2 open source boards using the U_AMS1117-3.3
Real designs built with the U_AMS1117-3.3, 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.
ESP8266TinyLlama
eivindbohler
100 × 77 mm138 parts4LGPL-3.0134
RP2040/RP2350EL-Load-Power-MCU
fietser28
179 × 72.5 mm129 parts4LNo license16
The U_AMS1117-3.3 in open source designs
The gallery holds 2 open source boards using the U_AMS1117-3.3 from 2 GitHub repositories; a typical one measures about 139.5 × 74.8 mm and carries around 134 components.
100% use four copper layers or more, and 50% carry an open source license.
The most starred is TinyLlama by eivindbohler.
Microcontrollers on boards using the U_AMS1117-3.3
What boards using the U_AMS1117-3.3 are built for
U_AMS1117-3.3: common questions
Where can I find a U_AMS1117-3.3 reference design?
Each of the 2 boards on this page is a real design using the U_AMS1117-3.3. 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 U_AMS1117-3.3 use?
Most are built on ESP8266 (1) and RP2040/RP2350 (1).
How big is a typical board using the U_AMS1117-3.3?
The median is 139.5 × 74.8 mm, and 0% are two-layer designs.
What is the most popular open source board using the U_AMS1117-3.3?
By GitHub stars, TinyLlama by eivindbohler, with 134 stars.
Can I simulate one of these boards using the U_AMS1117-3.3 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.