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参数资料
| 型号： | XTR114UAE4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 模拟信号调理 |
| 英文描述： | SPECIALTY ANALOG CIRCUIT, PDSO14 |
| 封装： | ROHS COMPLIANT, PLASTIC, SOIC-14 |
| 文件页数： | 7/18页 |
| 文件大小： | 211K |
| 代理商： | XTR114UAE4 |
15
XTR112, XTR114
FIGURE 6. Thermocouple Low Offset, Low Drift Loop Measurement with Diode Cold-Junction Compensation.
14
1
12
5V
11
13
I
REG < 2mA
4
3
2
6
R
G
1250
XTR112
XTR114
7
R
G
R
G
V
IN
–
V
IN
+
V
REG
I
R2
V+
I
RET
I
O
E
B
8
I
O = 4mA + (VIN –VIN)
+–
40
R
G
9
10
1M
0.01
F
20k
OPA277
V+
V–
Type J
1N4148
Isothermal
Block
1M
(1)
25
50
1k
I
R1
V
LIN
R
CM
(2)
NOTES: (1) For burn-out indication.
(2) XTR112, R
CM = 3.3k
XTR114, R
CM = 8.2k
FIGURE 7.
±12V Powered Transmitter/Receiver Loop.
0.01
F
Q
1
1N4148
–12V
1
F
5
4
2
3
15
13
14
11
10
12
1
F
V
O = 0 to 5V
RCV420
16
+12V
8
7
9
E
B
14
11
12
13
4
3
2
XTR112
R
CM
1
0.01
F
R
Z
1370
R
LIN1
18.7k
R
G
1270
RTD
Pt1000
100
°C to
600
°C
6
R
G
R
G
V
IN
–
V
IN
+
V
LIN I
R1
I
R2
V
REG
V+
I
RET
I
O
10
I
O = 4mA – 20mA
NOTE: A two-wire RTD connection is shown. For remotely
located RTDs, a three-wire RTD conection is recommended. R
G
becomes 1180
, R
LIN2 is 40.2k. See Figure 3 and Table II.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| XTR114UE4 | 功能描述:电流灵敏放大器 4-20mA Crnt Trnsmtr w/Sensor Exc & Lin RoHS:否 制造商:Texas Instruments 通道数量: 共模抑制比（最小值）:110 dB 输入补偿电压:80 uV 电源电压-最大:5.5 V 电源电压-最小:2.7 V 电源电流:350 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-16 封装:Reel |
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| XTR115U | 制造商:Texas Instruments 功能描述:IC's |
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