MainBoard
About the MainBoard PCB
MainBoard is an open source PCB design by j-mcavoy, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 34.6 × 88.7 mm, with 44 components from 29 distinct parts.
Other key parts include the RC4558D. By type, the board carries 22 resistors, 11 capacitors, 4 diodes, 3 connectors, 2 transistors and 1 IC.
It belongs with the audio designs in this gallery.
Main components on the MainBoard
MainBoard bill of materials (BOM)
44 components, 29 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | RC4558D RC4558 | SOIC-8-1EP_W3.9mm | IC1 |
| 1 | 2N4401BU 2N4424 ON Semiconductor | TO-92-3_Formed_Leads | Q1 |
| 1 | 2N4424 ON Semiconductor | TO-92-3_Formed_Leads | Q2 |
| 2 | ACJM-HHDR | ACJM-HHDR | J1, J2 |
| 1 | CP-102A-ND PJ-102A CUI Inc. | Barrel_Jack_5.5mmODx2.1mmID_PJ-102A | J3 |
| 1 | FS57003PLT2B2M2QE | SW_PUSH_E-Switch_FS57003PLT_3PDT | SW1 |
| 2 | 1N914 | D_DO-35_SOD27_P5.08mm_Vertical_KathodeUp | D1, D2 |
| 1 | HLMP-DB25-B0000 LED_BLUE | LED_5mm_Radial | D4 |
| 1 | 1N914 | D_DO-35_SOD27_P7.62mm_Horizontal | D5 |
| 1 | GRM21B5C1H203JA01L 20n | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C1 |
| 2 | C0805C105K4RACTU 1u | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C2, C8 |
| 2 | 0805Y0500103KXT 50p | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C3, C4 |
| 2 | C0805C224K5RACTU 220n | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C5, C9 |
| 1 | C0805C476M9PACTU 47u | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C7 |
| 1 | C0805C104K3RACTU 100n | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C10 |
| 1 | C0805C106K8PACTU 10u | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C11 |
| 1 | ECA-1VM101 100u | CAPPRD250W55D655H1220 | C12 |
| 5 | ERA6AEB102V 1k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R1, R8, R17, R18, R23 |
| 1 | ERJ-6ENF5103V 505k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R2 |
| 7 | ERJ-6GEYJ103V 10k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R3, R5, R9, R10, R13, R14, R16 |
Show 9 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ERJ-6GEYJ472V 4k7 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R6 |
| 1 | ERJ-6GEYJ513V 51k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R7 |
| 1 | ERJ-6GEYJ221V 220 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R11 |
| 1 | ERJ-6ENF5103V 510k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R12 |
| 1 | ERJ-6GEYJ101V 100 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R15 |
| 1 | 0901200160 500ka | 75160-195-03LF | R19 |
| 1 | 0901200160 20kb | 75160-195-03LF | R20 |
| 1 | 0901200160 20ka | 75160-195-03LF | R21 |
| 1 | ERJ-6ENF1004V 1M5 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R22 |
MainBoard design files
The KiCad project lives in the j-mcavoy/Screaming-Panda repository on GitHub; these links point at the commit this page was built from.
MainBoard: common questions
How big is the MainBoard PCB?
The MainBoard measures 34.6 × 88.7 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the MainBoard?
44 components, from 29 distinct parts. The full bill of materials is listed on this page.
Where can I download the MainBoard design files?
From the j-mcavoy/Screaming-Panda repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the MainBoard design in my own project?
Yes, under the terms of its GPL-3.0 license, which j-mcavoy chose for the repository.
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