BU7261G Datasheet, PDF (14/33 Pages) Rohm – Low Voltage Operation CMOS Operational Amplifiers

BU7261G,BU7261SG,BU7241G,BU7241SG,BU7262F/FVM,BU7262SF/FVM,BU7242F/FVM,BU7242SF/FVM
BU7461G,BU7461SG,BU7441G,BU7441SG,BU7462F/FVM,BU7462SF/FVM,BU7442F/FVM,BU7442SF/FVM
Technical Note
○BU7242 family
10.0
BU7242 family
7.5
5.0
2.5
-40℃ 25℃
0.0
-2.5
85℃
105℃
-5.0
-7.5
-10.0
1
2
3
4
5
6
SUPPLY VOLTAGE[V]
Fig. 82
Input Offset Voltage – Supply Voltage
(Vicm=VDD, VOUT=1.5[V])
160
BU7242 family
140
85℃
105℃
120
100
25℃
-40℃
80
60
1
2
3
4
5
6
SUPPLY VOLTAGE [V]
Fig. 85
Large Signal Voltage Gain
– Supply Voltage
120
BU7242 family
5.5V
100
10.0
BU7242 family
7.5
5.0
3.0V
5.5V
2.5
0.0
-2.5
1.8V
-5.0
-7.5
-10.0
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig. 83
Input Offset Voltage – Ambient Temperature
(Vicm=VDD, VOUT=1.5[V])
160
BU7242 family
140
1.8V
120
100
3.0V
5.5V
80
60
-60
-30 0
30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig. 86
Large Signal Voltage Gain
– Ambient Temperature
120
BU7242 family
BU7242 family
15
10
-40℃
5
25℃
0
85℃ _105℃
-5
-10
-15
-1
0
1
2
3
4
INPUT VOLTAG E [V]
Fig. 84
Input Offset Voltage – Input Voltage
(VDD=3[V])
BU7242 family
120
105℃
85℃
100
80
60
25℃
40
-40℃
20
0
1
2
3
4
5
6
SUPPLY VOLTAGE [V]
Fig. 87
Common Mode Rejection Ratio
– Supply Voltage
3.0
BU7242 family
100
2.5
80
60
3.0V
1.8V
40
20
0
-60 -30 0
30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig. 88
Common Mode Rejection Ratio
– Ambient Temperature
2.0
BU7242 family
1.5
1.0
5.5V
0.5
3.0V
1.8V
0.0
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig. 91
Slew Rate H-L – Ambient Temperature
80
60
40
20
0
-60 -30 0
30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig. 89
Power Supply Rejection Ratio
– Ambient Temperature
100
BU7242 family ₂₀₀
Phase
80
150
60
100
40
Gain
50
20
0
1.E+00
1.E+02 1.E+04 1.E+06
FREQUENCY [Hz]
Fig. 92
Gain - Frequency
0
1.E+08
2.0
5.5V
1.5
1.0
0.5
3.0V
1.8V
0.0
-60 -30 0
30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig. 90
Slew Rate L-H – Ambient Temperature
(*) The above data is ability value of sample, it is not guaranteed. BU7242F/FVM：-40[℃]～+85[℃] BU7242SF/FVM：-40[℃]～+105[℃]
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14/32
2009.05 - Rev.A