Owner manual

AP1539
18V 4A 300KHz BUCK CONVERTER
AP1539 Rev. 4 11 of 13 OCTOBER 2009
DS31477 www.diodes.com © Diodes Incorporated
AP1539
+
-
V
SS
EN
C1
R1
R2
FB
Vcc
Output
C3
V
OUT
V
IN
R4
OCSET
C4
C2
Option
C7
C6
R5
Option
L1
+
-
C8
D1
Figure: Layout numbering comparison.
(1) SOP-8L-DEP
( Top View )
AP1539
YY
WW X
X
Logo
Part No.
5
8
41
E
WW
: Week : 01~52; 52
YY
: Year : 08, 09,10~
G : Green
X
: Internal Code
represents 52 and 53 week
SOP-8L-DEP
Functional Description (Continued)
Marking Information