Analog Microelectronics, Inc.

10

300mA CMOS LDO

AME8804

R1(kohm)

1.00

2.00

5.00

10.00

20.00

50.00

100.00

200.00

500.00 1000.00

Vout

3.15

0.63

1.26

3.14

6.28

12.56

31.40

62.79

125.58

313.95

627.91

3.20

0.61

1.22

3.06

6.12

12.24

30.60

61.21

122.42

306.05

612.09

3.25

0.60

1.19

2.99

5.97

11.94

29.85

59.71

119.41

298.53

597.05

3.30

0.58

1.17

2.91

5.83

11.65

29.14

58.27

116.55

291.37

582.73

3.35

0.57

1.14

2.85

5.69

11.38

28.45

56.91

113.82

284.54

569.09

3.40

0.56

1.11

2.78

5.56

11.12

27.80

55.61

111.21

278.03

556.06

3.45

0.54

1.09

2.72

5.44

10.87

27.18

54.36

108.72

271.81

543.62

3.50

0.53

1.06

2.66

5.32

10.63

26.59

53.17

106.35

265.86

531.73

3.55

0.52

1.04

2.60

5.20

10.41

26.02

52.03

104.07

260.17

520.34

3.60

0.51

1.02

2.55

5.09

10.19

25.47

50.94

101.89

254.72

509.43

3.65

0.50

1.00

2.49

4.99

9.98

24.95

49.90

99.79

249.49

498.97

3.70

0.49

0.98

2.44

4.89

9.78

24.45

48.89

97.79

244.47

488.93

3.75

0.48

0.96

2.40

4.79

9.59

23.96

47.93

95.86

239.64

479.29

3.80

0.47

0.94

2.35

4.70

9.40

23.50

47.00

94.00

235.01

470.02

3.85

0.46

0.92

2.31

4.61

9.22

23.06

46.11

92.22

230.55

461.10

3.90

0.45

0.91

2.26

4.53

9.05

22.63

45.25

90.50

226.26

452.51

3.95

0.44

0.89

2.22

4.44

8.88

22.21

44.42

88.85

222.12

444.24

4.00

0.44

0.87

2.18

4.36

8.73

21.81

43.63

87.25

218.13

436.27

4.05

0.43

0.86

2.14

4.29

8.57

21.43

42.86

85.71

214.29

428.57

4.10

0.42

0.84

2.11

4.21

8.42

21.06

42.11

84.23

210.57

421.14

4.15

0.41

0.83

2.07

4.14

8.28

20.70

41.40

82.79

206.98

413.97

4.20

0.41

0.81

2.04

4.07

8.14

20.35

40.70

81.41

203.52

407.04

4.25

0.40

0.80

2.00

4.00

8.01

20.02

40.03

80.07

200.16

400.33

4.30

0.39

0.79

1.97

3.94

7.88

19.69

39.38

78.77

196.92

393.84

4.35

0.39

0.78

1.94

3.88

7.75

19.38

38.76

77.51

193.78

387.56

4.40

0.38

0.76

1.91

3.81

7.63

19.07

38.15

76.30

190.74

381.48

4.45

0.38

0.75

1.88

3.76

7.51

18.78

37.56

75.12

187.79

375.58

4.50

0.37

0.74

1.85

3.70

7.40

18.49

36.99

73.97

184.93

369.86

4.55

0.36

0.73

1.82

3.64

7.29

18.22

36.43

72.86

182.16

364.32

4.60

0.36

0.72

1.79

3.59

7.18

17.95

35.89

71.79

179.47

358.94

4.65

0.35

0.71

1.77

3.54

7.07

17.69

35.37

70.74

176.86

353.71

4.70

0.35

0.70

1.74

3.49

6.97

17.43

34.86

69.73

174.32

348.64

4.75

0.34

0.69

1.72

3.44

6.87

17.19

34.37

68.74

171.85

343.71

4.80

0.34

0.68

1.69

3.39

6.78

16.95

33.89

67.78

169.46

338.91

4.85

0.33

0.67

1.67

3.34

6.69

16.71

33.43

66.85

167.13

334.25

4.90

0.33

0.66

1.65

3.30

6.59

16.49

32.97

65.94

164.86

329.72

4.95

0.33

0.65

1.63

3.25

6.51

16.27

32.53

65.06

162.65

325.30

5.00

0.32

0.64

1.61

3.21

6.42

16.05

32.10

64.20

160.50

321.00

R2(kohm)=(1.215*R1(kohm))/(Vout-1.215)

n

n

n

n

Note: Small load (greater than 2 mA) is necessary as R1 or R2 is larger than 50 Kohm. Otherwise, output

voltage probably cannot be pulled down to 0 V on disable mode.