Diodes AP2181/ AP2191 - Manual (Page 12)

AP2181/ AP2191
Document number: DS31563 Rev. 7 - 2
12 of 17
www.diodes.com
March 2013
© Diodes Incorporated
AP2181/ AP2191
Marking Information
(cont.)
(3) SOT25
1 2 3
5 7 4
XX Y W X
XX : Identification code
W : Week : A~Z : 1~26 week;
X : A~Z : Green
( Top View )
Y : Year 0~9
a~z : 27~52 week; z represents
52 and 53 week
Device Package type Identification Code
AP2181W SOT25 HX
AP2191W SOT25 HY
(4) U-DFN2018-6
Y : Year : 0~9
(Top View)
X : A~Z : Green
Y W X
XX
XX : Identification Code
W : Week : A~Z : 1~26 week;
a~z : 27~52 week; z represents
52 and 53 week
Device Package type Identification Code
AP2181FM U-DFN2018-6 HX
AP2191FM U-DFN2018-6 HY