Datasheet
SW
C1
10 µF
L1
6.8 µH
R1
R2
VBAT
VOUT
FB
C2
2.2 µF
C3
100 µF
LBO
PGND
LBI
PS
EN
GND
TPS61027
List of Components:
U1 = TPS61027DRC
L1 = EPCOS B82462-G4682
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
FB
C2
2.2 µF
C3
47 µF
LBO
PGND
LBI
PS
EN
GND
TPS61027
List of Components:
U1 = TPS61027DRC
L1 = EPCOS B82462-G4682
C1, C2 = X7R,X5R Ceramic
C3 = Low ESR Tantalum
V
CC
5 V
Boost Output
LBO
R5
Battery
Input
TPS61020, TPS61024, TPS61025
TPS61026, TPS61027, TPS61028
TPS61029
www.ti.com
SLVS451F –SEPTEMBER 2003–REVISED APRIL 2012
APPLICATION EXAMPLES
Figure 24. Power Supply Solution for Maximum Output Power Operating From a Single Alkaline Cell
Figure 25. Power Supply Solution for Maximum Output Power Operating From a Dual/Triple Alkaline Cell
or Single Li-Ion Cell
Copyright © 2003–2012, Texas Instruments Incorporated Submit Documentation Feedback 19
Product Folder Link(s): TPS61020 TPS61024 TPS61025 TPS61026 TPS61027 TPS61028 TPS61029