Diodes AP3503F - Manual (Page 8)

Data Sheet
340kHz, 3A Synchronous DC-DC Buck Converter AP3503F
Oct. 2012 Rev. 1. 3 BCD Semiconductor Manufacturing Limited
8
Typical Performance Characteristics (Continued)
T
A
=25ºC, V
IN
=12V, V
OUT
=3.3V, unless otherwise noted.
Figure 12. Enable Turn on Characteristic Figure 13. Enable Turn off Characteristic
(V
IN
=12V, V
EN
=3.3V, V
OUT
=3.3V, I
L
=3A) (V
IN
=12V, V
EN
=3.3V, V
OUT
=3.3V, I
L
=3A)
Figure 14. Short Circuit Protection (I
OUT
=0A) Figure 15. Short Circuit Recovery (I
OUT
=0A)
V
OUT
2V/div
I
L
2A/div
Time 40 μs/div
I
L
2A/div
Time 40 μs/div
V
EN
2V/div
V
SS
2V/div
V
OUT
2V/div
I
L
2A/div
Time 10ms/div Time 200 μs/div
V
EN
2V/div
V
SS
2V/div
V
OUT
2V/div
I
L
2A/div
V
OUT
2V/div