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L6985F Datasheet(PDF) 54 Page - STMicroelectronics

No. de pieza L6985F
Descripción Electrónicos  Internal current limiting
PDF  65 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6985F Datasheet(HTML) 54 Page - STMicroelectronics

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Application board
L6985F
54/65
DocID027836 Rev 2
7
Application board
The reference evaluation board schematic is shown in Figure 41.
Figure 41. Evaluation board schematic (VOUT= 3.3 V)
The additional input filter (C16, L3, C15, L2, C14) limits the conducted emission on the
power supply (refer to Figure 52 on page 61).
Table 14. Bill of material
Reference
Part number
Description
Manufacturer
C1, C10, C11
Not mounted
C2
C2012X7S2A105K
1
F - 0805 - 50 V - X7S - 10%
TDK
C3
470 nF - 10 V - 0603
C4
1.2 pF - 10 V - 0603
C5
100 nF - 10 V - 0603
C6
10 nF - 10 V - 0603
C7
2 pF - 10 V - 0603
C8
68 pF - 10 V - 0603
C9
CGA5L3X5R1H106K
10
F - 1206 - 50 V - X5R - 10%
TDK
C14, C15, C16
CGA5L3X5R1H475k
4.7
F - 1206 - 50 V - X7R - 10%
TDK
C13
UWD1H101MCQ1GS
100
F - 50 V - 20%
Nichicon
R2
0
 - 0603
R6
1 M
 - 1%- 0603
R4
56 k
 - 1% - 0603



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