Datasheet

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APPLICATION INFORMATION
SW
C1
10 µF
L1
6.8 µH
R1
R2
VBAT
VOUT
FB
C2
2.2 µF
C3
100 µF
LBO
PGND
LBI
SYNC
EN
GND
TPS61092
List of Components:
U1 = TPS6109xRSA
L1 = Sumida CDRH103R-6R8
C1, C2 = X7R,X5R Ceramic
C3 = Low ESR Tantalum
V
CC
5 V
Boost Output
LBO
R5
Battery
Input
SW
C1
10 µF
L1
6.8 µH
R1
R2
VBAT
VOUT
R5
C2
2.2 µF
C3
100 µF
LBO
PGND
LBI
SYNC
EN
GND
TPS61092
List of Components:
U1 = TPS6109xRSA
L1 = Sumida CDRH103R-6R8
C1, C2, C5, C6, = X7R,X5R Ceramic
C3 = Low ESR Tantalum
DS1 = BAT54S
LBO
C5
0.1 µF
DS1
C6
1 µF
V
CC2
10 V
Unregulated
Auxiliary Output
Battery
Input
FB
V
CC1
5 V
Boost Main Output
TPS61090
TPS61091, TPS61092
SLVS484A – JUNE 2003 – REVISED APRIL 2004
Figure 19. Power Supply Solution for Maximum Output Power
Figure 20. Power Supply Solution With Auxiliary Positive Output Voltage
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