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2 layers65 × 85.5 mmSolarMLHAT, the printed circuit board in 3D
Size
65 × 85.5 mm
Copper layers
2
Thickness
1.6 mm
Parts
25
Nets
52
Pads
120
Tracks, vias
129, 5
Pours
4
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
4 Dec 2020
Updated
19 Jun 2026

Overview

SolarMLHAT is an open-source printed circuit board by KamuiSW, from the KamuiSW/kevin.github.io repository on GitHub. It is a 2-layer board of 65 × 85.5 mm with 25 parts on 52 nets, routed with 129 tracks and 5 vias.

It is built around the TMC2209. Its parts include 8 connectors, 4 resistors, 2 capacitors and 2 ICs.

Main components

1

Parts

25
QtyValueFootprintReferences
4, , ,
4MountingHole_2.7mm_M2.5MountingHole:MountingHole_2.7mm_M2.5MH1, MH2, MH3, MH4
210kResistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolderR1, R3
220kResistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolderR2, R4
2Conn_01x03Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_VerticalJ5, J6
2Conn_01x04Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_VerticalJ7, J8
2Conn_01x04Connector_JST:JST_PH_B4B-PH-K_1x04_P2.00mm_VerticalJ2, J3
2TMC_2209Drivers:TMC_2209_v985U2, U3
1100nFCapacitor_SMD:C_1206_3216Metric_Pad1.33x1.80mm_HandSolderC2
12200uFCapacitor_THT:CP_Radial_D10.0mm_P5.00mmC1
1Conn_01x02TerminalBlock:TerminalBlock_MaiXu_MX126-5.0-02P_1x02_P5.00mmJ4
1GPIOConnector_PinSocket_2.54mm:PinSocket_2x20_P2.54mm_VerticalJ1
1~Drivers:XL4015 5A SizeMb1

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Questions

How big is the SolarMLHAT PCB?

It measures 65 × 85.5 mm and has 2 copper layers, 1.6 mm thick.

What parts does the SolarMLHAT use?

25 parts, built around the TMC2209. 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 SolarMLHAT KiCad files?

From the KamuiSW/kevin.github.io repository on GitHub, at the commit this page was made from: the board is highschool/meesterproef/SolarMLHatREDO/SolarMLHAT.kicad_pcb and its schematic highschool/meesterproef/SolarMLHatREDO/SolarMLHAT.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the SolarMLHAT design in my own project?

Its repository states no licence, so its author keeps all rights: ask KamuiSW before reusing the design.