User guide

MAX5128
128-Tap, Nonvolatile, Linear-Taper Digital
Potentiometer in 2mm x 2mm µDFN Package
12 ______________________________________________________________________________________
SW
V
CC
SHDN
GND
FB
V
CC
= 2.7V TO 5.5V
LX
H
W
L
V
OUT
= V
CC
TO 28V
MAX5128
MAX8574
Figure 8. DC-DC Converter Using a Floating Potentiometer
V
IN
= 2.7V
TO 5.5V
IN
OUT
LED1
SET
H
W
L
CPCN
GND
LED2
LED3
MAX5128
MAX1574
Figure 9. LED Bias Adjustment Using the MAX5128
123
87
4
65
N.C. DN GNDUP
V
CC
LWH
MAX5128
TOP VIEW
2mm x 2mm µDFN
Pin Configuration