參數(shù)資料
型號(hào)： OPA277U
英文描述： Voltage-Feedback Operational Amplifier
中文描述： 電壓反饋運(yùn)算放大器
文件頁(yè)數(shù)： 2/11頁(yè)
文件大?。?/td> 159K
代理商： OPA277U
2
OPA237, 2237, 4237
The information provided herein is believed to be reliable; however, BURR-BROWN assumes no responsibility for inaccuracies or omissions. BURR-BROWN assumes
no responsibility for the use of this information, and all use of such information shall be entirely at the user’s own risk. Prices and specifications are subject to change
without notice. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. BURR-BROWN does not authorize or warrant
any BURR-BROWN product for use in life support devices and/or systems.
SPECIFICATIONS: V
S
= +5V
At T
A
= +25
°
C, V
S
= +5V, R
L
= 10k
connected to V
S
/2, unless otherwise noted.
OPA237UA, NA
OPA2237UA, EA
OPA4237UA
PARAMETER
CONDITION
MIN
TYP
MAX
UNITS
OFFSET VOLTAGE
Input Offset Voltage
vs Temperature
(1)
vs Power Supply (PSRR)
Channel Separation (dual and quad)
V
CM
= 2.5V
±
250
±
2
10
0.5
±
750
±
5
30
μ
V
Specified Temperature Range
V
S
= +2.7V to +36V
μ
V/
°
C
μ
V/V
μ
V/V
INPUT BIAS CURRENT
Input Bias Current
(2)
Input Offset Current
V
CM
= 2.5V
V
CM
= 2.5V
–10
±
0.5
–40
±
10
nA
nA
NOISE
Input Voltage Noise, f = 0.1 to 10Hz
Input Voltage Noise Density, f = 1kHz
Current Noise Density, f = 1kHz
1
μ
Vp-p
nV/
√
Hz
fA/
√
Hz
28
60
INPUT VOLTAGE RANGE
Common-Mode Voltage Range
Common-Mode Rejection
–0.2
78
(V+) –1.5
V
dB
V
CM
= –0.2V to 3.5V
86
INPUT IMPEDANCE
Differential
Common-Mode
5 10
6
|| 4
5 10
9
|| 2
|| pF
|| pF
OPEN-LOOP GAIN
Open-Loop Voltage Gain
V
O
= 0.5V to 4V
80
88
dB
FREQUENCY RESPONSE
Gain-Bandwidth Product
Slew Rate
Settling Time: 0.1%
1.4
0.5
11
16
MHz
V/
μ
s
μ
s
μ
s
G = 1
G = –1, 3V Step, C
L
= 100pF
G = –1, 3V Step, C
L
= 100pF
0.01%
OUTPUT
Voltage Output, Positive
R
L
= 100k
to Ground
R
L
= 100k
to Ground
R
L
= 100k
to 2.5V
R
L
= 100k
to 2.5V
R
L
= 10k
to 2.5V
R
L
= 10k
to 2.5V
(V+) –1
0.01
(V+) –1
0.12
(V+) –1
0.5
(V+) –0.75
0.001
(V+) –0.75
0.04
(V+) –0.75
0.35
–10/+4
See Typical Curves
V
V
V
V
V
V
Negative
Positive
Negative
Positive
Negative
Short-Circuit Current
Capacitive Load Drive (stable operation)
mA
POWER SUPPLY
Specified Operating Voltage
Operating Range
Quiescent Current (per amplifier)
+5
V
V
μ
A
+2.7
+36
350
170
TEMPERATURE RANGE
Specified Range
Operating Range
Storage
Thermal Resistance,
θ
JA
5-Lead SOT-23-5
MSOP-8 Surface-Mount
SSOP-16 Surface-Mount
SO-8 Surface-Mount
–40
–55
–55
+85
+125
+125
°
C
°
C
°
C
200
150
150
150
°
C/W
°
C/W
°
C/W
°
C/W
NOTES: (1) Guaranteed by wafer-level test to 95% confidence. (2) Positive conventional current flows into the input terminals.
相關(guān)PDF資料
PDF描述
OPA2234 OPA2234 - Low Power. Precision SINGLE-SUPPLY OPERATIONAL AMPLIFIERS
OPA237NA-250 Voltage-Feedback Operational Amplifier
OPA237NA-3K Voltage-Feedback Operational Amplifier
OPA4234 OPA4234 - Low Power. Precision SINGLE-SUPPLY OPERATIONAL AMPLIFIERS
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
OPA277U 制造商:Texas Instruments 功能描述:IC SM OP-AMP HIGH PRECISION
OPA277U/2K5 功能描述:運(yùn)算放大器 - 運(yùn)放 High Precision 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
OPA277U/2K5G4 功能描述:運(yùn)算放大器 - 運(yùn)放 High Precision 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
OPA277UA 功能描述:運(yùn)算放大器 - 運(yùn)放 High Precision 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
OPA277UA 制造商:Texas Instruments 功能描述:IC SM OP-AMP HIGH PRECISION
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