AP1539 データシートの表示（PDF） - Diodes Incorporated.
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AP1539 Datasheet PDF : 13 Pages
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Functional Description (Continued)
AP1539
18V 4A 300KHz BUCK CONVERTER
VIN
Vcc
Output
C7
R4
Option
AP1539
C2
OCSET
FB
C3
R5
EN
VSS
C6
L1
C1
Option
D1
VOUT
R1
+
+
C8 C4
-
-
R2
Figure: Layout numbering comparison.
Marking Information
(1) SOP-8L-DEP
Logo
Part No.
( Top View )
8
5
AP1539
YY WW X X E
1
4
G : Green
YY : Year : 08, 09,10~
WW : Week : 01~52; 52
represents 52 and 53 week
X : Internal Code
SOP-8L-DEP
AP1539 Rev. 4
DS31477
11 of 13
www.diodes.com
OCTOBER 2009
© Diodes Incorporated
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