BU7265G_1012 Datasheet, PDF (12/29 Pages) Rohm – Ultra Low Power CMOS Operational Amplifiers

BU7265G,BU7265SG,BU7205HFV,BU7205SHFV,BU7271G,BU7271SG,BU7245HFV,BU7245SHFV,
BU7411G,BU7411SG,BU7421G,BU7421SG,BU7475HFV,BU7475SHFV
Technical Note
○BU7205 family
10.0
BU7205 family
7.5
5.0
25℃
-40℃
2.5
0.0
85℃
105℃
-2.5
-5.0
-7.5
-10.0
1
2
3
4
5
6
SUPPLY VOLTAGE [V]
Fig.59
Input Offset Voltage – Supply Voltage
(Vicm=VDD, VOUT=1.5[V])
BU7205 family
160
10.0
BU7205 family
7.5
5.0
2.5
5.5V
0.0
1.8V 3.0V
-2.5
-5.0
-7.5
-10.0
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig.60
Input Offset Voltage – Ambient Temperature
(Vicm=VDD, VOUT=1.5[V])
BU7205 family
160
BU7205 family
15
10
5
105℃ 85℃
0
-40℃ 25℃
-5
-10
-15
-1
0
1
2
3
4
INPUT VOLTAGE [ V]
Fig.61
Input Offset Voltage – Input Voltage
(VDD=3[V])
BU7205 family
120
140
105℃
85℃
120
40℃
100
25℃
80
60
1
2
3
4
5
6
SUPPLY VOLTAGE [V]
Fig.62
Large Signal Voltage Gain
– Supply Voltage
120
BU7205 family
100
5.5V
80
3.0V
60
1.8V
40
20
0
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig.65
Common Mode Rejection Ratio
– Ambient Temperature
5
BU7205 family
5.5V
4
3.0V
3
2
1.8V
1
140
5.5V
120
3.0V
100
1.8V
80
60
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig.63
Large Signal Voltage Gain
– Ambient Temperature
BU7205 family
140
120
100
80
60
40
20
0
-60 -30 0 30 60 90 120
AMBI ENT TEMPERATURE [℃]
Fig.66
Power Supply Rejection Ratio
– Ambient Temperature
100
Phase
BU7205 family ₂₀₀
80
150
60
Gain
100
40
50
20
100
85℃
105℃
80
60
-40℃ _25℃
40
20
0
1
2
3
4
5
6
SUPPLY VOLTAGE [ V]
Fig.64
Common Mode Rejection Ratio
– Supply Voltage
BU7205 family
5
4
5.5V
3
2
3.0V
1.8V
1
0
-60 -30 0 30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig.67
Slew Rate L-H – Ambient Temperature
0
-60 -30 0
30 60 90 120
AMBIENT TEMPERATURE [℃]
Fig.68
Slew Rate H-L – Ambient Temperature
0
1. E+ 00
0
1.E+01 1 .E+02 1.E+03 1.E+04 1.E+05 1.E+06
FREQUENCY [ Hz]
Fig.69
Voltage Gain – Frequency
(*)The above data is ability value of sample, it is not guaranteed. BU7205HFV: -40[℃] ~ +85[℃] BU7205SHFV: -40[℃] ~ +105[℃]
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
12/28
2010.12 - Rev.A