TL431_432 Datasheet, PDF (12/14 Pages) Diodes Incorporated – ADJUSTABLE PRECISION SHUNT REGULATOR

TL431/TL432
ADJUSTABLE PRECISION SHUNT REGULATOR
Marking Information
(1) SOT23
( Top View )
3
XX Y W X
1
2
XX : Identification code
Y : Year 0~9
W : Week : A~Z : 1~26 week;
a~z : 27~52 week; z represents
52 and 53 week
X : A~Z : Green
Device
TL431ASA
TL431BSA
TL432ASA
TL432BSA
Package
SOT23
SOT23
SOT23
SOT23
Identification Code
AA
AB
BA
BB
(2) SOT25
( Top View )
5
4
XX Y W X
123
XX : Identification code
Y : Year 0~9
W : Week : A~Z : 1~26 week;
a~z : 27~52 week; z represents
52 and 53 week
X : A~Z : Green
Device
TL431AW5
TL431BW5
Package
SOT25
SOT25
Identification Code
AA
AB
TL431/432
Document number: DS35050 Rev. 2 - 2
12 of 14
www.diodes.com
September 2010
© Diodes Incorporated