Automotive Micropower Linear Regulators

with Supervisor

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5

24

28

26

32

30

36

34

38

42

40

44

420

28

12

36

44

52

60

68

SUPPLY CURRENT vs. INPUT VOLTAGE

INPUT VOLTAGE (V)

LIMITED BY POWER

DISSIPATION

27

31

29

37

35

33

39

41

45

43

47

-40

-10 5

-25

20 35 50 65 80 95 110 125

SUPPLY CURRENT vs. TEMPERATURE

TEMPERATURE (

°C)

1.0

1.5

4.5

2.5

2.0

3.0

3.5

4.0

5.0

-40

-10 5

20

-25

35 50

95

80

110

65

125

SHUTDOWN SUPPLY CURRENT

vs. TEMPERATURE

TEMPERATURE (

°C)

0

1.0

0.5

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

6.0

12

36

60

SHUTDOWN SUPPLY CURRENT

vs. INPUT VOLTAGE

INPUT VOLTAGE (V)

428

44

52

20

68

0.992

1.004

1.003

1.002

1.001

1.000

0.999

0.998

0.997

0.996

0.995

0.994

0.993

-40

-10 5

-25

20 35 50 65 80 95 110 125

NORMALIZED RESETIN THRESHOLD VOLTAGE

vs. TEMPERATURE

TEMPERATURE (

°C)

20

0

100

50

150

200

250

300

350

400

450

500

550

600

40

60

80

100

DROPOUT VOLTAGE

vs. LOAD CURRENT

LOAD CURRENT (mA)

030

10

50

70

90

4.80

4.90

4.85

4.95

5.10

5.15

5.05

5.00

5.20

OUTPUT VOLTAGE

vs. LOAD CURRENT

20

40

60

80

100

LOAD CURRENT (mA)

030

10

50

70

90

OUTPUT VOLTAGE

vs. LOAD CURRENT

3.22

3.20

3.24

3.30

3.32

3.28

3.26

3.34

20

40

60

80

100

LOAD CURRENT (mA)

030

10

50

70

90

Typical Operating Characteristics