Datasheet

IFB1
IFB2
IFB3
IFB4
IFB5
IFB6
V
O
V
BAT
Cin
EN
DCTRL
ISET
PGND
GND
R1
62kW
TPS61181/2
C3
1 Fm
C4
0.1 Fm
EN
PWM
S0334-01
L1
10 Hm
D1
C2
4.7 Fm
SW
Fault
5 24VVto
C1
4.7 Fm
10WLEDsinSeries
40mA EachString
R2
51 W
R3
100kW
D2
Q1
Optional
L1
10 Hm
D1
C2
4.7 Fm
IFB1
IFB2
IFB3
IFB4
IFB5
IFB6
V
O
SW
Fault
V
BAT
Cin
EN
DCTRL
ISET
PGND
GND
R1
62kW
TPS61181/2
5 24VVto
C1
4.7 Fm
C3
1 Fm
C4
0.1 Fm
10WLEDsinSeries
20mA EachString
EN
R2
51 W
R3
100kW
D2
Q1
Optional
PWM
S0333-01
TPS61180/1/2
SLVS801E –DECEMBER 2007–REVISED APRIL 2013 www.ti.com
Figure 19. TSP61181/2 for Three Strings of LEDs
Figure 20. TSP61181/2 for Three Strings of LEDs with Double Current
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