Datasheet
SLUS446B – MAY 2000 – REVISED DECEMBER 2000
16
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
design example: automatic-mode switching converter, two li-ion cell input, 3.0-V output
Figure 9 shows the schematic of an automatic-mode switching converter based upon the TPS62102. The output
current for this design can range from 0 mA to 500 mA.
UDG–00059
D1
10BQ040
1
3
2
4
VIN
SD/SYNC
C1
1.0
µ
F
MODE
AGND
8
6
7
5
SW
PGND
FB
COMP
+
LI–ION
LI–ION
R2
113 k
Ω
L1
15
µ
H
C4
10
µ
F
MLC
36 k
Ω
OUT 3.3 V
TPS62102
R4
30 k
Ω
C2
1 n F
R1
1 k
Ω
C3
100 pF
+
0 mA TO 500 mA
R3
Figure 9. Automatic-Mode Switching Converter Application Circuit
†
Optional