Diodes AP3583/A - Manual (Page 8)

Data Sheet
Single Phase Synchronous Buck PWM Controller With Reference Input AP3583/A
Dec. 2011 Rev. 1. 1 BCD Semiconductor Manufacturing Limited
8
Typical Performance Characteristics (Continued)
Figure 10. Power-on Waveform Figure 11. Power-off Waveform
(V
IN
=12V, V
OUT
=1.2V, I
OUT
=0A) (V
IN
=12V, V
OUT
=1.2V, I
OUT
=0A)
Figure 12. Enable Waveform Figure 13. Disable Waveform
(V
IN
=12V, V
OUT
=1.2V, I
OUT
=0A) (V
IN
=12V, V
OUT
=1.2V, I
OUT
=20A)
V
IN
10V/div
V
OUT
0.5V/div
V
LGATE
5V/div
I
L
10A/div
Time 1ms/div
V
IN
10V/div
V
OUT
0.5V/div
I
L
5A/div
Time 200ms/div
V
REFIN
5V/div
V
OUT
0.5V/div
V
PHASE
10V/div
Time 1ms/div
Time 40 µs/div
I
L
10A/div
V
LGATE
5V/div
V
REFIN
5V/div
V
OUT
0.5V/div
V
PHASE
10V/div
I
L
10A/div