[SOLVED] SWITCH MODE ARC INVERTER WELDER SCHEMATIC

[DeepOne]

Yes, 'boosted zener' as i see in other my devices is works ok.

fed back to the welder output again through an inductance

that is for increasing output voltage to 100V for easy arc initiation.

 

[dr pepper]

Excellent thanks deep 'n, I'll post how I get on.

 

[DeepOne]

version with stm8s

 

[DeepOne]

version with HCPL3120


and corrected microprogram for GDT version (changes in current regulation)