Diodes AUR9718B - Manual (Page 11)

Data Sheet
1.5MHz, 2.5A, Step-down DC-DC Converter AUR9718B
Nov. 2012 Rev. 1. 0 BCD Semiconductor Manufacturing Limited
11
Typical Performance Characteristics (Continued)
Figure 24. EN Pin H to L Figure 25. Soft Start Function
( V
IN
=5V, V
OUT
=3.3V, I
OUT
=1A) ( V
IN
=5V, V
OUT
=3.3V, I
OUT
=0A)
Figure 26. Soft Start Function Figure 27. OTP Function
( V
IN
=5V, V
OUT
=3.3V, I
OUT
=1A)
V
SW
2V/div
V
IN
1V/div
V
OUT
1V/div
I
OUT
1A/div
Time 400
µs/div Time 100 µs/div
V
IN
1V/div
I
OUT
200mA/div
V
OUT
1V/div
V
SW
2V/div
V
IN
1V/div
V
OUT
1V/div
Time 200 µs/div
I
OUT
1A/div
Time 200
µs/div
I
OUT
1A/div
V
OUT
1V/div
V
IN
1V/div
V
EN
2V/div