參數(shù)資料
型號: OPA277U
英文描述: Voltage-Feedback Operational Amplifier
中文描述: 電壓反饋運算放大器
文件頁數(shù): 6/11頁
文件大?。?/td> 159K
代理商: OPA277U
6
OPA237, 2237, 4237
INPUT BIAS CURRENT
vs INPUT COMMON-MODE VOLTAGE
–12
–11
–10
–9
–8
–7
–6
I
Common-Mode Voltage (V)
–15
–10
–5
0
5
10
15
V
S
= ±15V
V
S
= +5V
V
S
= +2.7V
TYPICAL PERFORMANCE CURVES
At T
A
= +25
°
C and R
L
= 10k
,
unless otherwise noted.
POWER SUPPLY and COMMON-MODE REJECTION
vs FREQUENCY
120
100
80
60
40
20
0
P
Frequency (Hz)
10
100
1k
10k
100k
1M
10M
+PSR (V
S
= +5V, ±15V)
CMR (V
S
= +2.7V, +5V or ±15V)
+PSR
(V
S
= +2.7V)
–PSR
(V
S
= ±15V)
INPUT NOISE AND CURRENT NOISE
SPECTRAL DENSITY vs FREQUENCY
1
1k
100
10
V
H
C
H
Frequency (Hz)
10
100
1k
10k
100k
Current Noise
Voltage Noise
OPEN-LOOP GAIN/PHASE vs FREQUENCY
1
100
80
60
40
20
0
–20
V
0
–45
–90
–135
–180
P
Frequency (Hz)
10
100
1k
10k
100k
1M
10M
C
L
= 100pF
V
S
= ±15V
V
S
= +2.7V, +5V
Φ
G
CHANNEL SEPARATION vs FREQUENCY
Frequency (Hz)
C
130
120
110
100
90
80
10
100
1k
10k
100k
Dual and quad devices.
G = 1, all channels.
Quad measured channel
A to D or B to C—other
combinations yield improved
rejection.
INPUT BIAS CURRENT vs TEMPERATURE
Temperature (°C)
I
14
12
10
8
6
4
–75
–50
–25
0
25
50
75
100
125
V
S
= +2.7V, +5V
V
S
= ±15V
相關(guān)PDF資料
PDF描述
OPA2234 OPA2234 - Low Power. Precision SINGLE-SUPPLY OPERATIONAL AMPLIFIERS
OPA237NA-250 Voltage-Feedback Operational Amplifier
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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:運算放大器 - 運放 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:運算放大器 - 運放 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:運算放大器 - 運放 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