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[SOLVED] SWITCH MODE ARC INVERTER WELDER SCHEMATIC

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Yes, 'boosted zener' as i see in other my devices is works ok.
fed back to the welder output again through an inductance
Click to expand...
that is for increasing output voltage to 100V for easy arc initiation.
 

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

version with stm8s
 

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  • stm8_wi_gdt c hex pcb schm.zip
    110.7 KB · Views: 329
version with HCPL3120


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

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  • stm8_wi_gdt c hex pcb schm.zip
    110.7 KB · Views: 294
  • stm8_wi_hcpl c hex schm.zip
    98 KB · Views: 282
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