Datasheet

VLDO1
LDO1
200mA
FB2
L2
DCDC2
400mA
TPS65708
Vout2=1.8V
Vout3=2.8V
FB1
1.5 Hm
L1
DCDC1
400mA
Vout1=3.3V
VIN1
VIN2
PGND1
PGND2
VCC
MODE
VLDO2
LDO2
200mA
Vout4=1.2V
5Vor3.3V
dependingonLED
PWM
ISINK
VINLDO1
VINLDO2
2.2 Fm
10 Fm
5V
dimingsignal
fromuP
7.5mA
10 Fm
2.2 Fm
2.2 Fm
2.2 Fm
10 Fm
10 Fm
1.5 Hm
TPS65708
SLVSAE1A OCTOBER 2010 REVISED FEBRUARY 2011
www.ti.com
APPLICATION CIRCUITS
Figure 14. Powering All Rails From the Input Supply of 5V
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