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參數(shù)資料
| 型號(hào)： | OPA227PG4 |
| 英文描述： | High Precision, Low Noise OPERATIONAL AMPLIFIERS |
| 中文描述： | 高精度，低噪聲運(yùn)算放大器 |
| 文件頁數(shù)： | 8/25頁 |
| 文件大?。?/td> | 749K |
| 代理商： | OPA227PG4 |
OPA227, 2227, 4227
OPA228, 2228, 4228
8
SBOS110A
www.ti.com
TYPICAL PERFORMANCE CURVES
(CONT)
At T
A
= +25
°
C, R
L
= 10k
, and V
S
=
±
15V, unless otherwise noted.
2.0
1.5
1.0
0.5
0
–
0.5
–
1.0
–
1.5
–
2.0
I
B
0
5
10
15
20
25
30
35
40
Supply Voltage (V)
CHANGE IN INPUT BIAS CURRENT
vs POWER SUPPLY VOLTAGE
Curve shows normalized change in bias current
with respect to V
=
±
10V. Typical I
B
may range
from
–
2nA to +2nA at V
S
=
±
10V.
CHANGE IN INPUT BIAS CURRENT
vs COMMON-MODE VOLTAGE
15
Common-Mode Voltage (V)
–
15
–
10
–
5
0
5
10
1.5
1.0
0.5
0
–
0.5
–
1.0
–
1.5
I
B
V
S
=
±
15V
V
S
=
±
5V
Curve shows normalized change in bias current
with respect to V
= 0V. Typical I
B
may range
from
–
2nA to +2nA at V
CM
= 0V.
OUTPUT VOLTAGE SWING vs OUTPUT CURRENT
15
14
13
12
11
10
–
10
–
11
–
12
–
13
–
14
–
15
V+
(V+)
–
1V
(V+)
–
2V
(V+)
–
3V
(V
–
) +3V
(V
–
) +2V
(V
–
) +1V
V
–
0
10
20
30
40
50
60
Output Current (mA)
O
–
55
°
C
–
40
°
C
–
55
°
C
85
°
C
25
°
C
85
°
C
25
°
C
–
40
°
C
125
°
C
125
°
C
100
10
1
S
μ
s
±
1
±
10
±
100
Gain (V/V)
SETTLING TIME vs CLOSED-LOOP GAIN
0.01%
OPA227
0.1%
V
S
=
±
15V, 10V Step
C
L
= 1500pF
R
L
= 2k
0.01%
OPA228
0.1%
SLEW RATE vs TEMPERATURE
125
Temperature (
°
C)
–
75
–
50
–
25
0
25
50
75
100
3.0
2.5
2.0
1.5
1.0
0.5
0
S
μ
V
Negative Slew Rate
R
LOAD
= 2k
C
LOAD
= 100pF
Positive Slew Rate
OPA227
SLEW RATE vs TEMPERATURE
125
Temperature (
°
C)
–
75
–
50
–
25
0
25
50
75
100
12
10
8
6
4
2
0
S
μ
V
R
LOAD
= 2k
C
LOAD
= 100pF
OPA228
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| OPA227U | 功能描述:運(yùn)算放大器 - 運(yùn)放 High Prec Low Noise Oper Amplifier 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 |
| OPA227U | 制造商:Texas Instruments 功能描述:IC SM OP-AMP DUAL PRECISION |
| OPA227U | 制造商:Texas Instruments 功能描述:OP AMP DUAL PRECISION SOIC8 227 |
| OPA227U/2K5 | 功能描述:運(yùn)算放大器 - 運(yùn)放 High Prec Low Noise Oper Amplifier 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 |
| OPA227U/2K5E4 | 功能描述:運(yùn)算放大器 - 運(yùn)放 High Prec Low Noise Oper Amplifier 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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