Hi would this?
1W 1.6W 3W 445nm 447nm Laser Diode Drive Circuit Board Blue Drive | eBay
Be the same driver?
At default resistor what is the current at 7.4v
You said at R200 you get 1A output...
So is it when you add R250 resistor in parallel with it gets to 1.8a?
Or did you replace with R250
lol