72
Q700 : MIP3E50MY
1
1 : Control
2 :
S
ource
3 : Drain
2 3
TO-220-A1 Package
Max,duty
clock
Oscillator
Over-current
protection
For drain current
detection
Error amplifier
Light load detection
For intermittent
oscillation control
Overheat
protection
Circuit
Restart
trigger
R
S
Q
Q
Control
R
S
At startup
S
tartup constant current
Internal power supply
Gate driver
Power
MO
S
FET
Timer intermittent
operation circuit
Turn-on
blanking pulse
generation circuit
Drain
S
ource
Q
Q