Ap1120, Typical performance characteristics, Dual 1a low dropout positive regulator – Diodes AP1120 User Manual
Page 5

AP1120
DUAL 1A LOW DROPOUT POSITIVE REGULATOR
AP1120 Rev. 2
5 of 7
FEBRUARY 2009
©
Diodes Incorporated
Typical Performance Characteristics
Temperature (
o
C)
Percent Change in Output Voltage vs Temperature
Out
put Volt
age
C
hange (%)
-50
-25
0
25
50
75
100
125
150
- 2
-1.5
- 1
-0.5
0
0. 5
1
1.5
2
Input Voltage (V)
Line Regulation
Out
put
Volt
age D
e
vi
at
ion (%
)
0
0.2
0.4
0.6
0.8
1
2
4
6
8
10
12
TIME (us)
Line Transient Response
O
utput
Vol
tage Dev
iat
io
n (m
V)
Input
V
olt
age
(V)
-40
-20
0
20
40
5.5
6.5
7.5
Cin=1uF
Cout=10uF Tantalum
0
20
40
60
80
100 120 140 160 180 200
TIME (us)
Load Transient Response
Load Current
(A)
Out
p
ut
Vol
tage Dev
iat
io
n (m
V
)
0
10
20
30
40
50
60
70
80
90
100
-1
0
1
2
-20
-10
0
10
20
30
C in = 1uF
C out = 10 uF Tantalum
Preload = 100mA
Dropout Voltage vs Output Current
Temperature (
o
C)
Load Regulation vs Temperature
O
utput
V
oltage D
ev
iation (%)
-25
0
25
50
75
100
125
- 1
-0.80
-0.40
-0.20
0
0.20
I load=800mA
Output Current (mA)
D
ropout Voltage
(V
)
0
0. 2
0. 4
0. 6
0. 8
1. 0
1. 2
1. 4
1. 6
1. 8
2. 0
0
250
500
750
1000
Tj = 125
o
C
Tj = 25
o
C