4 open source boards using the STM32L431-QFN48
Real designs built with the STM32L431-QFN48, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.
STM32Linecard
azonenberg
185 × 93 mm611 parts6LBSD-3-Clause35
STM32Kup lulz
154.5 × 137 mm376 parts4LBSD-3-Clause17
STM32Switch engine
151 × 111 mm362 parts10LBSD-3-Clause35
STM32Fpga stm32-ifaces
90 × 94.5 mm267 parts6LBSD-3-Clause17
The STM32L431-QFN48 in open source designs
The gallery holds 4 open source boards using the STM32L431-QFN48 from 2 GitHub repositories; a typical one measures about 152.8 × 102.8 mm and carries around 369 components.
100% use four copper layers or more, and 100% carry an open source license.
The most starred is Linecard by azonenberg.
Parts used alongside the STM32L431-QFN48
Microcontrollers on boards using the STM32L431-QFN48
What boards using the STM32L431-QFN48 are built for
STM32L431-QFN48: common questions
Where can I find a STM32L431-QFN48 reference design?
Each of the 4 boards on this page is a real design using the STM32L431-QFN48. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
What parts are used alongside the STM32L431-QFN48?
The 74LVC1T45, ADP1740ACPZ-1.8-R7, AT24MAC402, ECS-1612MV-250-CN and KSZ9031RN appear in the most repositories here.
Which microcontrollers do boards using the STM32L431-QFN48 use?
Most are built on STM32 (4).
How big is a typical board using the STM32L431-QFN48?
The median is 152.8 × 102.8 mm, and 0% are two-layer designs.
What is the most popular open source board using the STM32L431-QFN48?
By GitHub stars, Linecard by azonenberg, with 35 stars.
Can I simulate one of these boards using the STM32L431-QFN48 before building it?
Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.