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XTR104 PDF预览

XTR104

更新时间: 2024-01-10 16:06:08
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页数 文件大小 规格书
11页 167K
描述
4-20mA Current Transmitter with BRIDGE EXCITATION AND LINEARIZATION

XTR104 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Obsolete零件包装代码:SOIC
包装说明:SOL-16针数:16
Reach Compliance Code:not_compliantECCN代码:EAR99
HTS代码:8542.33.00.01Factory Lead Time:1 week
风险等级:5.77Is Samacsys:N
放大器类型:INSTRUMENTATION AMPLIFIER最大平均偏置电流 (IIB):0.25 µA
最小共模抑制比:80 dB最大输入失调电流 (IIO):0.02 µA
最大输入失调电压:2500 µVJESD-30 代码:R-PDSO-G16
长度:10.3 mm最大非线性:0.01%
功能数量:1端子数量:16
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):NOT SPECIFIED认证状态:Not Qualified
座面最大高度:2.65 mm子类别:Instrumentation Amplifier
供电电压上限:40 V标称供电电压 (Vsup):24 V
表面贴装:YES温度等级:INDUSTRIAL
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:7.5 mmBase Number Matches:1

XTR104 数据手册

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®
XTR104  
4-20mA Current Transmitter with  
BRIDGE EXCITATION AND LINEARIZATION  
FEATURES  
APPLICATIONS  
LESS THAN ±1% TOTAL ADJUSTED  
INDUSTRIAL PROCESS CONTROL  
FACTORY AUTOMATION  
SCADA  
ERROR, –40°C TO +85°C  
BRIDGE EXCITATION AND LINEARIZATION  
WIDE SUPPLY RANGE: 9V to 40V  
LOW SPAN DRIFT: 50ppm/°C max  
HIGH PSR: 110dB min  
WEIGHTING SYSTEMS  
ACCELEROMETERS  
HIGH CMR: 80dB min  
BRIDGE NONLINEARITY CORRECTION  
USING XTR104  
2.0  
Uncorrected  
Bridge Output  
DESCRIPTION  
1.5  
1.0  
0.5  
The XTR104 is a monolithic 4-20mA, two-wire cur-  
rent transmitter integrated circuit designed for bridge  
input signals. It provides complete bridge excitation,  
instrumentation amplifier, linearization, and current  
output circuitry necessary for high impedance strain  
gage sensors.  
Corrected  
0
The instrumentation amplifier can be used over a wide  
range of gain, accommodating a variety of input signals  
and sensors. Total adjusted error of the complete current  
transmitter, including the linearized bridge is less than  
±1% over the full –40°C to +85°C temperature range.  
This includes zero drift, span drift and non-linearity for  
bridge outputs as low as 10mV. The XTR104 operates  
on loop power supply voltages down to 9V.  
–0.5  
0mV  
5mV  
Bridge Output  
10mV  
RLIN  
9V to 40V  
+
VPS  
Linearization circuitry consists of a second, fully inde-  
pendent instrumentation amplifier that controls the bridge  
excitation voltage. It provides second-order correction  
to the transfer function, typically achieving a 20:1  
improvement in nonlinearity, even with low cost trans-  
ducers.  
4-20 mA  
XTR104  
RG  
VO  
RL  
The XTR104 is available in 16-pin plastic DIP and  
SOL-16 surface-mount packages specified for the  
–40°C to +85°C temperature range.  
International Airport Industrial Park  
Mailing Address: PO Box 11400  
Cable: BBRCORP  
Tucson, AZ 85734  
Street Address: 6730 S. Tucson Blvd.  
Tucson, AZ 85706  
Tel: (520)746-1111 Twx: 910-952-1111  
Telex: 066-6491  
FAX: (520)889-1510  
Immediate Product Info: (800)548-6132  
®
©1992 Burr-Brown Corporation  
PDS-1146B  
Printed in U.S.A. September, 1993  

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