User Manual
BIAS CURRENT
vs. BIAS VOLTAGE
MAX15029 toc04
BIAS VOLTAGE (V)
BIAS CURRENT (µA)
5432
10
20
30
40
50
60
70
0
16
V
IN
= 1.8V
V
OUT
= 1.5V
I
OUT
= 0
BIAS CURRENT
vs. OUTPUT CURRENT
MAX15029 toc05
OUTPUT CURRENT (mA)
BIAS CURRENT (µA)
600400200
51
52
53
54
55
56
57
58
59
60
50
0 800
V
BIAS
= 5.5V
V
BIAS
= 3.3V
GROUND CURRENT
vs. OUTPUT CURRENT
MAX15029 toc06
OUTPUT CURRENT (mA)
GROUND CURRENT (mA)
400300200100
0.2
0.4
0.6
0.8
1.0
1.2
1.4
0
0 500
V
BIAS
= 3.3V
MAX15029/MAX15030
1.425V to 3.6V Input, 500mA Low-Dropout
Regulators with BIAS Input
4 _______________________________________________________________________________________
Typical Operating Characteristics
(Circuit of Figure 1, V
IN
= 1.8V, V
OUT
= 1.5V, I
OUT
= 500mA, T
A
= +25°C, unless otherwise noted.)
OUTPUT VOLTAGE
vs. INPUT VOLTAGE
MAX15029 toc01
INPUT VOLTAGE (V)
OUTPUT VOLTAGE (V)
3.53.00.5 1.0 1.5 2.0 2.5
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0
04.0
I
OUT
= 0
V
BIAS
= 3.3V
OUTPUT VOLTAGE
vs. OUTPUT CURRENT
MAX15029 toc02
OUTPUT CURRENT (mA)
OUTPUT VOLTAGE (V)
600400200
1.46
1.47
1.48
1.49
1.50
1.51
1.45
0 800
V
BIAS
= 3.3V
INPUT CURRENT
vs. INPUT VOLTAGE
MAX15029 toc03
INPUT VOLTAGE (V)
INPUT CURRENT (mA)
3.53.02.52.01.51.00.5
0.2
0.4
0.6
0.8
1.0
1.2
1.4
0
04.0
V
BIAS
= 3.3V
I
OUT
= 0
DROPOUT VOLTAGE
vs. OUTPUT CURRENT
MAX15029 toc07
OUTPUT CURRENT (mA)
DROPOUT VOLTAGE (mV)
600400200
10
20
30
40
50
60
70
80
90
0
0 800
V
OUT
= 1.5V
V
BIAS
= 3.3V
FEEDBACK VOLTAGE
vs. TEMPERATURE
MAX15029 toc08
TEMPERATURE (°C)
FEEDBACK VOLTAGE (mV)
1251007550250-25
497.0
497.5
498.0
498.5
499.0
499.5
496.5
-50 150
I
OUT
= 0
I
OUT
= 500mA