参数资料
型号: X9428WP
厂商: INTERSIL CORP
元件分类: 数字电位计
英文描述: 10K DIGITAL POTENTIOMETER, 2-WIRE SERIAL CONTROL INTERFACE, 64 POSITIONS, PDIP16
封装: PLASTIC, DIP-16
文件页数: 8/20页
文件大小: 580K
代理商: X9428WP
X9428
Characteristics subject to change without notice.
16 of 20
REV 1.1.5 7/8/03
www.xicor.com
APPLICATIONS INFORMATION
Basic Configurations of Electronic Potentiometers
Application Circuits
VR
VW/RW
+VR
I
Three terminal Potentiometer;
Variable voltage divider
Two terminal Variable Resistor;
Variable current
Noninverting Amplifier
Voltage Regulator
Offset Voltage Adjustment
Comparator with Hysteresis
+
VS
VO
R2
R1
VO = (1+R2/R1)VS
R1
R2
Iadj
VO (REG) = 1.25V (1+R2/R1)+Iadj R2
VO (REG)
VIN
317
+
VS
VO
R2
R1
VUL = {R1/(R1+R2)} VO(max)
VLL = {R1/(R1+R2)} VO(min)
100K
10K
10K
10K
-12V
+12V
TL072
+
VS
VO
R2
R1
}
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