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PDF BU7266SFVM Data sheet ( Hoja de datos )
| Número de pieza | BU7266SFVM | |
| Descripción | Ultra Low Power CMOS Operational Amplifiers | |
| Fabricantes | ROHM Semiconductor | |
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Datasheet
Operational Amplifiers
Ultra Low Power
CMOS Operational Amplifiers
BU7265G BU7265SG BU7266xxx BU7266Sxxx
General Description
The BU7265G/BU7266xxx are ultra low supply current
input output full swing CMOS operational amplifiers.
The BU7265SG/BU7266Sxxx have an extended
operating temperature range. They have low operating
supply voltage and low input bias current. There are
suitable for portable equipment and sensor amplifiers.
Features
Ultra Low Supply Current
Low Operating Supply Voltage
Wide operating temperature Range
(BU7265SG/BU7266Sxxx)
Low Input Bias Current
Applications
Battery-powered Equipment
Portable Equipment
Consumer Equipment
Sensor Amplifiers
Key Specifications
Supply Voltage Range(single supply):
Supply Current:
BU7265/BU7265SG
BU7266xxx/BU7266Sxxx
Temperature Range:
+1.8V to +5.5V
0.35μA(Typ)
t0.7μA(Typ)
BU7265G/BU7466xxx
ttt-40°C to +85°C
BU7265SG/BU7266Sxxx
Input Offset Current:
-40°C to +105°C
1pA (Typ)
Input Bias Current:
1pA (Typ)
Packages
SSOP5
SOP8
SSOP-B8
MSOP8
jW(Typ) x D(Typ) x H(Max)
M-B2.90mm x 2.80mm x 1.25mm
jMS-jj5.00mm x 6.20mm x 1.71mm
5M3.00mm x 6.40mm x 1.35mm
-5SB2.90mm x 4.00mm x 0.90mm
Simplified Schematic
VDD
Vbias
IN+
Class
AB control
OUT
IN-
VSS
Vbias
Figure 1. Simplified Schematic
○Product structure：Silicon monolithic integrated circuit ○This product has no designed protection against radioactive rays.
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© 2013 ROHM Co., Ltd. All rights reserved.
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BU7265G BU7265SG BU7266xxx BU7266Sxxx
Datasheet
Electrical Characteristics - continued
○BU7266xxx, BU7266Sxxx（Unless otherwise specified VDD=+3V, VSS=0V, TA=25°C）
Parameter
Symbol
Temperature
Range
Min
Limit
Typ
Max
Unit
Conditions
Input Offset Voltage (Note 11)
VIO 25°C
-
1 8.5 mV VDD=1.8V to 5.5V
Input Offset Current (Note 11)
IIO 25°C
-
1
- pA
-
Input Bias Current (Note 11)
Supply Current (Note 12)
Maximum Output Voltage (High)
IB 25°C
-
25°C
IDD Full range
-
-
VOH 25°C VDD-0.1
1
0.7
-
-
-
1.55
2.1
-
pA -
μA
RL=∞, All Op-Amps
AV=0dB, IN+=1.5V
V RL=10kΩ
Maximum Output Voltage (Low)
VOL
25°C
-
- VSS+0.1 V RL=10kΩ
Large Signal Voltage Gain
Input Common-mode
Voltage Range
Common-mode Rejection Ratio
AV
VICM
CMRR
25°C
25°C
25°C
60
0
45
95
-
60
- dB RL=10kΩ
3 V VSS to VDD
- dB
-
Power Supply Rejection Ratio
Output Source Current (Note 13)
Output Sink Current (Note 13)
PSRR
ISOURCE
ISINK
25°C
25°C
25°C
60
1
2
80
2.4
4
- dB
-
- mA OUT=VDD-0.4V
- mA OUT=VSS+0.4V
Slew Rate
SR 25°C
-
2.4
- V/ms CL=25pF
Unity Gain Frequency
fT 25°C
-
4
- kHz CL=25pF, AV=40dB
Phase Margin
θ 25°C
-
60
- deg CL=25pF, AV=40dB
Channel Separation
CS 25℃
-
100
-
dB
AV=40dB,
OUT=1Vrms
(Note 11) Absolute value
(Note 12) Full range BU7266: TA=-40C to +85C BU7266S: TA=-40C to +105C
(Note 13) Under the high temperature environment, consider the power dissipation of IC when selecting the output current.
When the terminal short circuits are continuously output, the output current is reduced to climb to the temperature inside IC.
www.rohm.com
© 2013 ROHM Co., Ltd. All rights reserved.
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BU7265G BU7265SG BU7266xxx BU7266Sxxx
Typical Performance Curves - continued
○BU7265G, BU7265SG
Datasheet
160
140
120
100
80
5.5V
3.0V
1.8V
60
-50
-25 0 25 50 75 100 125
Ambient Temperature [°C]
Figure 18.
Large Signal Voltage Gain vs Ambient Temperature
120
100
80
25℃
-40℃
105℃ 85℃
60
40
20
0
123456
Supply Voltage [V]
Figure 19.
Common Mode Rejection Ratio vs Supply Voltage
120
100
80
60
40
20
5.5V
3.0V
1.8V
140
120
100
80
60
40
20
0
-50 -25 0 25 50 75 100 125
Ambient Temperature [°C]
Figure 20.
Common Mode Rejection Ratio vs Ambient Temperature
0
-50 -25 0 25 50 75 100 125
Ambient Temperature [°C]
Figure 21.
Power Supply Rejection Ratio vs Ambient Temperature
(*)The above characteristics are measurements of typical sample, they are not guaranteed.
BU7265G: -40C to +85C BU7265SG: -40C to +105C
www.rohm.com
© 2013 ROHM Co., Ltd. All rights reserved.
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| PDF Descargar | [ Datasheet BU7266SFVM.PDF ] | |
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