AME8844_07 Datasheet, PDF (12/15 Pages) Analog Microelectronics – 750mA CMOS LDO

AME, Inc.
AME8844
n External Resistor Divider Table (contd.)
R1
(K Ohm)
1
2
5
10
20
Vout
R2(kohm)=(1.242*R1(kohm))/(Vout-1.242)
3.15
0.65
1.30
3.25
6.49
12.98
3.20
0.63
1.27
3.16
6.33
12.65
3.25
0.62
1.23
3.08
6.17
12.34
3.30
0.60
1.20
3.01
6.02
12.04
3.35
0.59
1.18
2.94
5.88
11.75
3.40
0.57
1.15
2.87
5.74
11.48
3.45
0.56
1.12
2.81
5.61
11.22
3.50
0.55
1.10
2.74
5.49
10.97
3.55
0.54
1.07
2.68
5.37
10.74
3.60
0.53
1.05
2.63
5.25
10.51
3.65
0.51
1.03
2.57
5.15
10.29
3.70
0.50
1.01
2.52
5.04
10.08
3.75
0.49
0.99
2.47
4.94
9.88
3.80
0.48
0.97
2.42
4.84
9.69
3.85
0.48
0.95
2.38
4.75
9.50
3.90
0.47
0.93
2.33
4.66
9.32
3.95
0.46
0.92
2.29
4.58
9.15
4.00
0.45
0.90
2.25
4.49
8.99
4.05
0.44
0.88
2.21
4.41
8.83
4.10
0.43
0.87
2.17
4.34
8.67
4.15
0.43
0.85
2.13
4.26
8.52
4.20
0.42
0.84
2.09
4.19
8.38
4.25
0.41
0.82
2.06
4.12
8.24
4.30
0.41
0.81
2.03
4.05
8.10
4.35
0.40
0.80
1.99
3.99
7.97
4.40
0.39
0.78
1.96
3.92
7.85
4.45
0.39
0.77
1.93
3.86
7.73
4.50
0.38
0.76
1.90
3.80
7.61
4.55
0.37
0.75
1.87
3.75
7.49
4.60
0.37
0.74
1.85
3.69
7.38
4.65
0.36
0.73
1.82
3.64
7.27
4.70
0.36
0.72
1.79
3.58
7.17
4.75
0.35
0.71
1.77
3.53
7.07
4.80
0.35
0.70
1.74
3.48
6.97
4.85
0.34
0.69
1.72
3.43
6.87
4.90
0.34
0.68
1.69
3.39
6.78
4.95
0.33
0.67
1.67
3.34
6.68
5.00
0.33
0.66
1.65
3.30
6.60
Note: Small load(greater than 2 mA) is necessary as R1 or R2 is larger than
50 K Ohm. Otherwise, outputvoltage probably cannot be pulled down to 0 V
on disable mode.
12
750mA CMOS LDO
Rev.E.01