VOUT 10mV/ °C 0 °C TO 500°C R5 47k R1 1k 1% R7 15k R3 141k 1% R2" />
參數(shù)資料
型號: LT1025ACN8
廠商: Linear Technology
文件頁數(shù): 11/12頁
文件大?。?/td> 0K
描述: IC THERMO COMPNSATR MICRPWR 8DIP
標(biāo)準(zhǔn)包裝: 50
類型: 熱電偶調(diào)節(jié)器
輸入類型: 電壓
輸出類型: 電壓
電流 - 電源: 150µA
安裝類型: 通孔
封裝/外殼: 8-DIP(0.300",7.62mm)
供應(yīng)商設(shè)備封裝: 8-PDIP
包裝: 管件
8
LT1025
1025fb
TYPICAL APPLICATIO S
U
VOUT
10mV/
°C
0
°C TO 500°C
R5
47k
R1
1k
1%
R7
15k
R3
141k
1%
R2
100
R4
141k
C1
0.1
F
GND
LT1025
–15V
+
15V
6V
15V
–15V
R6
10k
TYPE E
1
F
*SEE “REVERSING THE POLARITY OF THE 10mV/
°C OUTPUT”
OR EQUIVALENT. SEE “AMPLIFIER CONSIDERATIONS”
LTKA0x
–10mV/
°C
VIN
VO
Utilizing Negative LT1025 Drive to Accommodate Grounded Thermocouple*
R6
7.5k
1%
R7
500
FULL-SCALE
TRIM
5V**
V
V
V
+
GND
VIN
VO
LT1025
R9
100k
R5
3k
+
TYPE K
–15V
+
LTKA0x
10mV/
°C
VOUT
VCM
10mV/
°C
C1*
C2*
R3
1M
0.1%
R1
10k
0.1%
R2
10k
0.1%
R4
1M
0.1%
R8
5k
1%
=
(V
)(10k)
VOUT (MAX)
*C1 AND C2 FILTER RIPPLE AND NOISE, BUT WILL LIMIT AC COMMON-MODE REJECTION
IF NOT MATCHED. SUGGESTED VALUES ARE 0.001
F TO 0.1F
**USE LOWEST POSSIBLE SUPPLY VOLTAGE TO MINIMIZE INTERNAL TEMPERATURE RISE
FOR BEST ACCURACY, THERMOCOUPLE RESISTANCE SHOULD BE LESS THAN 100
OR EQUIVALENT. SEE “AMPLIFIER CONSIDERATIONS”
Differential Thermocouple Amplifier
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