Most of my house lighting is now LED-based, and most of that uses various shapes and sizes of incandescent bulb replacements. But for a few cases, I'm using pure LED designs – in particular – white ...

Some time ago, while browsing eBay for a simple LED controller to rejuvenate my retro bedroom lamp, I came across this touch-LED PWM module. To be honest, while it was a complete module and it made an ...

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 with a ...

The device can control up to 16 individual touch keys with a slider comprising between 2 and 8 of the touch key channels. In addition, the chip can also control up to 11 LEDs through a PWM output ...

Most engineers are quite familiar with typical low-power-indicator LEDs, whether they be surface-mount or the classical through-hole packages. All that's needed to use them is a voltage source and a ...