BD3509MUV_10 datasheet(6/21 Pages) ROHM

Part #	BD3509MUV

Description	Nch FET Ultra LDO for PC Chipsets

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Manufacturer	ROHM [Rohm]

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Technical Note

www.rohm.com

2010.04 - Rev.C

BD3508MUV,BD3509MUV

●

Reference Data

Fig.16 Tj-ICC

0.50

0.55

0.60

0.65

0.70

0.75

0.80

0.85

0.90

0.95

1.00

-10

1030

5070

90

Ta(℃)

0.0

0.2

0.4

0.6

0.8

1.0

1.2

-60

-30

0

30

60

90

120

150

Ta(℃)

Fig.17 Tj-ISTB

1.0

1.1

1.2

1.3

1.4

1.5

1.6

1.7

1.8

1.9

2.0

-10

10

30

50

70

90

Ta(℃)

Fig.18 Tj-IIN

100

Fig.19 Tj-IINSTB

0

5

10

15

20

25

30

-60

-30

0

30

60

90

120

150

Ta(℃)

15

16

17

18

19

20

21

22

23

24

25

-10

1030

507090

Ta(℃)

Fig.20 Tj-INRCS

-20

-15

-10

-5

0

5

10

15

20

-10

103050

7090

Ta(℃)

Fig.21 Tj-IFB

100

1.15

1.17

1.19

1.21

1.23

1.25

-10

103050

70

90

Ta(℃)

Fig.13 Input sequence

Fig.14 Input sequence

VCC

Ven

VIN

Vo

VCC

Ven

VIN

Vo

VIN→Ven→VCC

Ven→VIN→VCC

Fig.15 Tj-Vo (Io=0mA)

100

Fig.22 Tj-Ien

0

1

2

3

4

5

6

7

8

9

10

-10

1030507090

Ta(℃)

Fig.23 Tj-RON

(Vcc=5V/Vo=1.2V)

Fig.24 Vcc-RON

100

25

30

35

40

45

50

55

60

24

68

Vcc(V)

0

10

20

30

40

50

60

-10

1030

507090

Ta(℃)

2.5V

100

1.8V

1.2V

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