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PM6641 bảng dữ liệu(PDF) 43 Page - STMicroelectronics

tên linh kiện PM6641
Giải thích chi tiết về linh kiện  Monolithic VR for chipset and DDR2/3 supply for ultra-mobile PC (UMPC) applications
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PM6641
Application examples
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Note:
This applicative solution has been tested and the PM6641EVAL demo board is now
available for evaluation.
Please refer also to PM6641 Evaluation Kit document for test and measurement results.
Table 13. BOM suggested components for DDR2 and chipset power supply
Qty
Component
Description
Package
Part number
MFR
Value
1
C1
Ceramic, 10 V, X5R, 10 %
SMD 0603
Standard
1 uF
4
C2, C3, C4,
C12
Ceramic, 10 V, X5R, 10 %
SMD 0805
GRM21BR61A106KE19
Murata
10 uF
5
C6, C7, C9,
C10, C15
Ceramic, 4 V, X5R, 20 %
SMD 1206
AMK316BJ107ML
Taiyo Yuden
100 uF
1
C11
Ceramic, 6.3 V, X5R, 10%
SMD 1206
GRM31CR60J226KE19
Murata
22 uF
1
C16
Ceramic, 16 V, X7R, 10 %
SMD 0603
Standard
100 nF
1
C18
Ceramic, 25 V, X7R, 10 %
SMD 0603
GRM188R71E333KA01
Murata
33 nF
3
C19, C20, C21
SMD 0603
Standard
22 nF
2
C22, C24
Ceramic, 50 V, C0G, 5 %
SMD 0603
Standard
330 pF
1
C23
Ceramic, 50 V, C0G, 5 %
SMD 0603
Standard
470 pF
4
C25, C26, C27,
C28
Ceramic, 50 V, C0G, 5 %
SMD 0603
Standard
100 pF
1
R1
Chip resistor, 0.1 W, 1 %
SMD 0603
Standard
3R3
1
R11
Chip resistor, 0.1 W, 1 %
SMD 0603
Standard
100 k
Ω
1
R12
Chip resistor, 0.1 W, 1 %
SMD 0603
Standard
47 k
Ω
8
R13, R17, R18,
R19, R20, R21,
R22, R23
Chip resistor, 0.1 W, 1 %
SMD 0603
Standard
68 k
Ω
1
R32
Chip resistor, 0.1 W, 1 %
SMD 0603
Standard
0
Ω
2
L1, L3
SMT 11 Arms, 9.5 m
Ω
SMD 2827
744312100 /LF
Würth
1.0 u
1
L2
SMT 9 Arms, 10.5 m
Ω
SMD 2827
744312150 /LF
Würth
1.5 u
1
U1
IC VR - 48 PIN
VFQFPN 7x7
PM6641
ST
PM6641



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