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SC488 Datasheet(PDF) 19 Page - Semtech Corporation

Part # SC488
Description  Complete DDR1/2/3 Memory Power Supply
PDF  24 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC488 Datasheet(HTML) 19 Page - Semtech Corporation

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© 2006 Semtech Corp.
www.semtech.com
SC488
POWER MANAGEMENT
Application Information (Cont.)
Figure 7 - Reference Design
Adjustable 1.5V-3.0V: connect to divider netw ork
1210
5V
R5
10R
C15
1uF
VTT
C16
0.1uF
Q1
IRF7811
D1
MBR0530
C2
10uF/25V
VBAT
R2
1MEG
L1
1.5uH
+
C9*
220uF/12m
VDDQ
VTT_EN
C11
0.1uF
R3
10R
C14
1uF
VBAT
C13
1nF
C4
1uF
EN/PSV
C5
10uF
PGND2
1
VTTS
2
VSSA
3
TON
4
REF
5
VCCA
6
PGND1
18
PGND1
17
ILIM
16
VDDP
15
VDDP
14
PGD
13
PAD
U1
SC480
R4
10K
C7
10uF
C3
10uF/25V
VDDQ
Q2
IRF7832
5V
PAD
+
C10*
220uF/12m
C1
0.1uF
5V
PGOOD
R1
5.62K
C12
1uF
C6
10uF
*Sany o 4TPL220MC
C8
0.1uF
VDDQ
0805
1.8V fixed: connect to 5V
Vishay IHLP-5050
0805
0805
1210
REF
2.5V fixed: connect to VSSA
SC488



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