X9118_14 Datasheet, PDF (15/17 Pages) Intersil Corporation – Single Digitally-Controlled Potentiometer

Application Circuits
X9118
NONINVERTING AMPLIFIER
V_S
+
V_O
–
R₂
R₁
V_O = (1+R₂/R₁)V_S
VOLTAGE REGULATOR
V_IN
317
V_O (REG)
R₁
I_adj
R₂
V_O (REG) = 1.25V (1+R₂/R₁)+I_adj R₂
OFFSET VOLTAGE ADJUSTMENT
R₁
R₂
V_S
100kΩ
–
V_O
+
10kΩ
TL072
10kΩ
10kΩ
+12V
-12V
COMPARATOR WITH HYSTERISIS
V_S
–
V_O
+
R₁ R₂
V_UL = {R₁/(R₁+R₂)} V_O(max)
RL_L = {R₁/(R₁+R₂)} V_O(min)
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Intersil Corporation’s quality certifications can be viewed at www.intersil.com/design/quality
Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any time without
notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and
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FN8161.5
April 9, 2014