Datasheet

Data Sheet ADP2118
Rev. C | Page 19 of 24
R
TOP
20kΩ
R
BOT
10kΩ
R2
10kΩ
R1
10Ω
SYNC/MODE
FREQ
TRK
FB
PVIN
ADP2118
SW
SW
SW
1
2
3
4
12
11
10
9
C
IN
100µF
X5R,
6.3V
C
OUT
100µF
X5R,
6.3V
C1
0.1µF
V
IN
5V
V
OUT
1.8V
3A
L
1µH
16 15
14 13
5 6
7
8
PGND
GND PGND PGND
PGOOD
EN
VIN
PVIN
L: MSS1038-102NL COILCRAFT
C
IN
, C
OUT
: C3225X5R0J107M TDK
1MHz
EXT
CLOCK
08301-010
Figure 47. 1.8 V, 3 A Step-Down Regulator,
Synchronized to 1 MHz In Phase with the External Clock
R
TOP
15kΩ
R
BOT
10kΩ
R2
10kΩ
R1
10Ω
SYNC/MODE
FREQ
TRK
FB
PVIN
ADP2118
SW
SW
SW
1
2
3
4
12
11
10
9
C
IN
100µF
X5R,
6.3V
C
OUT
100µF
X5R,
6.3V
C1
0.1µF
V
IN
5V
V
OUT
1.5V
3A
L
1µH
16 15 14 13
5 6 7 8
PGND
GND
PGND
PGND
PGOOD
EN
VIN
PVIN
L: MSS1038-102NL COILCRAFT
C
IN
, C
OUT
: C3225X5R0J107M TDK
1MHz
EXT
CLOCK
08301-011
Figure 48. 1.5 V, 3 A Step-Down Regulator, Synchronized to 1 MHz,
180° Out of Phase with the External Clock