Data Sheet
500mA LOW NOISE LDO REGULATOR
AP2213
Typical Performance Characteristics (Continued)
5.5
4.5
3.5
2.5
1
AP2213-2.5
AP2213-2.5
0.5
0
10mA
-0.5
10
0
-10
-20
-30
0
-10
-20
Time (200µs/Div)
Time (200µs/Div)
Figure 13. Line Transient
Figure 12. Load Transient
(Conditions: V =3.5V, C
(Conditions: VIN=3.4 to 4.4V, VEN=2V, IOUT=100µA,
CBYP=100pF, COUT=2.2µF)
=100pF, V =2V,
IN
BYP
EN
I
=10 to 500mA, C =1
µF, C
=2.2µF)
OUT
IN
OUT
3
100
AP2213-2.5
AP2213-2.5
VIN=3.5V, VRIPPLE=1VPP
90
80
70
60
50
40
30
20
10
0
2
1
0
IOUT=10mA, COUT=2.2µF
2
1
0
10
100
1k
10k
100k
1M
-1
Frequency (Hz)
Time (40µs/Div)
Figure 14. V vs. V
Figure 15. PSRR vs. Frequency
EN
OUT
(Conditions: V =0 to 2V, V =3.5V, I =30mA,
OUT
EN
IN
C
=open, C =1µF, C
=2.2µF)
BYP
IN
OUT
Nov. 2009 Rev. 1. 5
BCD Semiconductor Manufacturing Limited
14
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
