參數(shù)資料
型號(hào)： OPA4705EA
英文描述： Low-Cost, CMOS, Rail-to-Rail, I/O OPERATIONAL AMPLIFIERS
中文描述： 低成本的CMOS軌到軌輸入/輸出運(yùn)算放大器
文件頁數(shù)： 3/12頁
文件大小： 280K
代理商： OPA4705EA
OPA705, 2705, 4705
SBOS182A
3
OPA705NA, UA, PA
OPA2705EA, UA, PA
OPA4705EA, UA
ELECTRICAL CHARACTERISTICS: V
S
= 4V to 12V
Boldface
limits apply over the specified temperature range,
T
A
=
–
40
°
C to +85
°
C
At T
A
= +25
°
C, R
L
= 20k
connected to V
S
/ 2 and V
OUT
= V
S
/ 2, unless otherwise noted.
PARAMETER
CONDITION
MIN
TYP
MAX
UNITS
OFFSET VOLTAGE
Input Offset Voltage
Drift
vs Power Supply
Over Temperature
Channel Separation, dc
V
OS
V
S
=
±
5V, V
CM
= 0V
T
A
=
–
40
°
C to +85
°
C
V
S
=
±
2V to
±
6V, V
CM
= 0V
V
S
=
±
2V to
±
6V, V
CM
= 0V
R
L
= 20k
±
0.5
±
4
20
100
1
98
±
5
mV
μ
V/
°
C
μ
V/V
μ
V/V
μ
V/V
dB
dV
OS
/dT
PSRR
100
f = 1kHz
INPUT VOLTAGE RANGE
Common-Mode Voltage Range
Common-Mode Rejection Ratio
over Temperature
V
(V
–
)
–
0.3
66
(V+) + 0.3
V
dB
dB
dB
dB
CMRR
V
S
=
±
5V, (V
–
)
–
0.3V < V
CM
< (V+) + 0.3V
V
=
±
5V, (V
–
) < V
CM
< (V+)
V
S
=
±
5V, (V
–
)
–
0.3V < V
< (V+)
–
2V
V
S
=
±
5V, (V
–
) < V
CM
< (V+)
–
2V
77
74
96
93
66
over Temperature
INPUT BIAS CURRENT
Input Bias Current
Input Offset Current
I
B
V
S
=
±
5V, V
CM
= 0V
V
S
=
±
5V, V
CM
= 0V
±
1
±
0.5
±
10
±
10
pA
pA
I
OS
INPUT IMPEDANCE
Differential
Common-Mode
4
10
9
|| 4
5
10
12
|| 4
|| pF
|| pF
NOISE
Input Voltage Noise, f = 0.1Hz to 10Hz
Input Voltage Noise Density, f = 1kHz
Current Noise Density, f = 1kHz
V
S
=
±
5V, V
CM
= 0V
V
S
=
±
5V, V
CM
= 0V
V
S
=
±
5V, V
CM
= 0V
6
45
2.5
μ
Vp-p
nV/
√
Hz
fA/
√
Hz
e
n
i
n
OPEN-LOOP GAIN
Open-Loop Voltage Gain
A
OL
R
L
= 100k
, (V
–
)+0.1V < V
O
< (V+)
–
0.1V
R
L
= 20k
, (V
–
)+0.075V < V
O
< (V+)
–
0.075V
R
L
= 20k
, (V
–
)+0.075V < V
O
< (V+)
–
0.075V
R
L
= 5k
, (V
–
)+0.15V < V
O
< (V+)
–
0.15V
R
L
= 5k
, (V
–
)+0.15V < V
O
< (V+)
–
0.15V
120
110
106
110
106
dB
dB
dB
dB
dB
100
over Temperature
100
over Temperature
OUTPUT
Voltage Output Swing from Rail
R
L
= 100k
, A
OL
> 80dB
R
L
= 20k
, A
OL
> 100dB
R
L
= 5k
, A
OL
> 100dB
|V
S
–
V
OUT
| < 1V
40
mV
mV
mV
mA
mA
75
150
Output Current
Short-Circuit Current
Capacitive Load Drive
I
OUT
SC
C
LOAD
±
10
±
40
See Typical Performance Curves
FREQUENCY RESPONSE
Gain-Bandwidth Product
Slew Rate
Settling Time, 0.1%
0.01%
Overload Recovery Time
Total Harmonic Distortion + Noise
C
L
= 100pF
G = +1
V
S
=
±
5V, G = +1
V
S
=
±
5V, 5V Step, G = +1
V
S
=
±
5V, 5V Step, G = +1
V
Gain = V
V
S
=
±
5V, V
O
= 3Vp-p, G = +1, f = 1kHz
GBW
SR
1
MHz
V/
μ
s
μ
s
μ
s
μ
s
%
0.6
15
20
3
0.02
t
S
THD+N
POWER SUPPLY
Specified Voltage Range, Single Supply
Specified Voltage Range, Dual Supplies
Operating Voltage Range
Quiescent Current (per amplifier)
over Temperature
V
S
V
S
4
±
2
12
±
6
V
V
V
μ
A
μ
A
3.6 to 12
160
200
I
Q
I
O
= 0
250
TEMPERATURE RANGE
Specified Range
Operating Range
Storage Range
Thermal Resistance
SOT23-5 Surface-Mount
MSOP-8 Surface-Mount
TSSOP-14 Surface-Mount
SO-8 Surface Mount
SO-14 Surface Mount
DIP-8
–
40
–
55
–
65
85
125
150
°
C
°
C
°
C
θ
JA
200
150
100
150
100
100
°
C/W
°
C/W
°
C/W
°
C/W
°
C/W
°
C/W
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
OPA4705EA/250 功能描述:運(yùn)算放大器 - 運(yùn)放 12V Low Cost CMOS Rail-to-Rail I/O RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
OPA4705EA/250G4 功能描述:運(yùn)算放大器 - 運(yùn)放 12V Low Cost CMOS Rail-to-Rail I/O RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
OPA4705EA/2K5 功能描述:運(yùn)算放大器 - 運(yùn)放 12V Low Cost CMOS Rail-to-Rail I/O RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
OPA4705EA/2K5G4 功能描述:運(yùn)算放大器 - 運(yùn)放 12V Low Cost CMOS Rail-to-Rail I/O RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
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