BU7261G Datasheet, PDF (16/33 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
○BU7461 family
10.0
BU7461 family
7.5
5.0
-40℃
25℃
2.5
0.0
-2.5
85℃
105℃
-5.0
-7.5
-10.0
0123456
SUPPLY VOLTAGE [V]
Fig. 105
Input Offset Voltage – Supply Voltage
(Vicm=VDD-1.2[V], VOUT= VDD/2)
10.0
BU7461 family
7.5
5.0
3.0V
5.5V
2.5
0.0
-2.5
1.7V
-5.0
-7.5
-10.0
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [°C]
Fig. 106
Input Offset Voltage – Ambient Temperature
(Vicm=VDD-1.2[V], VOUT= VDD/2)
15
BU7461 family
10
5
25℃
-40℃
0
-5
85℃ 105℃
-10
-15
-1
0
1
2
3
INPUT VOLTAGE [V]
Fig. 107
Input Offset Voltage – Input Voltage
(VDD=3[V])
160
BU7461 family
140
-40℃
25℃
120
100
105℃ ^85℃
80
60
0123456
SUPPLY VOLTAGE [V]
Fig. 108
Large Signal Voltage Gain
– Supply Voltage
120
100
5.5V
BU7461 family
80
60
3.0V
1.7V
40
20
0
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [°C]
Fig. 111
Common Mode Rejection Ratio
– Ambient Temperature
BU7461 family
2.0
1.6
5.5V
3.0V
1.2
0.8
1.7V
0.4
160
BU7461 family
140
120
3.0V 5.5V
100
1.7V
80
60
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [°C]
Fig. 109
Large Signal Voltage Gain
– Ambient Temperature
120
BU7461 family
100
80
60
40
20
0
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [°C]
Fig. 112
Power Supply Rejection Ratio
– Ambient Temperature
BU7461 family
100
200
Phase
80
150
60
Gain
100
40
20
50
120
100
BU7461 family
105℃ ^-40℃
80
25℃
85℃
60
40
20
0
0123456
SUPPLY VOLTAGE [V]
Fig. 110
Common Mode Rejection Ratio
– Supply Voltage
BU7461 family
2.0
1.6
5.5V
3.0V
1.2
0.8
1.7V
0.4
0.0
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [°C]
Fig. 113
Slew Rate L-H – Ambient Temperature
0.0
0
0
-60 -30 0 30 60 90 120
1.E+00 1.E+02 1.E+04 1.E+06 1.E+08
AMBIENT TEMPERATURE [°C]
Fig. 114
Slew Rate H-L – Ambient Temperature
FREQUENCY [Hz]
Fig. 115
Gain - Frequency
(*) The above data is ability value of sample, it is not guaranteed. BU7461G：-40[℃]～+85[℃] BU7461SG：-40[℃]～+105[℃]
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2009.05 - Rev.A