CAT521_04 Datasheet, PDF (8/10 Pages) Catalyst Semiconductor – Configured Digitally Programmable Potentiometer

CAT521
APPLICATION CIRCUITS (Cont.)
V+
28 - 32V
CONTROL
& DATA
I > 2 mA
VDD
VREFH
OCPAT 552115
GND
VREFL
VREF= 5.000V
LT 1029
CONTROL
& DATA
15K
10 µF
1N5231B
VDD
VREFH ^5.1V
CAT521
+
GND
VREFL
–
1.00K
10K
LM 324
4.02 K
MPT3055EL
10 µF
35V
OUTPUT
0 - 25V
@ 1A
Digitally Trimmed Voltage Reference
Digitally Controlled Voltage Reference
Doc. No. 2003, Rev. F
8