3 open source boards using the IS31FL3733-TQLS4

Real designs built with the IS31FL3733-TQLS4, 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.

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The IS31FL3733-TQLS4 in open source designs

The gallery holds 3 open source boards using the IS31FL3733-TQLS4 from 2 GitHub repositories; a typical one measures about 78.5 × 116.3 mm and carries around 90 components.

100% are two-layer designs, the rest use four layers or more, and 0% carry an open source license.

The most starred is Keypad underglow by Fabian0520.

Parts used alongside the IS31FL3733-TQLS4

ATMEGA32U4 2

Microcontrollers on boards using the IS31FL3733-TQLS4

AVR/Arduino 3

IS31FL3733-TQLS4: common questions

Where can I find a IS31FL3733-TQLS4 reference design?

Each of the 3 boards on this page is a real design using the IS31FL3733-TQLS4. 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 IS31FL3733-TQLS4 use?

Most are built on AVR/Arduino (3).

How big is a typical board using the IS31FL3733-TQLS4?

The median is 78.5 × 116.3 mm, and 100% are two-layer designs.

What is the most popular open source board using the IS31FL3733-TQLS4?

By GitHub stars, Keypad underglow by Fabian0520, with 0 stars.

Can I simulate one of these boards using the IS31FL3733-TQLS4 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.