參數(shù)資料
型號: X9111
元件分類: 數(shù)字電位計
英文描述: Single Digitally-Controlled Potentiometer
中文描述: 單數(shù)字控制電位器
文件頁數(shù): 17/21頁
文件大小: 156K
代理商: X9111
X9111
– Preliminary Information
Characteristics subject to change without notice.
17 of 21
REV 1.1.15 5/9/03
www.xicor.com
APPLICATIONS INFORMATION
Basic Configurations of Electronic Potentiometers
Application Circuits
V
R
RW
+V
R
I
Three terminal Potentiometer;
Variable voltage divider
Two terminal Variable Resistor;
Variable current
Noninverting Amplifier
Voltage Regulator
Offset Voltage Adjustment
Comparator with Hysterisis
+
V
S
V
O
R
2
R
1
V
O
= (1+R
2
/R
1
)V
S
R
1
R
2
I
adj
V
O
(REG) = 1.25V (1+R
2
/R
1
)+I
adj
R
2
V
O
(REG)
V
IN
317
+
V
S
V
O
R
2
R
1
V
UL
= {R
1
/(R
1
+R
2
)} V
O
(max)
RL
L
= {R
1
/(R
1
+R
2
)} V
O
(min)
100K
10K
10K
10K
-12V
+12V
TL072
+
V
S
V
O
2
}
1
}
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