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L6986H Datasheet(PDF) 51 Page - STMicroelectronics

Part # L6986H
Description  38 V, 2 A synchronous step-down switching regulator with 30 μA quiescent current
PDF  68 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6986H Datasheet(HTML) 51 Page - STMicroelectronics

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Table 18. Bill of material (communal parts)
Reference
Part number
Description
Manufacturer
C1, C9, C10
CGA5L3X5R1H106K
10 µF - 1206 - 50 V - X5R -
10%
TDK
C2
CGA4J3X7R1H105K
1 µF - 0805 - 50 V - X7R -
10%
TDK
C3
-
470 nF - 10 V - 0603
C4,C7,C8
-
See Table 19. L6986H 3V3
demonstration board BOM,
Table 20. L6986H 5V
demonstration board BOM,
and Table 21. L6986H adj.
demonstration board BOM
C5
-
68 nF - 10 V - 0603
C6
-
10 nF - 10 V - 0603
C14, C15, C16
CGA5L3X7R1H475K
4.7 µF - 1206 - 50 V - X7R -
10%
TDK
C11, C13, C13A
Not mounted
R1, R4
0 Ω - 0603
R6
1 MΩ - 1%- 0603
R7, R8, R9
See Table 19. L6986H 3V3
demonstration board BOM,
Table 20. L6986H 5V
demonstration board BOM,
and Table 21. L6986H adj.
demonstration board BOM
R11
10 Ω - 1% - 0603
R2, R3, R5, R10
Not mounted
L1
XAL5050-103MEC
10 µH
Coilcraft
L2
XAL4030-472MEC
4.7 µH
Coilcraft
L3
MPZ2012S221A
EMC bead
TDK
J1
Open
J2
Closed
Switchover disabled
J3
See Table 19. L6986H 3V3
demonstration board BOM,
Table 20. L6986H 5V
demonstration board BOM,
and Table 21. L6986H adj.
demonstration board BOM
J4
Open
J5
Open
To adjust the ISKIP current
level in LCM operation. Leave
open in LNM
U1
L6986H x-
See Table 19. L6986H 3V3
demonstration board BOM,
Table 20. L6986H 5V
demonstration board BOM,
and Table 21. L6986H adj.
demonstration board BOM
ST
L6986H
Application board
DS12905 - Rev 2
page 51/68



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