmd design files
The KiCad project lives in the Teruru-52/Mercury-pcb repository on GitHub; these links point at the commit this page was built from.
- Layoutv3.0/blmd/blmd.kicad_pcb
- Schematicv3.0/blmd/blmd.kicad_sch
Blmd: common questions
How big is the Blmd PCB?
The Blmd measures 42 × 23 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Blmd?
72 components, from 26 distinct parts. The full bill of materials is listed on this page.
Where can I download the Blmd design files?
From the Teruru-52/Mercury-pcb repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Blmd design in my own project?
The repository has no license, so all rights stay with Teruru-52. Use it as a reference, and ask the author before reusing the design.
