BU7265G_1012 Datasheet, PDF (8/29 Pages) Rohm – Ultra Low Power CMOS Operational Amplifiers

BU7265G,BU7265SG,BU7205HFV,BU7205SHFV,BU7271G,BU7271SG,BU7245HFV,BU7245SHFV,
BU7411G,BU7411SG,BU7421G,BU7421SG,BU7475HFV,BU7475SHFV
Technical Note
○BU7265 family
10 .0
BU7265 family
7 .5
5 .0
2 .5
-40℃
25℃
0 .0
-2 .5
105℃ ^85℃
-5 .0
-7 .5
- 10 .0
1
2
3
4
5
6
SUPPLY VOLTAGE [V]
Fig.13
Input Offset Voltage – Supply Voltage
(Vicm=VDD,VOUT=0.1[V])
160
BU7265 family
105℃
140
85℃
120
25℃
100
40℃
80
10. 0
BU7265 family
7. 5
5. 0
2. 5
5.5V
0. 0
-2. 5
3.0V 1.8V
-5. 0
-7. 5
- 10. 0
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig.14
Input Offset Voltage – Ambient Temperature
(Vicm=VDD,VOUT=0.1[V])
160
BU7265 family
140
5.5V
120
3.0V
100
1.8V
80
15
BU7265 family
10
5
25℃ ^-40℃
0
105℃
85℃
-5
-1 0
-1 5
-1
0
1
2
3
4
INPUT VOLTAGE [V]
Fig.15
Input Offset Voltage – Input Voltage
(VDD=3[V])
120
100 _25℃
80
60
BU7265 family
-40℃
105℃ ^85℃
40
20
60
1
2
3
4
5
6
SUPPLY VOLTAGE [V]
Fig.16
Large Signal Voltage Gain
– Supply Voltage
120
BU7265 family
5.5V
100
80
60
1.8V
3.0V
40
20
0
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig.19
Common Mode Rejection
– Ambient Temperature
(VDD=3[V])
5
BU7265 family
4
5.5V
3
2
1
1.8V
3.0V
60
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig.17
Large Signal Voltage Gain
– Ambient Temperature
140
BU7265 family
120
100
80
60
40
20
0
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig.20
Power Supply Rejection Ratio
– Ambient Temperature
100
Phase
80
60
Gain
40
20
BU7265 family ₂₀₀
15 0
10 0
50
0
1
2
3
4
5
6
SUPPLY VOLTAGE [V]
Fig.18
Common Mode Rejection Ratio
– Supply Voltage (VDD=3[V])
5
BU7265 family
4
3
3.0V ^5.5V
2
1
1.8V
0
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig.21
Slew Rate L-H
– Ambient Temperature
0
-60 -30 0
30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig.22
Slew Rate H-L – Ambient Temperature
0
1. E+ 00
1.E+01 1 .E+02 1.E+03 1.E+04 1.E+05
FREQUENCY [ Hz]
Fig.23
Voltage Gain－frequency
0
1.E+06
(*)The above data is ability value of sample, it is not guaranteed. BU7265G: -40[℃] ~ +85[℃] BU7265SG: -40[℃] ~ +105[℃]
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2010.12 - Rev.A