hys3c210cs power supply hot
hys3c210cs power supply hot

Before worrying, it's important to understand that no power supply is 100% efficient. Every power supply generates some heat as a byproduct of converting electricity. The question is, how much heat is "normal"?

supplies a heavy 48V current line directly to the audio amplifier board.

Silicon dies overheat rapidly when heat cannot jump from the component casing to the metal cooling fins. 4. Poor Ventilation and Trapped Airflow

Multimeter with temperature probe (or an infrared thermometer gun), clamp meter.

To help you get this resolved safely, could you share a bit more context? How long has the power supply been running hot?