參數(shù)資料
型號: LT1236
廠商: Linear Technology Corporation
英文描述: Precision Reference(5V/10V精密電壓基準(zhǔn))
中文描述: 精密參考(5V/10V精密電壓基準(zhǔn))
文件頁數(shù): 11/12頁
文件大?。?/td> 219K
代理商: LT1236
11
LT1236
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
TYPICAL APPLICATIO
N
S
Ultra-Linear Platinum Temperature Sensor*
EQUIVALU
W
D1
D2
D3
R1
R2
GND
LT1236 ES
Q1
Q2
D4
6.3V
OUTPUT
+
A1
INPUT
Q3
LT1236-10
OUT
IN
GND
LT1236 TA09
+
R
S
100
AT
0
°
C
R4
4.75k
1%
R5
200k
1%
R6
619k
1%
7
4
6
2
3
LT1001
–15V
20V
R13
24.3k
R12
1k
R15
10k
R14
5k
R
f
**
654k
R11
6.65M
1%
R10
182k
1%
R2*
5k
R1**
253k
R3**
5k
R9
100k
R8
10M
–15V
V
OUT
=100mV/
°
C
–50
°
C
T
150
°
C
R7
392k
1%
20V
STANDARD INDUSTRIAL 100
PLATINUM 4-WIRE SENSOR,
ROSEMOUNT 78S OR EQUIVALENT.
α
= 0.00385
TRIM R9 FOR V
OUT
= 0V AT 0
°
C
TRIM R12 FOR V
OUT
= 10V AT 100
°
C
TRIM R14 FOR V
= 5V AT 50
°
C
USE TRIM SEQUENCE AS SHOWN. TRIMS ARE NONINTERACTIVE
SO THAT ONLY ONE TRIM SEQUENCE IS NORMALLY REQUIRED.
FEEDBACK LINEARIZES OUTPUT TO
±
0.005
°
C FROM
–50
°
C TO 150
°
C
WIREWOUND RESISTORS WITH LOW TC
*
**
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