User Manual

500mA LOW NOISE LDO REGULATOR AP2213
Data Sheet
14
Dec. 2012 Rev. 2. 0 BCD Semiconductor Manufacturing Limited
Figure 13. V
EN
vs. V
OUT
(Conditions: V
EN
=0 to 2V, V
IN
=3.5V, I
OUT
=30mA,
C
BYP
=open, C
IN
=1 μF , C
OUT
=2.2 μF )
V
EN
(1V/Div)
Time (40 μ s/Div)
AP2213-2.5
0
1
0
1
Typical Performance Characteristics (Continued)
Figure 12. Load Transient
(Conditions: V
IN
=3.5V, C
BYP
=100pF, V
EN
=2V,
I
OUT
(0.5A/Div)
ΔV
OUT
(10mV/Div)
Time (200 μ s/Div)
AP2213-2.5
-10
0
0
0.5
V
OUT
(1V/Div)
Figure 14. PSRR vs. Frequency
10mA
I
OUT
=10 to 500mA, C
IN
=1 μ F, C
OUT
=2.2 μF )
1
-0.5
-20
-30
2
3
2
-1
10 100 1k 10k 100k 1M
0
10
20
30
40
50
60
70
80
90
100
PSRR (dB)
Frequency (Hz)
AP2213-2.5
V
IN
=3.5V, V
RIPPLE
=1V
PP
I
OUT
=10mA, C
OUT
=2.2μF
Figure 15. Power Dissipation vs. Ambient Temperature
25 50 75 100 125 150
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
Power Dissipation (W)
Ambient Temperature (
o
C)
TO-252-2(1)/(3) Package
No Heatsink