240V LED sign module teardown (with schematic) by Big Clive Publication date 20220303 Usage Attribution-NonCommercial-NoDerivs 4.0 International Topics bigclive Language English ...

This article describes simple constant current driver module with fast PWM input that can be used for driving medium and high power LEDs. The module uses an integrated constant-current output, DC-DC ...

You can buy small modules with capacitive touch detection ICs — most often it’s the TTP223, a single-button capacitive model with configurable output modes. These are designed to pair w… ...

Eagle schematic and board for an LED array that connects to the Raspberry GPIO headers - rorynugent/rpi-ledarray-eagle ...

When transferring power from source to LED matrix, the electromagnetic interference (EMI) noise is generated. Moreover, the dc-dc converter with switching operation contains a wide range of harmonics.