Datasheet

SW
VBST
EN
VFB
GND
VO
4
5
6
2
1
7
VIN
SS
VIN
VREG5
EN
Logic
SW
PGND
Protection
Logic
Ref
SS
UVLO
UVLO
Softstart
SS
REF
TSD
Ref
VREG5
8
VIN
Ceramic
Capacitor
3
SGND
SGND
PGND
PWM
+
-
+
OCP
+
-
VREG5
XCON
VREG5
Control Logic
1 shot
ON
TPS54327
SLVSAG1B –DECEMBER 2010–REVISED JUNE 2013 www.ti.com
FUNCTIONAL BLOCK DIAGRAM
6 Copyright © 2010–2013, Texas Instruments Incorporated
Product Folder Links: TPS54327