background image

3/8 

 

Reference Data (Unless specified otherwise, Ta=25

)  

 
 
 

 

Fig.3 Circuit Current

0.0

0.5

1.0

1.5

2.0

0

1 2

3 4

5

6 7

8 9 10

V

DD

 SUPPLY VOLTAGE 

V

DD

[V]

CIRCUIT CURRE

NT 

 I

DD

[µA]

BD4842G/FVE

0

5

10

15

20

0.0

0.5

1.0

1.5

2.0

2.5

DRAIN-SOURCE VOLTAGE 

 V

DS

[V]

"L

OW"

 OUTP

UT CURRE

NT 

 I

OL

[mA]

BD4842G/FVE

V

DD

=2.4V

V

DD

=1.2V

Fig.4 “Low” Output Current

0.0

0.2

0.4

0.6

0.8

1.0

0

0.5

1

1.5

2

2.5

SUPPLY VOLTAGE : [V]

OU

TPU

T

 VOLTAGE 

 V

OU

T

[V]

BD4842G/FVE

Fig.7 Operating Limit Voltage

Fig.8 Detection Voltage   
     Release Voltage 

3.0

3.4

3.8

4.2

4.6

5.0

5.4

-40

0

40

80

TEMPERATURE 

 Ta[

]

DET

E

CT

ION VOL

T

AGE

 

 V

S

[V

]

BD4842G/FVE

Low to High(V

S

+ΔV

S

High to Low(V

S

Fig.9 Circuit Current when ON

 

0.0

0.5

1.0

1.5

-40 -20

0

20

40

60

80 100

TEMPERATURE 

 Ta[

]

CIRCUIT CURRENT W

H

EN ON

 

 I

DD1

[

μ

A]

BD4842G/FVE

Fig.10 Circuit Current when OFF

0.0

0.5

1.0

1.5

-40 -20

0

20

40

60

80 100

TEMPERATURE 

 Ta[

]

CIRCUIT CURRENT W

H

EN OFF

 

 I

DD2

[

μ

A]

BD4842G/FVE

Fig.11 Operating Limit Voltage

0.0

0.5

1.0

1.5

-40 -20

0

20

40

60

80 100

TEMPERATURE 

 Ta[

]

M

INIM

U

M

 OPERATION VOLTAGE

 

 

V

OP

L

[V]

BD4842G/FVE

0

5

10

15

20

25

30

35

40

45

0

1

2

3

4

5

6

DRAIN-SOURCE VOLTAGE 

 V

DS

[V]

"H

IG

H"

 OUTP

UT CURRE

NT 

 I

OH

[m

A]

BD4942G/FVE

V

DD

=8.0V

V

DD

=6.0V

V

DD

=4.8V

Fig.5 “High” Output Current

Fig.6 I/O Characteristics

 

0

1

2

3

4

5

6

7

8

9

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5

V

DD

 SUPPLY VOLTAGE 

V

DD

[V]

OU

TPU

T

 VOLTAGE 

 V

OU

T

[V]

BD4842G/FVE

Ta=25

Ta=25

Summary of Contents for BD48**FVE Series

Page 1: ...D4940 EU 5 8V BD4858 DV 3 9V BD4839 GU 5 8V BD4958 FV 3 9V BD4939 ET 5 7V BD4857 DU 3 8V BD4838 GT 5 7V BD4957 FU 3 8V BD4998 ES 5 6V BD4856 DT 3 7V BD4837 GS 5 6V BD4956 FT 3 7V BD4937 ER 5 5V BD4855...

Page 2: ...VS T 100 ppm Ta 40 to 105 Designed Guarantee Hysteresis Voltage VS VS 0 03 VS 0 05 VS 0 08 V VS 1 1V RL 470k VDD L H L Circuit Current at ON IDD1 0 66 1 98 A VDD VS 0 2V VS 5 3 6 0V Circuit Current a...

Page 3: ...V S V BD4842G FVE Low to High VS VS High to Low VS Fig 9 Circuit Current when ON 0 0 0 5 1 0 1 5 40 20 0 20 40 60 80 100 TEMPERATURE Ta CIRCUIT CURRENT WHEN ON I DD1 A BD4842G FVE Fig 10 Circuit Curre...

Page 4: ...ationship between the input voltages VDD and the output voltage VOUT when the input power supply voltage VDD is made to sweep up and sweep down the circuits are those in Fig 12 and 13 When the power s...

Page 5: ...o the VOUT pin the reset signal input terminal of the microcontroller please take into account the waveform of the rise and fall of the output voltage VOUT 2 The following is an example of a circuit a...

Page 6: ...A voltage drop of the through current I1 input resistor R2 is caused by the through current and the input voltage to descends when the output switches from Low to High When the input voltage decrease...

Page 7: ...UT high impedance and it must be VDD in pull up VDD condition 10 This IC has extremely high impedance terminals Small leak current due to the uncleanness of PCB surface might cause unexpected operatio...

Page 8: ...of the same implied right or license to practice or commercially exploit any intellectual property rights or other proprietary rights owned or controlled by ROHM CO LTD is granted to any such buyer T...

Page 9: ...this document are no antiradiation design Appendix1 Rev2 0 Thank you for your accessing to ROHM product informations More detail product informations and catalogs are available please contact your nea...

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