參數(shù)資料
型號: LT1677
廠商: Linear Technology Corporation
英文描述: Low Noise, Rail-to-Rail Precision Op Amp(低噪聲,滿幅度輸入和輸出精密運算放大器)
中文描述: 低噪聲,軌至軌精度運算放大器(低噪聲,滿幅度輸入和輸出精密運算放大器)
文件頁數(shù): 20/20頁
文件大?。?/td> 304K
代理商: LT1677
20
LT1677
1677f LT/TP 0800 4K PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 2000
2-Wire Remote Geophone Preamp
RELATED PARTS
PART NUMBER
LT1028/LT1128
LT1115
LT1124/LT1125
LT1126/LT1127
LT1226
LT1498/LT1499
LT1792
LT1793
LT1806
LT1881/LT1882
LT1884/LT1885
C-Load is a trademark of Linear Technology Corporation.
DESCRIPTION
Ultralow Noise Precision Op Amps
Ultralow Noise, Low distortion Audio Op Amp
Dual/Quad Low Noise, High Speed Precision Op Amps
Dual/Quad Decompensated Low Noise, High Speed Precision Op Amps
Low Noise, Very High Speed Op Amp
10MHz, 5V/
μ
s, Dual/Quad Rail-to-Rail Input and Output Op Amps
Low Noise, Precision JFET Input Op Amp
Low Noise, Picoampere Bias Current Op Amp
Low Noise, 325MHz Rail-to-Rail Input and Output Op Amp
Dual/Quad Rail-to-Rail Output Picoamp Input Precision Op Amps
Dual/Quad Rail-to-Rail Output Picoamp Input Precision Op Amps
COMMENTS
Lowest Noise 0.85nV/
Hz
0.002% THD, Max Noise 1.2nV/
Hz
Similar to LT1007
Similar to LT1037
1GHz, 2.6nV/
Hz, Gain of 25 Stable
Precision C-Load
TM
Stable
4.2nV/
Hz, 10fA/
Hz
6nV/
Hz, 1fA/
Hz, I
B
= 10pA Max
3.5nV/
Hz
C
LOAD
to 1000pF, I
B
= 200pA Max
2.2MHz Bandwidth, 1.2V/
μ
s SR
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
G
FAX: (408) 434-0507
G
www.linear-tech.com
TYPICAL APPLICATIO
U
This 2-wire remote Geophone preamp operates on a
current-loop principle and so has good noise immunity.
Quiescent current is
10mA for a V
OUT
of 2.5V. Excitation
will cause AC currents about this point of ~
±
4mA for a
V
OUT
of ~
±
1V max. The op amp is configured for a voltage
gain of ~107. Components R5 and Q1 convert the voltage
into a current for transmission back to R10, which con-
verts it into a voltage again. The LM334 and 2N3904 are
not temperature compensated so the DC output contains
temperature information.
+
LT1677
2
+
1677 TA04
4
7
6
3
R2
100k
R5
243
C4
1000pF
Q1
2N3904
C2
0.1
μ
F
R9
20
12V
V
2.5V
±
1V
R10
250
R1
365
R4
14k
R6
4.99k
R
R
V
V
+
C
3V
LT1431CZ
LINEAR
TECHNOLOGY
LM334Z
6mA
A
R3
16.2k
www.geospacecorp.com/default.htm
(713) 939-7093
GEOSPACE
GS-20DX
R
= 630
GEOPHONE
C3
220
μ
F
R8
11
R7
24.9k
+
A
V
=
107
R2 + R3
||
R4
R1 + R
L
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LT1677_1 制造商:LINER 制造商全稱:Linear Technology 功能描述:Low Noise, Rail-to-Rail Precision Op Amp
LT1677C 制造商:LINER 制造商全稱:Linear Technology 功能描述:Low Noise, Rail-to-Rail Precision Op Amp
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LT1677CN8#PBF 功能描述:IC OPAMP R-R I/O SGL LN 8DIP RoHS:是 類別:集成電路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 標準包裝:50 系列:- 放大器類型:通用 電路數(shù):2 輸出類型:滿擺幅 轉(zhuǎn)換速率:1.8 V/µs 增益帶寬積:6.5MHz -3db帶寬:4.5MHz 電流 - 輸入偏壓:5nA 電壓 - 輸入偏移:100µV 電流 - 電源:65µA 電流 - 輸出 / 通道:35mA 電壓 - 電源,單路/雙路(±):1.8 V ~ 5.25 V,±0.9 V ~ 2.625 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:10-TFSOP,10-MSOP(0.118",3.00mm 寬) 供應(yīng)商設(shè)備封裝:10-MSOP 包裝:管件
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