Diodes AP3583/A - Manual (Page 10)

Data Sheet
Single Phase Synchronous Buck PWM Controller With Reference Input AP3583/A
Dec. 2011 Rev. 1. 1 BCD Semiconductor Manufacturing Limited
10
Typical Performance Characteristics (Continued)
Figure 18. Load Transient Response Figure 19. Load Transient Response
(V
IN
=12V, V
OUT
=1.2V, I
OUT
=0 to 10A; 4A/
µs) (V
IN
=12V, V
OUT
=1.2V, I
OUT
=0 to 20A; 4A/
µs)
Figure 20. Over Current Protection Figure 21. Over Voltage Protection
(V
IN
=12V, V
OUT
=1.2V to 0V, I
OUT
=0A) (V
IN
=12V, V
OUT
=1.2V, I
OUT
=0A)
V
OUT
(AC)
200mV/div
V
PHASE
5V/div
I
OUT
5A/div
Time 10 µs/div
V
PHASE
5V/div
I
OUT
10A/div
Time 10 µs/div
I
L
10A/div
Time 20ms/div
V
UGATE
20V/div
I
L
10A/div
Time 80 µs/div
V
OUT
0.5V/div
V
PHASE
10V/div
V
FB
1V/div
V
LGATE
10V/div
V
OUT
(AC)
200mV/div