LINEUP BY APPLICATION
•
For welding equipment
Rectifier circuit
Main circuit (MOS FET)
Q
1
Q
2
Load
CO
2
+
–
–
+
AC
200 V
Q
3
Q
4
PWM
Control circuit
To MOS FET input
AC
200 V
Starter circuit
t
ON
T
V
CC
Voltage
Q
2
Q
3
Current
Q
1
Q
4
Power MOS FET operation waveform
10