MIC37501 Datasheet, PDF (5/11 Pages) Micrel Semiconductor – 5A, Low Voltage μCap LDO Regulator

Micrel, Inc.
Typical Characteristics
Dropout
vs. Output Current
450
400
350
300
250 ^2.5VOUT
200
150
100
50
0
012345
OUTPUT CURRENT (A)
Dropout Characteristics
(1.8V)
2
1.8 ^{10mA load}
1.6
1.4
1.2
1
5A load
0.8
0.6
0.4
0.2
01.5 _{1.7 1.9 2.1 2.3 2.5 2.7}
INPUT VOLTAGE (V)
Ground Current
vs. Output Current
50
45 2.5V_OUT
40
35
30
25
20
15
10
5
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
OUTPUT CURRENT (A)
Ground Current
vs. Suppl (1.8V)
0.7
0.6
10mA
0.5
0.4
100mA
0.3
0.2
0.1
0
012345
INPUT VOLTAGE (V)
February 2007
Dropout
vs. Temperature
500
2.5V_OUT
450
400
350
300
250
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
Dropout Characteristics
(2.5V)
3.0
2.5 _{10mA load}
2.0
1.5
5A load
1.0
0.5
0
1.5 2.0 2.5 3.0 3.5
INPUT VOLTAGE (V)
Ground Current
vs. Suppl (1.5V)
0.7
0.6
10mA
0.5
0.4
100mA
0.3
0.2
0.1
0
012345
INPUT VOLTAGE (V)
Ground Current
vs. Suppl (1.8V)
90
80
70
60
50
2.5A
40
30
20
5A
10
0
012345
INPUT VOLTAGE (V)
5
MIC37501/37502
Dropout Characteristics
(1.5V)
1.6
10mA load
1.4
1.2
1
0.8
5A load
0.6
0.4
0.2
01.5 _{1.7 1.9 2.1 2.3 2.5}
INPUT VOLTAGE (V)
Dropout Characteristics
(3.3V)
3.5
3.0 _{10mA load}
2.5
2.0
5A load
1.5
1.0
0.5
0
INPUT VOLTAGE (V)
Ground Current
vs. Suppl (1.5V)
80
70
60
50
2.5A
40
30
20
5A
10
00 _{0.5 1 1.5 2 2.5 3 3.5 4 4.5 5}
INPUT VOLTAGE (V)
Ground Current
vs. Suppl (2.5V)
1.8
1.6
1.4
1.2
1.0
0.8
100mA
0.6
0.4
10mA
0.2
0
012345
INPUT VOLTAGE (V)
M9999-020507