Technical Note

9/26

www.rohm.com

2010.12 - Rev.A

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

BU7291G,BU7291SG,BU7255HFV,BU7255SHFV,

BU7495HFV,BU7495SHFV,BU7481G,BU7481SG,BU7485G,BU7485SG,BU5281G,BU5281SG

60

80

100

120

140

160

-60

-30

0

306090

120

AMBIENT TEMPERATURE [℃]

-10.0

-7.5

-5.0

-2.5

0.0

2.5

5.0

7.5

10.0

-60

-30

0

306090

120

AMBIENT TEMPERATURE [℃]

0

20

40

60

80

100

1.E+00 1.E+01 1.E+02 1.E+03 1.E+04 1.E+05 1.E+06 1.E+07 1.E+08

FREQUENCY [Hz]

0

50

100

150

200

0

20

40

60

80

100

120

2

345

6

SUPPLY VOLTAGE [V]

60

80

100

120

140

160

23

45

6

SUPPLY VOLTAGE [V]

0

20

40

60

80

100

120

140

-60

-30

0

30

60

90

120

AMBIENT TEMPERATURE [℃]

0

20

40

60

80

100

120

-60

-30

0

306090

120

AMBIENT TEMPERATURE [℃]

0

1

2

3

4

5

-60

-30

0

30

60

90

120

AMBIENT TEMPERATURE [℃]

0.0

1.0

2.0

3.0

4.0

5.0

-60

-30

0

30

60

90

120

AMBIENT TEMPERATURE [℃]

-10.0

-7.5

-5.0

-2.5

0.0

2.5

5.0

7.5

10.0

23

45

6

SUPPLY VOLTAGE [V]

-15

-10

-5

0

5

10

15

-1

0

123

4

INPUT VOLTAGE [V]

●

Reference Data (BU7291 family)

(*)The above data is ability value of sample, it is not guaranteed. BU7291G: -40[℃] ~ +85[℃] BU7291SG: -40[℃] ~ +105[℃]

Fig.16

Fig.17

Fig.18

-40℃

25℃

85℃

105℃

BU7291 family

-40℃

25℃

85℃

105℃

BU7291 family

BU7291 family

5.5V

2.4V

3.0V

BU7291 family

5.5V

2.4V

3.0V

BU7291 family

5.5V

2.4V

3.0V

BU7291 family

Phase

Gain

BU7291 family

-40℃

25℃

85℃

105℃

BU7291 family

5.5V

2.4V

3.0V

BU7291 family

BU7291 family

5.5V

2.4V

3.0V

-40℃

25℃

85℃

105℃

BU7291 family

Fig.13

Fig.14

Fig.15

Fig.19

Fig.20

Fig.21

Fig.22

Fig.23

Voltage Gain－Frequency

Common Mode Rejection Ratio

– Supply Voltage (VDD=3[V])

Slew Rate L-H

– Ambient Temperature

Slew Rate H-L – Ambient Temperature

Input Offset Voltage – Supply Voltage

(Vicm=VDD, VOUT=1.5[V])

Input Offset Voltage – Ambient Temperature

(Vicm=VDD, VOUT=1.5[V])

Input Offset Voltage – Input Voltage

(VDD=3[V])

Large Signal Voltage Gain

– Supply Voltage

Large Signal Voltage Gain

– Ambient Temperature

Power Supply Rejection Ratio

– Ambient Temperature

Common Mode Rejection Ratio

– Ambient Temperature