Reference characteristics data (Unless otherwise specified, Ta=25˚C)

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AMBIENT TEMPERATURE Ta [˚C]

Fig.2 Reference voltage vs.

Ambient temperature

INPUT VOLTAGE Vcc [V]

Fig.5 Circuit current

INPUT VOLTAGE Vcc [V]

Fig.6 Reference voltage

REFERENCE CURRENT IREF [mA]

Fig.7 Reference voltage vs. Output current

AMBIENT TEMPERATURE Ta [˚C ]

INPUT VOLTAGE Vcc [V]

Fig.3 Switching frequency vs.

Ambient temperature

Fig.4 Standby current

25˚C

-40˚C

85˚C

-40˚C

25˚C

CONTROL VOLTAGE CTL [V]

Fig.8 Control threshold voltage

OUTPUT CURRENT OUT [mA]

Fig.9 Output current capacitance

CONTROL VOLTAGE VCTL [V]

Fig.10 Control sink current

85˚C

25˚C

-40˚C

2.56

2.55

2.54

2.53

2.52

2.51

2.50

2.49

2.48

2.47

2.46

2.45

218

216

214

212

210

208

206

204

202

200

0.10

0.09

0.08

0.07

0.06

0.05

0.04

0.03

0.02

0.01

0.00

3.00

2.75

2.50

2.25

2.00

1.75

1.50

1.25

1.00

0.75

0.50

0.25

0.00

3.00

2.75

2.50

2.25

2.00

1.75

1.50

1.25

1.00

0.75

0.50

0.25

0.00

4.00

3.75

3.50

3.25

3.00

2.75

2.50

2.25

2.00

1.75

1.50

1.25

1.00

0.75

0.50

0.25

0.00

80

75

70

65

60

55

50

45

40

35

30

25

20

15

10

5

0

3.00

2.75

2.50

2.25

2.00

1.75

1.50

1.25

1.00

0.75

0.50

0.25

0.00

3.00

2.75

2.50

2.25

2.00

1.75

1.50

1.25

1.00

0.75

0.50

0.25

0.00

-40

-20

0

20

40

60

80

-40

-20

0

20

40

60

80

0

4

8

12

16

20

24

28

32

36

0

4

8

12

16

20

24

28

32

36

0.0 0.4

0.8 1.2 1.6

2.0

2.4

2.8 3.2

0.0 0.4 0.8

1.2 1.6

2.0 2.4 2.8 3.2 3.5

0

10 20 30 40 50 60 70 80 90 100

0

4

8

12

16

20

24 28

32

36

0

2

4

6

8

10

12

14

85˚C 25˚C

-40˚C

85˚C

-40˚C

25˚C

85˚C

25˚C

-40˚C

85˚C

85˚C

25˚C

-40˚C

85˚C

25˚C

-40˚C