Datasheet
www.ti.com
TPS40100
1
3
18
16
2
4
17
15
5
6
14
13
24 2223 21 20 19
7 98 10 11 12
COMP
FB
TRKOUT
TRKIN
UVLO
ILIM
MGU
MGD
SYNC
PG
VO
ISNS
RT
BIAS
GND
SS
GM
PGND
VDD
SW
HDRV
BST
5VBP
LDRV
150 nF
100 pF
BAT54
100 nF
100 nF
12 V
300 pF
47 pF
12 V
Si73444DP
Si7868DP
NC NC NC NC
NC
NC
1
11
10 kΩ
1 µH
COEV
DXM1306−1R0
1.7 mΩ (typ)
V
OUT
1.2 V
15 A
22 µF TDK C4532X7R1C226M
UDG−05063
470 µF
Panasonic
EEF−SEOD471R
14.3 kΩ
200 kΩ
40.2 kΩ
13.7 kΩ
158 kΩ
187 kΩ 1 µF
1 µF
5.9 kΩ
270 kΩ
TPS40100
SLUS601–MAY 2005
Figure 20. Minimal Application for 12-V to 1-V Converter
30