X9251-2.7 INTERSIL [Intersil Corporation], X9251-2.7 Datasheet - Page 19

• Manufacturer Part Number: X9251-2.7
• Description: Single Supply/Low Power/256-Tap/SPI Bus
• Manufacturer: INTERSIL [Intersil Corporation]

APPLICATIONS INFORMATION
Basic Configurations of Electronic Potentiometers
Application Circuits
+12V
Offset Voltage Adjustment
V
V
10kΩ
S
Noninverting Amplifier
S
10kΩ
V
O
Three terminal Potentiometer;
= (1+R
100kΩ
Variable voltage divider
-12V
R
R
1
10kΩ
1
2
+
–
19
/R
1
)V
V
–
+
S
R
TL072
R
R
2
2
RW
V
O
V
O
X9251
V
IN
Comparator with Hysterisis
V
V
O
S
Two terminal Variable Resistor;
V
RL
Voltage Regulator
(REG) = 1.25V (1+R
UL
L
= {R
= {R
R
Variable current
1
I
1
1
adj
/(R
/(R
317
1
1
R
+R
+R
+V
–
+
2
R
2
2
R
)} V
)} V
2
I
2
O
O
/R
(min)
(max)
1
)+I
R
1
adj
R
2
V
O
V
O
(REG)
September 14, 2005
FN8166.2