TPS61196
SLVSBG1C –OCTOBER 2012–REVISED FEBRUARY 2013
www.ti.com
FUNCTIONAL BLOCK DIAGRAM
L1
IN
C1
VIN
FAULT
VDD
C2
LDO
Protection Logic
EN
C3
D1
OUT
R1
VDD
GDRV
ISNS
UVLO
PWM
Logic
C4
Driver
R6
C5
R2
Oscillator
and
FSW
Slope
R5
R7
Compensation
COMP
PGND
OVP
Protection
R8
OC
Protection
VDD
EA
400mV
C6
R3
R4
3.0V
OVP
IFB1
Iss
Min IFB
Selection
6
REF
EA
C7
IFBV
FBP
R11
EA
EN
R10
ISET
AGND
Current Sink
PWM1
PWM2
PWM3
PWM4
PWM5
PWM6
IFB2
IFB3
R9
Current Sink
Current Sink
Current Sink
Current Sink
Current Sink
IFB4
IFB5
IFB6
6
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