How to Easily Shift 3.3V to 5V for LED Strips: Simple Diode Hack Explained

Описание: 🔍 Initial Issue: The LED strip wasn't functioning due to a low 3.3V signal output from the microcontroller.
🛠 Diagnostic Process: The oscilloscope revealed the voltage mismatch, with a threshold of 3.5V required for the LED strip to work.
💡 Conventional Fix: Using a level shifter to boost the signal to 5V, adding complexity and extra components.
🔧 Ingenious Hack: A solution involving a single diode to transform the first LED into a level shifter. This hack exploits the diode's forward voltage drop (0.6V) to adjust the signal.
⚡ Outcome: The modified setup enabled the LED strip to work, despite the first LED being slightly dimmer. This approach offers a quick, functional, and minimalist fix.

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🔗 HACKADAY article : https://bit.ly/3D3RA6Y

🔗 Original video : RX42BL 5 Ch Receiver with 2 * Brushless ESC's    • RX42BL 5-Channel PWM Receiver with 12A ESC...  

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