Posts by timelyfiasco‭

Hi, I built a constant current load following the circuit from https://www.instructables.com/id/DIY-Constant-current-load/ But my op amp gets destroyed after a few minutes. The transistor or the op...

2 answers  ·  posted 4y ago by timelyfiasco‭  ·  last activity 4y ago by coquelicot‭

I have tried to drive a series of smd led with constant current. If it is rated for 3.3V, I run it at around 3V. It doesnt get hot even without a heatsink, ~60C. So thermal runaway is only a proble...

posted 4y ago by timelyfiasco‭

I have a MAX809 with RESET pin connected to the gate of IRLML6344. I will rephrase my question. At 5 V, RESET is also 5 V and the LED lights up. But if I add the fan, RESET drops to 0 V and draws 1...

1 answer  ·  posted 4y ago by timelyfiasco‭  ·  edited 4y ago by timelyfiasco‭