Rainbow Electronics MAX5079 - Manual (Page 16)

MAX5079
ORing MOSFET Controller with
Ultra-Fast 200ns Turn-Off
16 ______________________________________________________________________________________
Figure 3. Parallel Supplies with Back-to-Back MOSFET
BUS
COMMON
GATE BUS IN
POWER SUPPLY 1
(PS1)
TO PRIMARY-SIDE
SHUTDOWN
TO PRIMARY-SIDE
SHUTDOWN
POWER SUPPLY 2
(PS2)
1V TO 13.2V
V OUT1
V OUT2
UVLO
OVI
U1
STH
AUXIN
>2.75V
PGOOD
V BUS
C BUS
V IN
C+ C-
MAX5079
OVP
GND FTH
GATE BUS IN
1V TO 13.2V
UVLO
OVI
U2
STH
AUXIN
>2.75V
PGOOD
V BUS
V BUS
V
IN
C+ C-
MAX5079
OVP
GND FTH
C STH
R STH
C EXT
R
FTH
C STH
R STH
C EXT
R FTH
V BUS