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slow-switching-outputs — A DIY TIG welder that can be plugged to a traditionnal stick welder or to a high current source | Open App Note

tig-welder

cclienti

A DIY TIG welder that can be plugged to a traditionnal stick welder or to a high current source

Components (12)

Reference	Value	Description
Q1	TIP122
Q2	PN2222A
U1,U2	PC817
C1	1000uF 35V
D1,D2,D4	1N4148W
D3	1N4005
H1-H4	MountingHole
J1	POWER
J2-J4	Conn_01x02_Male
J5,J6	Conn_01x03_Male
R1,R2	1k
RL1,RL2	G2RL-2-DC12

tig-welder schematic

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tig-welder board