Datasheet
ADP2164 Data Sheet
Rev. A | Page 18 of 20
APPLICATIONS CIRCUITS
09944-042
ADP2164ACPZ
C
IN
47µF
X5R
10V
C
OUT1
47µF
X5R
6.3V
C
OUT2
100µF
X5R
6.3V
V
OUT
1.2V
4A
V
IN
3.3V
SYNC
TRK
FB
RT
SW
SW
SW
PVIN
GND PGND PGND PGND
L
0.8µH
R
TOP
10kΩ
R
BOT
10kΩ
L: MSS1048-801NL COILCRAFT
C
IN
: C3225X5R1A476M TDK
C
OUT1
: C3225X5R0J476M TDK
C
OUT2
: C3225X5R0J107M TDK
12
11
10
94
3
2
1
5 6 7 8
PGOOD
C1
0.1µF
EN
R1
10Ω
R2
10kΩ
PVIN
16 15
VIN
14
13
Figure 42. 1.2 V, 4 A, 1.2 MHz Step-Down Regulator
09944-044
ADP2164ACPZ
C
IN
47µF
X5R
10V
C
OUT
100µF
X5R
6.3V
V
OUT
1.8V
4A
V
IN
5V
SYNC
TRK
FB
RT
SW
SW
SW
PVIN
GND PGND PGND PGND
L
1µH
1MHz
EXT
CLOCK
R
TOP
20kΩ
R
BOT
10kΩ
12
11
10
94
3
2
1
5 6 7 8
PGOOD
C1
0.1µF
EN
R1
10Ω
R2
10kΩ
PVIN
16 15
VIN
14
13
L: MSS1038-102NL COILCRAFT
C
IN
: C3225X5R1A476M TDK
C
OUT
: C3225X5R0J107M TDK
Figure 43. 1.8 V, 4 A Step-Down Regulator,
Synchronized to 1 MHz, in Phase with the External Clock
09944-046
ADP2164ACPZ-1.2
C
IN
47µF
X5R
10V
V
OUT
1.2V
4A
V
IN
5V
SYNC
TRK
FB
RT
SW
SW
SW
PVIN
GND PGND PGND PGND
L
0.8µH
L: MSS1048-801NL COILCRAFT
C
IN
: C3225X5R1A476M TDK
C
OUT1
: C3225X5R0J476M TDK
C
OUT2
: C3225X5R0J107M TDK
12
11
10
94
3
2
1
5 6 7 8
PGOOD
C1
0.1µF
EN
R1
10Ω
R2
10kΩ
PVIN
16 15
VIN
14
13
C
OUT1
47µF
X5R
6.3V
C
OUT2
100µF
X5R
6.3V
Figure 44. Fixed 1.2 V, 4 A, 1.2 MHz Step-Down Regulator
09944-043
ADP2164ACPZ
C
IN
47µF
X5R
10V
C
OUT
47µF
X5R
6.3V
V
OUT
3.3V
4A
V
IN
5V
SYNC
TRK
FB
RT
SW
SW
SW
PVIN
GND PGND PGND PGND
L
1µH
R
T
54kΩ
R
TOP
10kΩ
R
BOT
2.21kΩ
L: MSS1038-102NL COILCRAFT
C
IN
: C3225X5R1A476M TDK
C
OUT
: C3225X5R0J476M TDK
12
11
10
94
3
2
1
5 6 7 8
PGOOD
C1
0.1µF
EN
R1
10Ω
R2
10kΩ
PVIN
16 15
VIN
14 13
Figure 45. 3.3 V, 4 A, 1 MHz Step-Down Regulator
09944-045
ADP2164ACPZ
C
IN
47µF
X5R
10V
V
OUT
1.5V
4A
V
IN
5V
SYNC
TRK
FB
RT
SW
SW
SW
PVIN
GND PGND PGND PGND
L
1µH
1MHz
EXT
CLOCK
R
TOP
15kΩ
R
BOT
10kΩ
L: MSS1038-102NL COILCRAFT
C
IN
: C3225X5R1A476M TDK
C
OUT1
: C3225X5R0J476M TDK
C
OUT2
: C3225X5R0J107M TDK
12
11
10
94
3
2
1
5 6 7 8
PGOOD
C1
0.1µF
EN
R1
10Ω
R2
10kΩ
PVIN
16 15
VIN
14
13
C
OUT1
47µF
X5R
6.3V
C
OUT2
100µF
X5R
6.3V
Figure 46. 1.5 V, 4 A Step-Down Regulator, Synchronized to 1 MHz,
180° out of Phase with the External Clock
09944-047
ADP2164ACPZ
C
IN
47µF
X5R
10V
C
OUT
47µF
X5R
6.3V
V
OUT
3.3V
4A
V
IN
5V
SYNC
TRK
FB
RT
SW
SW
SW
PVIN
GND PGND PGND PGND
L
1µH
R
TOP
10kΩ
R
BOT
2.21kΩ
R
TRKB
2.21kΩ
R
TRKT
10kΩ
V
MASTER
L: MSS1038-102NL COILCRAFT
C
IN
: C3225X5R1A476M TDK
C
OUT
: C3225X5R0J476M TDK
12
11
10
94
3
2
1
5 6 7 8
PGOOD
C1
0.1µF
EN
R1
10Ω
R2
10kΩ
PVIN
16 15
VIN
14 13
Figure 47. 3.3 V, 4 A, 1.2 MHz Step-Down Regulator, Tracking Mode