Typical performance characteristics (continued) – Diodes AP2202 User Manual
Page 20
150mA RF ULDO REGULATOR AP2202
Data Sheet
20
Jul. 2011 Rev. 2. 2
BCD Semiconductor Manufacturing Limited
Figure 13. Line Transient
(Conditions: V
IN
=3.8V to 4.8V, V
EN
=2V, I
OUT
=100
µA
C
BYP
=100pF, C
OUT
=10
µF)
Time (
µs)
Figure 14. V
EN
(on) vs. V
OUT
(Conditions: V
EN
=0V to 2V, V
IN
=3.8V, I
OUT
=30mA,
C
BYP
=open, C
IN
=1.0
µF, C
OUT
=2.2
µF)
V
EN
(
V)
Time (
µs)
AP2202-2.8
AP2202-2.8
Figure 15. PSRR vs. Frequency
0
20
40
60
80 100 120 140 160 180 200
0
100 200 300 400 500 600 700 800 900 1000
2.8
3.8
4.8
5.8
0
-60
-40
-20
0
2
1
3
-1
-2
0
4
2
20
Typical Performance Characteristics (Continued)
Figure 12. Load Transient
(Conditions: V
IN
=3.8V, C
BYP
=100pF, V
EN
=2V,
I
OUT
=5mA to 50mA, C
IN
=1.0
µF, C
OUT
=2.2
µF)
I
OUT
(m
A)
∆
V
OU
T
(m
V)
Time (
µs)
AP2202-2.8
0
10
20
30
40
50
60
70
80
90 100
-50
0
50
0
50
100
150
-100
∆
V
OUT
(
m
V)
V
IN
(
v)
V
OUT
(
V)
10
100
1k
10k
100k
1M
0
10
20
30
40
50
60
70
80
90
100
P
SRR (dB)
Frequency (Hz)
AP2202-2.8
V
IN
=3.8V, V
RIPPLE
=1V
PP
I
OUT
=10mA, C
OUT
=2.2
µ
F