MAX15027 Datasheet, PDF (4/10 Pages) Maxim Integrated Products – 1.425V to 3.6V Input, 1A Low-Dropout Regulators with BIAS Input

1.425V to 3.6V Input, 1A Low-Dropout
Regulators with BIAS Input
Typical Operating Characteristics
(Circuit of Figure 1, V_IN = 1.8V, V_OUT = 1.5V, I_OUT = 1A, T_A = +25°C, unless otherwise noted.)
MAX15028
OUTPUT VOLTAGE vs. INPUT VOLTAGE
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
I_OUT = 0
V_BIAS = 3.3V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
INPUT VOLTAGE (V)
MAX15028
OUTPUT VOLTAGE vs. OUTPUT CURRENT
1.520
1.515
V_BIAS = 3.3V
1.510
1.505
1.500
1.495
1.490
1.485
1.480
0 100 200 300 400 500 600 700 800 900 1000
OUTPUT CURRENT (mA)
INPUT CURRENT (I_IN)
vs. INPUT VOLTAGE (V_IN)
0.4
0.3
0.2
0.1
V_BIAS = 3.3V
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
INPUT VOLTAGE (V)
MAX15028 BIAS CURRENT (I_BIAS)
vs. BIAS VOLTAGE (V_BIAS)
60
50
40
30
20
10
0
0
I_OUT = 0
12
3
4
5
6
BIAS VOLTAGE (V)
MAX15028 BIAS CURRENT (I_BIAS)
vs. OUTPUT CURRENT
55
54
53
52
51
V_BIAS = 5.5V
50
49
V_BIAS = 3.3V
48
47
46
45
0 100 200 300 400 500 600 700 800 900 1000
OUTPUT CURRENT (mA)
GROUND CURRENT
vs. OUTPUT CURRENT
0.35
0.34
0.33
0.32
0.31
V_BIAS = 3.3V
0.30
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
LOAD CURRENT (A)
MAX15028 DROPOUT VOLTAGE
vs. OUTPUT CURRENT
200
180 ^{VBIAS = 3.3V}
160
140
120
100
80
60
40
V_IN = 1.4V
20
0
0 100 200 300 400 500 600 700 800 900 1000
OUTPUT CURRENT (mA)
MAX15028 DROPOUT VOLTAGE
vs. OUTPUT CURRENT
200
180 ^{VBIAS = 3.3V}
160
140
120
100
80
60
40
V_IN = 1.4V
20
0
0 100 200 300 400 500 600 700 800 900 1000
OUTPUT CURRENT (mA)
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