ACT88325VA
Rev 1.0, 23-May-2018
FUNCTIONAL BLOCK DIAGRAM
Input Rail
IO Supply
VIN_B1
10µF
VIN_IO
1µF
FB_B1
Vref
1µH
PWREN
Buck1
SW_B1
2x22µF
Controller
SCL
FB_B1
PGND
Digital
SDA
Digital
Controller
GPIO1
Core
Input Rail
VIN_B2
GPIO2
GPIO3
10µF
FB_B2
Vref
1µH
Buck2/
Bypass
Controller
SW_B2
FB_B2
External EN
22µF
GPIO4
SMPS
PG
PGND
Load Switch Gate
Drives
LSG
Load
Input Rail
Input Rail
VIN_B3
AVIN
1µF
10µF
Vref
FB_B3
Vref
1µH
LDO1
Buck3
SW_B3
FB_B3
Controller
1µF
22µF
FB
PGND
AGND
Vref
LDO2
1µF
ACT88325
FB
Innovative PowerTM
ActiveSwitcherTM is a trademark of Active-Semi.
www.active-semi.com
Copyright © 2018 Active-Semi, Inc
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