4 open source boards using the AMS1117S-3.3
Real designs built with the AMS1117S-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.
RP2040/RP2350PicoKey
Keyaan-07
34.5 × 18.5 mm36 parts2LMIT8
RP2040/RP2350RP2040-mini-SDR
74.3 × 20 mm51 parts4LMIT3
RP2040/RP2350VikramSat-RF-subsystem
Astralis1409
72 × 72 mm89 parts4LMIT2
RP2040/RP2350USB-PD-Power-Supply
65 × 50 mm65 parts2LNo license1
The AMS1117S-3.3 in open source designs
The gallery holds 4 open source boards using the AMS1117S-3.3 from 4 GitHub repositories; a typical one measures about 68.5 × 35 mm and carries around 58 components.
50% are two-layer designs, the rest use four layers or more, and 75% carry an open source license.
The most starred is PicoKey by Keyaan-07.
Parts used alongside the AMS1117S-3.3
Microcontrollers on boards using the AMS1117S-3.3
What boards using the AMS1117S-3.3 are built for
AMS1117S-3.3: common questions
Where can I find a AMS1117S-3.3 reference design?
Each of the 4 boards on this page is a real design using the AMS1117S-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.
What parts are used alongside the AMS1117S-3.3?
The W25Q128JVS, RP2040 and RP2350A-QFN60 appear in the most repositories here.
Which microcontrollers do boards using the AMS1117S-3.3 use?
Most are built on RP2040/RP2350 (4).
How big is a typical board using the AMS1117S-3.3?
The median is 68.5 × 35 mm, and 50% are two-layer designs.
What is the most popular open source board using the AMS1117S-3.3?
By GitHub stars, PicoKey by Keyaan-07, with 8 stars.
Can I simulate one of these boards using the AMS1117S-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.