3 open source boards using the L78L09_SOT89
Real designs built with the L78L09_SOT89, 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.
STM32Printer otter
Jana-Marie
36 × 32 mm48 parts2LNo license7
Nile board amp
cpspacesystems
37 × 50 mm51 parts2LNo license0
Polarizing coil driver
marekpechal
68 × 40 mm27 parts2LNo license1
The L78L09_SOT89 in open source designs
The gallery holds 3 open source boards using the L78L09_SOT89 from 3 GitHub repositories; a typical one measures about 37 × 40 mm and carries around 48 components.
100% are two-layer designs, the rest use four layers or more, and 0% carry an open source license.
The most starred is Printer otter by Jana-Marie.
Microcontrollers on boards using the L78L09_SOT89
What boards using the L78L09_SOT89 are built for
L78L09_SOT89: common questions
Where can I find a L78L09_SOT89 reference design?
Each of the 3 boards on this page is a real design using the L78L09_SOT89. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
Which microcontrollers do boards using the L78L09_SOT89 use?
Most are built on STM32 (1).
How big is a typical board using the L78L09_SOT89?
The median is 37 × 40 mm, and 100% are two-layer designs.
What is the most popular open source board using the L78L09_SOT89?
By GitHub stars, Printer otter by Jana-Marie, with 7 stars.
Can I simulate one of these boards using the L78L09_SOT89 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.