TPS65142
www.ti.com
SLVSAX5 –JULY 2011
BLOCK DIAGRAM
VS
VIN
SW
SUP
VIN
FB
FREQ
PGND
AVDD
Boost
Control
OPI
OPO
SW
DRVN
FBN
VGL
DRVP
FBP
Negative
Charge Pump
Regulator
Postive
Charge Pump
Regulator
VGH
VGH
VGHM
RE
REF
Linear
Regulator
VIN
Gate
Voltage
Shaping
XAO
VFLK
Reset
Function
VDET
VDPM
IFB1
IFB2
IFB3
IFB4
DCTRL
AGND
Dimming
Control
PWM
Dimming
Current
Regulator
WLED Boost
Control
IFB5
IFB6
Enable
EN
ISET
VBAT
Battery
Voltage
VO
BL_SW
PGND
Copyright © 2011, Texas Instruments Incorporated
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