AP1084
5A Low Dropout Positive Adjustable or Fixed-Mode Regulator
Performance Characteristics
2. 0
1. 8
0.20
Output Voltage Deviation (%)
1. 6
0
I load=1.5A
Dropout Voltage (V)
1. 4
1. 2
1. 0
0. 8
0. 6
0. 4
0. 2
0
0
1
Tj = 125
o
C
Tj = 25
o
C
-0.20
-0.40
-0.80
Dropout Voltage vs Output Current
2
1.5
1
Output Current (A)
2
3
4
5
-1
-25
0
Load Regulation vs Temperature
Temperature (
o
C)
25
50
75
100
125
Output Voltage Change (%)
1
0. 5
0
-0.5
-1
-1.5
-2
-50
-25
0
25
50
75
100
125
150
0.8
Output Voltage Deviation (%)
0.6
0.4
0.2
0
Percent Change in Output Voltage vs Temperature
Output Voltage Deviation (mV) Input Voltage (V)
Load Current (A) Output Voltage Deviation (mV)
7.5
6.5
5.5
40
20
0
-20
-40
Cin=1uF
Cout=10uF Tantalum
60
40
20
0
-20
-40
6
4
2
0
0
10
20
Temperature ( C)
o
2
4
Line Regulation
Cin=1uF
Cout=10uF Tantalum
Preload=100mA
Input Voltage (V)
6
8
10
12
0
20
40
60
TIME (us)
80
100 120 140 160 180 200
30
Line Transient Response
Anachip Corp.
www.anachip.com.tw
6/10
Load Transient Response
TIME (us)
40
50
60
70
80
90
100
Rev.1.0 Aug.27, 2004
ANACHIP [ ANACHIP CORP ]
