Data sheet, Typical performance characteristics (continued) – Diodes AP3502E User Manual
Page 8
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Data Sheet
340kHz, 2A Synchronous DC-DC Buck Converter AP3502E
Dec. 2012 Rev. 1. 5 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
OUT
=2A) (V
IN
=12V, V
EN
=3.3V, V
OUT
=3.3V, I
OUT
=2A)
Figure 14. Short Circuit Protection (I
OUT
=2A) Figure 15. Short Circuit Recovery (I
OUT
=2A)
Time 200
μs/div
Time 4ms/div
V
OUT
2V/div
I
L
1A/div
V
SS
2V/div
V
EN
2V/div
V
OUT
2V/div
I
L
1A/div
V
SS
2V/div
V
EN
2V/div
Time 40ms/div
Time 40ms/div
V
OUT
2V/div
I
L
2A/div
V
SW
10V/div
V
OUT
2V/div
I
L
2A/div
V
SW
10V/div
V
SS
1V/div
V
SS
1V/div
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