15 open source boards using the LD1117S33TR_SOT223
Real designs built with the LD1117S33TR_SOT223, 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.
AVR/ArduinoMegaMIDI
AidanHockey5
100 × 100 mm102 parts2LAGPL-3.0116
FPGAM68k
annoyatron255
100 × 100 mm105 parts2LNo license24
ESP32VCU
sufst
194.3 × 92.8 mm205 parts4LGPL-3.019
EasyRelay Board
stamina
70 × 80 mm66 parts4LGPL-3.013
Voron I CAN has carrot board
christophmuellerorg
42 × 16 mm13 parts4LSHL-2.16
ESP8266Reflow Oven
La-guajolota
100 × 80 mm38 parts2LMIT5
ESP8266UnderControl Hardware Design
YamanSeyravan
100 × 100 mm185 parts4LGPL-3.02
Shared usb memory
hnz1102
50 × 40 mm83 parts2LNo license2
ESP32Worldclockv1
orri93
193.8 × 120 mm116 parts2LMIT1
ESP32Soil metrics
Aryan-git-byte
88.3 × 112.3 mm74 parts4LMIT1
STM32Purge
Firestorm108
49.8 × 75.8 mm72 parts2LNo license0
AVR/ArduinoKM11 mainboard
fjalvingh
131.8 × 80 mm41 parts2LNo license0
Dual-Output-Power-Supply-PCB-12V-5V-3.3V-
jayxgithub
69.7 × 47.3 mm28 parts4LNo license0
EshSyncPromReplacement
RulecityLLC
61 × 45.7 mm13 parts2LBSD-3-Clause1
ESP32Enter Title On Page Setting Dialog
56.6 × 57.7 mm20 parts2LMIT1
The LD1117S33TR_SOT223 in open source designs
The gallery holds 15 open source boards using the LD1117S33TR_SOT223 from 14 GitHub repositories; a typical one measures about 88.3 × 80 mm and carries around 72 components.
60% are two-layer designs, the rest use four layers or more, and 60% carry an open source license.
The most starred is MegaMIDI by AidanHockey5.
Parts used alongside the LD1117S33TR_SOT223
Microcontrollers on boards using the LD1117S33TR_SOT223
What boards using the LD1117S33TR_SOT223 are built for
LD1117S33TR_SOT223: common questions
Where can I find a LD1117S33TR_SOT223 reference design?
Each of the 15 boards on this page is a real design using the LD1117S33TR_SOT223. 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 LD1117S33TR_SOT223 use?
Most are built on ESP32 (4), AVR/Arduino (2), ESP8266 (2) and FPGA (1).
How big is a typical board using the LD1117S33TR_SOT223?
The median is 88.3 × 80 mm, and 60% are two-layer designs.
What is the most popular open source board using the LD1117S33TR_SOT223?
By GitHub stars, MegaMIDI by AidanHockey5, with 116 stars.
Can I simulate one of these boards using the LD1117S33TR_SOT223 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.