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2 layers190.5 × 76.2 mmTrad hs, the printed circuit board in 3D

For all MEGACORP-related projects.

Size
190.5 × 76.2 mm
Copper layers
2
Thickness
1.6 mm
Parts
111
Nets
89
Pads
576
Tracks, vias
782, 65
Pours
1
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
5 Sep 2025
Updated
5 Sep 2025

Overview

Trad hs is an open-source printed circuit board by onisage, from the onisage/megacorp-main repository on GitHub, published under the MIT licence. It is a 2-layer board of 190.5 × 76.2 mm with 111 parts on 89 nets, routed with 782 tracks and 65 vias.

It is built around the RP2040, W25Q128JVSIQ and SN74LVC1T45DRL, with the XC6206P332MR, 1N4148W and SM04B-SRSS-TB(LF)(SN) among its other parts. Its parts include 36 diodes, 4 ICs, 4 connectors, 4 switches and 1 crystal. It belongs with the RP2040 boards of this library.

Main components

6

README

README.md

MEGACORP-main

For all MEGACORP-related projects.

Created in collaboration with baconspoon and apfel.

20250903_172107

Row Stagger

rowStag

Ortholinear

ortho

Alpha Stagger

alphaStag

Parts

111
QtyValueFootprintReferences
361N4148WDiode_SMD:D_SOD-123D1, D2, D10, D11, D12, D13, D14, D15, D16, D17, D18, D19, D20, D21, D22, D23 +20
32MX-NoLEDPCM_marbastlib-mx:SW_MX_HS_CPG151101S11_1uMX1, MX2, MX10, MX12, MX13, MX14, MX15, MX16, MX17, MX18, MX21, MX22, MX23, MX24, MX25, MX26 +16
10100nCapacitor_SMD:C_0402_1005MetricC_1V-Decoup2, C_1V-Decoup3, C_3V-Decoup3, C_3V-Decoup4, C_3V-Decoup5, C_3V-Decoup6, C_3V-Decoup7, C_3V-Decoup8, C_3V-Decoup9, C_Flash1
41uCapacitor_SMD:C_0402_1005MetricC_1V-Decoup1, C_3V-Decoup2, C_LD1, C_LD2
35k1Resistor_SMD:R_0402_1005MetricR_Flash1, R_Flash2, R_RST1
21kResistor_SMD:R_0402_1005MetricR_Crystal1, R_Flash3
222pCapacitor_SMD:C_0402_1005MetricC_Crystal1, C_Crystal2
227Resistor_SMD:R_0402_1005MetricR_DATA1, R_DATA2
2MX-NoLEDPCM_marbastlib-mx:SW_MX_HS_CPG151101S11_1.75uMX19, MX20
2MX-NoLEDPCM_marbastlib-mx:SW_MX_HS_CPG151101S11_1.25uMX11, MX28
2MX_stabPCM_marbastlib-mx:STAB_MX_2uS1, S2
2RotaryEncoder_SwitchPCM_marbastlib-various:ROT_Alps_EC11E-SwitchENC1, ENC2
110uCapacitor_SMD:C_0402_1005MetricC_3V-Decoup1
112MHzCrystal:Crystal_SMD_3225-4Pin_3.2x2.5mmY1
1BOOTSELButton_Switch_SMD:SW_SPST_TL3342SW2
1LED_STRIPConnector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_VerticalJ4
1RESETButton_Switch_SMD:SW_SPST_TL3342SW1
1RP2040Package_DFN_QFN:QFN-56-1EP_7x7mm_P0.4mm_EP3.2x3.2mm_ThermalViasU1
1SM04B-SRSS-TB(LF)(SN)Connector_JST:JST_SH_SM04B-SRSS-TB_1x04-1MP_P1.00mm_HorizontalJ1
1SN74LVC1T45DRLPackage_TO_SOT_SMD:SOT-563U4
1SWDConnector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_VerticalJ2
1W25Q128JVSPackage_SO:SOIC-8_5.23x5.23mm_P1.27mmU2
1XC6206P332MRPackage_TO_SOT_SMD:SOT-23U3
1nice!viewConnector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_VerticalJ3

Questions

How big is the Trad hs PCB?

It measures 190.5 × 76.2 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Trad hs use?

111 parts, built around the RP2040, W25Q128JVSIQ, SN74LVC1T45DRL and XC6206P332MR. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the Trad hs KiCad files?

From the onisage/megacorp-main repository on GitHub, at the commit this page was made from: the board is PCBs/Hotswap/trad_hs/trad_hs.kicad_pcb and its schematic PCBs/Hotswap/alpha_hs/alpha_hs.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Trad hs design in my own project?

Its repository publishes it under the MIT licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).

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