ap2111 BCD Semiconductor Manufacturing Limited, ap2111 Datasheet - Page 10

• Manufacturer Part Number: ap2111
• Description: 600ma Cmos Ldo Regulator With Enable
• Manufacturer: BCD Semiconductor Manufacturing Limited

V
(2V/div)
V
(2V/div)
V
(2V/div)
IN
EN
OUT
Typical Performance Characteristics (Continued)
Apr. 2009 P1. 0
600mA CMOS LDO REGULATOR WITH ENABLE
70
65
60
55
50
45
40
35
30
20
V
V
Ripple=0.5V
Figure 16. PSRR vs. Frequency
Figure 18. Enable On
OUT
IN
=2.5V
=1.2V
I
100
I
OUT
I
OUT
OUT
=100mA
20µs/div
=10mA
=300mA
Frequency (Hz)
1k
10k
100k
10
CH1: V
10mV/div
CH2: I
200mA/div
V
(2V/div)
V
(2V/div)
IN
EN
V
(2V/div)
OUT
OUT
OUT
BCD Semiconductor Manufacturing Limited
Figure 17. Load Transient
V
Figure 19. Enable Off
Preliminary Datasheet
IN
=2.5V, C
200µs/div
600mA
IN
0mA
=1µF, C
OUT
=1µF
AP2111