User Manual

Data Sheet
600mA CMOS LDO REGULATOR WITH ENABLE AP2112
Mar. 2013 Rev. 2. 0 BCD Semiconductor Manufacturing Limited
16
Typical Performance Characteristics (Continued)
Figure 17. PSRR vs. Frequency Figure 18. Load Transient
Figure 19. Enable On Figure 20. Enable Off
100 1k 10k 100k
30
35
40
45
50
55
60
65
70
I
OUT
=10mA
I
OUT
=100mA
I
OUT
=300mA
V
OUT
=1.2V
PSRR (dB)
Frequency (Hz)
20
V
IN
=2.5V
Ripple=0.5V
0m
A
V
IN
=2.5V, C
IN
=1μF, C
OUT
=1μF
CH1: V
OUT
10mV/di
v
CH2: I
OUT
200m
A
/
div
600m
A
V
IN
(2V/div)
V
EN
(2V/div)
V
OUT
(2V/div)
200μs/div
V
IN
(2V/div)
V
EN
(2V/div)
V
OUT
(2V/div)
20μs/div