MSS1048-152NL AD [Analog Devices], MSS1048-152NL Datasheet - Page 31

• Manufacturer Part Number: MSS1048-152NL
• Description: Dual 5 A, 20 V Synchronous Step-Down
• Manufacturer: AD [Analog Devices]

Data Sheet
R
R
C
1µF
TRK_BOT
TRK_TOP
C
INT
C
47.5kΩ
1µF
DRV
1µF
200kΩ
C
INT
15kΩ
R
R
DRV
1µF
10kΩ
OSC
BOT2
120kΩ
R
R
2.21kΩ
12kΩ
BOT2
R
OSC
BOT1
R
100kΩ
PGOOD1
Figure 59. Programmable V
R
15kΩ
R
BOT1
20kΩ
TOP2
R
V
10kΩ
V
TOP1
R
IN1
13kΩ
IN1
TOP2
SYNC
PGOOD2
PGOOD1
INTVCC
MODE
SCFG
TRK2
TRK1
VDRV
GND
RT
47.5kΩ
= V
= V
R
TRK2
PGOOD2
PGOOD1
SYNC
INTVCC
TRK1
MODE
SCFG
VDRV
GND
RT
C
36pF
TOP1
CP2
IN2
IN2
C
56pF
= 12 V, V
CP2
= 12 V, V
R
47kΩ
C
2200pF
C1
C1
R
82kΩ
C
2200pF
Figure 60. Channel 2 Tracking with Channel 1
R
33kΩ
C2
C2
C
1200pF
ADP2325
OUT1
C1
R
49kΩ
OUT1
C
1500pF
C1
C2
ADP2325
C2
R
EN_BOT
68kΩ
= 2.5 V, I
C
22nF
= 3.3 V, I
IN_RISING
SS1
C
22nF
C
22nF
SS2
SS1
C
10nF
Rev. 0 | Page 31 of 32
SS2
R
OUT1
= 8.7 V, V
330kΩ
OUT1
EN_TOP
= 5 A, V
= 5 A, V
C
10µF,
25V
PGND
IN2
C
10µF,
25V
SW1
SW2
DL1
DL2
PGND
IN2
IN_FALLING
SW1
SW2
DL1
DL2
OUT2
OUT2
= 1.25 V, I
= 1.8 V, I
C
10µF,
25V
C
0.1µF
= 6.7 V, 3.3 V Startup Prior to 1.8 V,
C
0.1µF
IN1
BST2
BST1
C
0.1µF
C
10µF,
25V
C
0.1µF
M1
FDS8880
M2
FDS8880
BST2
IN1
BST1
M1
FDS8880
M2
FDS8880
4.7µH
3.3µH
L1
L2
OUT2
12V
12V
V
2.2µH
1.5µH
OUT2
V
IN
IN
L1
L2
12V
V
12V
V
= 5 A, f
IN
= 5 A, f
IN
C
100µF
C
330µF
OUT1
OUT4
C
47µF
C
330µF
SW
SW
OUT1
OUT4
= 300 kHz
= 500 kHz
C
100µF
C
330µF
OUT2
OUT5
C
47µF
C
10µF
OUT2
OUT5
V
1.25V,
5A
C
100µF
OUT2
OUT3
C
47µF
OUT3
V
2.5V,
5A
V
3.3V,
5A
V
1.8V,
5A
OUT1
OUT2
OUT1
ADP2325