820
About the 820 PCB
820 is an open source PCB design by minisystem, published on GitHub. It is a 4-layer board measuring 48 × 105 mm, with 125 components from 59 distinct parts.
Other key parts include the OPA2180, TL072- and TA75S558F. By type, the board carries 51 resistors, 22 capacitors, 12 connectors, 10 diodes, 7 test points and 5 ICs.
From the project
800 series VCO
Main components on the 820
820 bill of materials (BOM)
125 components, 59 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | OPA2180 | MSOP-8_3x3mm_Pitch0.65mm | U1 |
| 3 | TL072- | TSSOP8-JRL | U2, U3, U4 |
| 1 | TA75S558F | SOT753_TSOP5_SC-74A | U5 |
| 1 | PMP4201 | SOT363-JRL | Q1 |
| 1 | PMBT2369 | SOT-23 | Q2 |
| 1 | MMBF4391LT1G | SOT23-132-JRL | Q3 |
| 1 | 2SA1832 | SOT416-SC75 | Q4 |
| 1 | PMBT2369 | SOT23-132-JRL | Q5 |
| 9 | PJ301BM | PJ-301B-JACK-SLOTS | J1, J2, J4, J5, J6, J7, J8, J9 +1 |
| 1 | CONN_02X05 | Pin_Header_Straight_2x05_Pitch2.54mm | P1 |
| 1 | CONN_01X03 | Pin_Header_Straight_1x03_Pitch2.54mm | P2 |
| 1 | CONN_01X08 | Pin_Header_Straight_1x08_Pitch2.54mm | P3 |
| 2 | PTC 0.1A | C_0805 | F1, F2 |
| 1 | SPDT | SS-12F108-1P2T-SLIDE | SW1 |
| 1 | 500R ±3850ppm/°C | R_0805 | TC1 |
| 2 | CONN_1 | TEST_POINT_LOOP_4592 | TP1, TP2 |
| 5 | TEST_POINT | TEST_POINT_5000_SERIES | TP3, TP4, TP5, TP6, TP7 |
| 1 | 100 | TC33X-2 | VR1 |
| 1 | 100K | RD901F-40-ALPHA-POT-T18 | VR2 |
| 1 | 100K(B) | RD901F-40-ALPHA-POT-T18 | VR3 |
Show 39 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 100K | Bourns-3296W | VR5 |
| 1 | 20K | Bourns-3296W | VR6 |
| 1 | 22K | TC33X-2 | VR7 |
| 1 | 50K | RD901F-40-ALPHA-POT-T18 | VR8 |
| 1 | 100K | TC33X-2 | VR9 |
| 1 | 10K | TC33X-2 | VR10 |
| 2 | S1BB | SMB-1C2A | D1, D2 |
| 2 | LM4040-10.0 | SOT23-132-JRL | D3, D4 |
| 6 | 1N4148 | SOD323-C1A2 | D5, D6, D7, D8, D9, D10 |
| 12 | 0.1µ | SM0603-C-MURATA | C1, C2, C3, C4, C5, C6, C7, C8 +4 |
| 2 | 47μF | jrl_c_elec_5x5.3 | C11, C12 |
| 7 | 100p | SM0603-C-MURATA | C13, C14, C15, C18, C19, C20, C22 |
| 1 | 1n | SM0603-C-MURATA | C17 |
| 11 | 1K | SM0603-R-YAGEO | R1, R2, R4, R5, R6, R8, R20, R40 +3 |
| 1 | 220 | SM0603-R-YAGEO | R3 |
| 5 | 100K | SM0603-R-YAGEO | R7, R11, R13, R26, R38 |
| 2 | 15K | SM0603-R-YAGEO | R9, R28 |
| 1 | 200K | SM0603-R-YAGEO | R10 |
| 2 | 1meg | SM0603-R-YAGEO | R12, R18 |
| 1 | 16.9R | SM0603-R-YAGEO | R14 |
| 1 | 150K | SM0603-R-YAGEO | R15 |
| 1 | 82K | SM0603-R-YAGEO | R16 |
| 1 | 27K | SM0603-R-YAGEO | R17 |
| 5 | 10K | SM0603-R-YAGEO | R19, R34, R36, R45, R48 |
| 1 | 270 | SM0603-R-YAGEO | R21 |
| 1 | 470K | SM0603-R-YAGEO | R22 |
| 1 | 220K | SM0603-R-YAGEO | R23 |
| 1 | 330K | SM0603-R-YAGEO | R24 |
| 2 | 4.7K | SM0603-R-YAGEO | R25, R41 |
| 1 | 22K | SM0603-R-YAGEO | R27 |
| 2 | 1.8K | SM0603-R-YAGEO | R29, R42 |
| 1 | 3.3K | SM0603-R-YAGEO | R30 |
| 2 | 47K | SM0603-R-YAGEO | R31, R35 |
| 1 | 100 | SM0603-R-YAGEO | R32 |
| 2 | 12K | SM0603-R-YAGEO | R33, R47 |
| 2 | 30K | SM0603-R-YAGEO | R37, R44 |
| 1 | 2.2K | SM0603-R-YAGEO | R39 |
| 1 | 7.5K | SM0603-R-YAGEO | R43 |
| 1 | 33K | SM0603-R-YAGEO | R51 |
820 design files
The KiCad project lives in the minisystem/820 repository on GitHub; these links point at the commit this page was built from.
- Layout820.kicad_pcb
820: common questions
How big is the 820 PCB?
The 820 measures 48 × 105 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the 820?
125 components, from 59 distinct parts. The full bill of materials is listed on this page.
Where can I download the 820 design files?
From the minisystem/820 repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the 820 design in my own project?
The repository has no license, so all rights stay with minisystem. Use it as a reference, and ask the author before reusing the design.
