參數(shù)資料
型號(hào): OPA227P
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(yè)數(shù): 16/17頁(yè)
文件大?。?/td> 367K
代理商: OPA227P
16
OPA227, 2227, 4227
OPA228, 2228, 4228
FIGURE 15. Long-Wavelength Infrared Detector Amplifier.
FIGURE 16. High Performance Synchronous Demodulator.
V
OUT
V
IN
OPA227
68nF
10nF
33nF
330pF
2.2nF
OPA227
1.43k
1.91k
2.21k
1.43k
1.1k
1.65k
1.1k
f
N
= 13.86kHz
Q = 1.186
f
N
= 20.33kHz
Q = 4.519
f = 7.2kHz
dc Gain = 1
Output
NOTE: Use metal film resistors
and plastic film capacitor. Circuit
must be well shielded to achieve
low noise.
Responsivity
2.5 x 10
4
V/W
Output Noise
30
μ
Vrms, 0.1Hz to 10Hz
Dexter 1M
Thermopile
Detector
100
100k
OPA227
2
3
6
0.1
μ
F
Output
4.99k
D2
D1
DG188
TTL
In
S1
S2
9.76k
500
Balance
Trim
OPA227
2
3
1
8
6
20pF
10k
1k
4.75k
Offset
Trim
4.75k
+V
CC
Input
TTL INPUT
“1”
“0”
GAIN
+1
–1
FIGURE 14. Three-Pole, 20kHz Low Pass, 0.5dB Chebyshev Filter.
相關(guān)PDF資料
PDF描述
OPA227PA High Precision, Low Noise OPERATIONAL AMPLIFIERS
OPA227U High Precision, Low Noise OPERATIONAL AMPLIFIERS
OPA228 High Precision, Low Noise OPERATIONAL AMPLIFIERS
OPA227UA High Precision, Low Noise OPERATIONAL AMPLIFIERS
OPA2227UA High Precision, Low Noise OPERATIONAL AMPLIFIERS
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
OPA227P 制造商:Texas Instruments 功能描述:IC OP AMP PRECISION PDIP8
OPA227PA 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
OPA227PA 制造商:BURR-BROWN 功能描述:IC OP-AMP DUAL PRECISION
OPA227PAG4 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
OPA227PG4 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