Datasheet

Automotive Power-Management IC with
Three Step-Down Converters and Linear Regulator
MAX16920
18
Typical Operating Circuits
Figure 4. Typical Operating Circuit for MAX16920A Operating at 400kHz
0.47µF
4.7µF
0.1µF
47µH
BST1
LX1
OUT1
FB1
47µF
3.3V/150mA
0.1µF 22µH
BST2
LX2
OUT2 47µF
5V/600mA
FB2
0.1µF
4.7µF
10µH
BST3
LX3
OUT3
OUTA
150µF
3.3V/1.5A
5V/150mA
FB3
10µF
UVI
UVS
SYNC
EN2
10µH
BATTERY INPUT SB_OUT
R1
100kI
R2
19.1kI
V
INA
V
INB
ODRV
P
V
L
GND PGNDA PGNDB
MAX16920A
EN3
ENA
UVO
OT
POROUT1
PG2
PG3
PGA