2 layers75.8 × 59 mm
2 layers5.8 × 6.8 mm
Mlx90393
badjeff/mlx90393-pcb3Melexis MLX90393 magnetometer sensor breakout board.
- Size
- 5.8 × 6.8 mm
- Copper layers
- 2
- Thickness
- 1.09 mm
- Parts
- 5
- Nets
- 8
- Pads
- 27
- Tracks, vias
- 49, 4
- Routed
- Yes
- KiCad
- KiCad 8.0 (file 20240108)
- Created
- 14 Feb 2026
- Updated
- 30 Apr 2026
Overview
Mlx90393 is an open-source printed circuit board by badjeff, from the badjeff/mlx90393-pcb repository on GitHub. It is a 2-layer board of 5.8 × 6.8 mm with 5 parts on 8 nets, routed with 49 tracks and 4 vias.
It is built around the MLX90393SLW-ABA-011-SP. Its parts include 2 capacitors, 2 connectors and 1 IC.
Main components
1README
README.mdMLX90393 PCB
Melexis MLX90393 magnetometer sensor breakout board.
- Be operated with 3.3V voltage level ONLY.
- Outlined as small as possible for bottom mount on low profile keyboards.
Figure 1: Size comparing to Seeed XIAO BLE
PCB
Online preview avaliable here, powered by KiCanvas.
Figure 2: PCB edgecuts dimension
Figure 3: PCB 3D View - 1.0mm FR4
BOM
| Designator | Footprint | Quantity | Value | LCSC Part # |
|---|---|---|---|---|
| C1,C2 | SMD 0402 | 1 | 100nF | |
| U1 | MLX90393 | 1 | QFN-16 | |
| J1 | 1.27mm Pin header | 1 | 1x2 | |
| J2 | 1.27mm Pin header | 1 | 1x4 |
- SMD 0402 (Imperial) aka 1005 Metric.
Board Characteristics
- Copper layer count: 2
- Board thickness: 1.6 mm or 1.2 mm or 1.0 mm
- Board overall dimensions: 5.8 x 6.78 mm
Voltage level config
- 3.3V logic
- VIN: 3.3V
License
Available under the CERN-OHL-P v2 permissive license.
Parts
5| Qty | Value | Footprint | References |
|---|---|---|---|
| 2 | 0.1uF | Capacitor_SMD:C_0402_1005Metric | C1, C2 |
| 1 | Conn_01x02_Socket | Connector_PinHeader_1.27mm:PinHeader_1x02_P1.27mm_Vertical | J1 |
| 1 | Conn_01x04_Socket | Connector_PinHeader_1.27mm:PinHeader_1x04_P1.27mm_Vertical | J2 |
| 1 | MLX90393SLW-ABA-011-SP | mlx90393:QFN50P300X300X100-17N | U1 |
Questions
How big is the Mlx90393 PCB?
It measures 5.8 × 6.8 mm and has 2 copper layers, 1.09 mm thick.
What parts does the Mlx90393 use?
5 parts, built around the MLX90393SLW-ABA-011-SP. 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 Mlx90393 KiCad files?
From the badjeff/mlx90393-pcb repository on GitHub, at the commit this page was made from: the board is mlx90393.kicad_pcb and its schematic mlx90393.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Mlx90393 design in my own project?
Its repository states no licence, so its author keeps all rights: ask badjeff before reusing the design.
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