ISL70003ASEH
Typical Application Schematics (Continued)
VIN = 5V
25k
4k
+
5 x 1µF
4x100µF
22k
P
P
A
3k
10nF
370pF
PGOOD
10nF
D
P
P
VIMON
P
22
51
PGOOD
LX10
IMON
10k
A
24
27
5
9
11
LX9
LX8
LX7
LX6
LX5
LX4
LX3
LX2
LX1
VREFA
VREFOUTS
VREFD
1.5µH
33
36
39
42
45
48
54
57
VDDQ = 2.5V
0.47µF
0.47µF
0.47µF
1µF
3 x 150µF
+
D
A
D
10
1nF
P
ISLI7SL070000033SAESHEH
P
15
16
SYNC
SS
P
715
1nF
59
60
OCA
OCB
25k
0.1µF
D
6.8nF
6.8nF
4.02k
2
3
A
FB
A
VERR
NI
REF
1
31.2k
68pF
7.87k
4.02k
64
A
A
A
4nF
0.33µF
A
A
D
P
P
VREF = 1.25V
1µF
A
25k
+
P
5 x 1µF
4x100µF
22k
P
3k
4k
10nF
370pF
PGOOD
10nF
P
P
P
64
51
REF
P
22
PGOOD
0.22µF
IMON
10k
24
27
A
LX10
LX9
5
9
VREFA
VREFOUTS
VREFD
2.2µH
33
36
39
42
45
48
54
57
LX8
LX7
LX6
LX5
LX4
LX3
LX2
LX1
11
VTT = 1.25V
1µF
0.47µF
0.47µF
0.47µF
3 x 150µF
+
D
D
A
10
1nF
P
15
16
ISL70003ASEH
P
ISL70003SEH
SYNC
SS
P
400
59
60
OCA
OCB
25k
0.1µF
A
6.8nF
8.2k
8.2k
1.6nF
2
3
FB
A
A
VERR
22.9k
82pF
22.9k
6.8nF
1
NI
A
A
15nF
A
25k
7.87k
A
P
D
P
A
FIGURE 5. ISL70003ASEH DDR MEMORY POWER SOLUTION
FN8746.0
August 5, 2015
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