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
10WLEDs120mA
S0336-01
High-BrightnessLED
L1
10 Hm
D1
C2
4.7 Fm
SW
Fault
5 24VVto
C1
4.7 Fm
R2
51 W
R3
100kW
D2
Q1
Optional
IFB1
IFB2
IFB3
IFB4
IFB5
IFB6
V
O
V
BAT
Cin
EN
DCTRL
ISET
PGND
GND
R1
51kW
TPS61181/2
C3
1 Fm
C4
0.1 Fm
EN
PWM
S0335-01
High-BrightnessLED
L1
10 Hm
D1
C2
4.7 Fm
SW
Fault
5 24VVto
C1
4.7 Fm
10WLEDsinSeries
72mA EachString
R2
51 W
R3
100kW
D2
Q1
Optional
TPS61180/1/2
www.ti.com SLVS801E –DECEMBER 2007–REVISED APRIL 2013
Figure 21. TSP61181/2 for Two Strings High Brightness LEDs Application
Figure 22. TSP61181/2 for One String High Brightness LEDs Application
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Product Folder Links: TPS61180/1/2