Diodes AUR9719 - Manual (Page 9)

Data Sheet
1.5MHz, 2A, STEP DOWN DC-DC CONVERTER AUR9719
Nov. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited
9
Typical Performance Characteristics (Continued)
Figure 16. Line Regulation (V
OUT
=1.8±0.03V) Figure 17. Line Regulation (V
OUT
=2.5±0.03V)
Figure 18. Line Regulation (V
OUT
=3.3±0.03V) Figure 19.EN Threshold Voltage vs. Input Voltage
3.0 3.5 4.0 4.5 5.0 5.5
1.75
1.76
1.77
1.78
1.79
1.80
1.81
1.82
1.83
1.84
1.85
I
OUT
=0A
I
OUT
=2A
V
OUT
=1.8+0.03V
T
A
= 25 O C
Out
put
Volt
ag
e
(V)
Input Voltage (V)
3.5 4.0 4.5 5.0 5.5
2.44
2.46
2.48
2.50
2.52
2.54
2.56
I
OUT
=0A
I
OUT
=2A
V
OUT
=2.5+0.03V
T
A
= 25 O C
Out
put
Vol
tag
e (V)
Input Voltage (V)
4.0 4.5 5.0 5.5
3.20
3.22
3.24
3.26
3.28
3.30
3.32
3.34
3.36
3.38
3.40
I
OUT
= 0A
I
OUT
= 2A
V
OUT
=3.3+0.03V
T
A
= 25 O C
Out
put
Vol
tag
e (V)
Input Voltage (V)
3.0 3.5 4.0 4.5 5.0 5.5
0.60
0.65
0.70
0.75
0.80
0.85
0.90
0.95
1.00
1.05
1.10
Low Level
High Level
EN Thresho
ld Vol
tag
e
(V
)
Input Voltage (V)
V
OUT
=1.2V
I
OUT
=500mA
T
A
=25 o C