HIGH SPEED, EXTREMELY LOW NOISE LDO REGULATOR
Typical Performance Characteristics (Continued)
Data Sheet
AP2122
100
80
60
40
20
0
10
AP2122-1.5
V =2.5V
IN
I =30mA
OUT
C =C =1µF
IN OUT
100
1k
10k
100k
1M
Frequency (Hz)
Figure 20. PSRR vs. Frequency
100
90
80
70
60
50
40
30
20
10
0
10
AP2122-3.0
V =4V
IN
I =30mA
OUT
C =C =1µF
IN OUT
100
1k
10k
100k
Frequency (Hz)
Figure 21. PSRR vs. Frequency
Sep. 2006 Rev. 1. 1
BCD Semiconductor Manufacturing Limited
17