Technical Note

21/36

www.rohm.com

2010.12 - Rev.A

© 2010 ROHM Co., Ltd. All rights reserved.

BU7261/BU7261S family, BU7241/BU7241S family, BU7295/BU7295S family, BU7275/BU7275S family

BU7262/BU7262S family, BU7242/BU7242S family, BU7264/BU7264S family, BU7244/BU7244S family

●

Reference Data (BU7242 family)

(*)The above data is ability value of sample, it is not guaranteed. BU7242F/FVM/NUX: -40[℃] ~ +85[℃] BU7242S F/FVM/NUX: -40[℃] ~ +105[℃]

0

100

200

300

400

500

123

456

SUPPLY VOLTAGE [V]

0

20

40

60

80

0.00.51.01.5

2.02.53.0

OUTPUT VOLTAGE [V]

0

1

2

3

4

5

6

-60

-30

0

30

60

90

120

AMBIENT TEMPERATURE [℃]

0

200

400

600

800

1000

0

50

100

150

AMBIENT TEMPERATURE [℃]

BU7242 family

Supply Current – Supply Voltage

0

200

400

600

800

-60

-30

0

30

60

90

120

AMBIENT TEMPERATURE [℃]

Supply Current – Ambient Temperature

BU7242 family

0

10

20

30

40

50

60

123

456

SUPPLY VOLTAGE [V]

Output Voltage Low – Supply Voltage

(RL=10[kΩ])

BU7242 family

0

1

2

3

4

5

6

12

3456

SUPPLY VOLTAGE [V]

Output Voltage High – Supply Voltage

(RL=10[kΩ])

BU7242 family

0

10

20

30

40

50

60

-60

-30

0

30

60

90

120

AMBIENT TEMPERATURE [℃]

Output Voltage Low – Ambient Temperature

(RL=10[kΩ])

BU7242 family

Output Sink Current – Output Voltage

(VDD=3[V])

BU7242 family

0

10

20

30

40

-60

-30

0

30

60

90

120

AMBIENT TEMPERATURE[℃]

BU7242 family

Output Sink Current – Ambient Temperature

(VOUT=VSS+0.4[V])

Output Voltage High – Ambient Temperature

(RL=10[kΩ])

BU7242 family

BU7242 family

85

Derating curve

BU7242 family

Derating curve

0

5

10

15

20

-60

-30

0

30

60

90

120

AMBIENT TEMPERATURE [℃]

Output Source Current – Ambient Temperature

(VOUT=VDD-0.4[V])

BU7242 family

0

10

20

30

40

50

0

0.5

1

1.5

2

2.5

3

OUTPUT VOLTAGE [V]

Output Source Current – Output Voltage

(VDD=3[V])

85℃

-40℃

25℃

105℃

3.0V

1.8V

5.5V

-40℃

25℃

85℃

105℃

-40℃

25℃

85℃

105℃

1.8V

5.5V

3.0V

-40℃

25℃

85℃

105℃

5.5V

1.8V

3.0V

1.8V

5.5V

3.0V

BU7242F

BU7242FVM

BU7242SF

BU7242SFVM

1.8V

5.5V

3.0V

-40℃

25℃

85℃

105℃

BU7242 family

105

Fig.116

Fig.117

Fig.118

Fig.119

Fig.120

Fig.121

Fig.122

Fig.123

Fig.124

Fig.125

Fig.126

Fig.127

BU7242NUX

BU7242SNUX

0

200

400

600

800

1000

0

50

100

150

AMBIENT TEMPERATURE [℃]