MB3769A
Fig. 3 - MB3769A Operating Timing
Quick Shutdown Operation
Soft Start Operation
Dead-Time
Input Voltage
3.5 V
1.85V
Triangle Wave
Form
1.5 V
Error Amp.
Output
PWM Comparator
Output
Output Wave
Form
Comp. Current
-in Wave Form
Comp. Current
+in Wave Form
(1 V)
Comp. Current
Latch Output
2.5V
Voltage at OVP
OVP Latch
(15 V)
10 V (typ.)
Power Supply
Voltage
8 V
(typ.)
3 V
0 V
Over Current Over Voltage
Detector
Detector
Standby
Mode
Standby Mode
Over Voltage Detector
Latch OFF
8