Section I - Web Version (Spec.# 81-1682/Dwg. Ref.# 01-0041)
TSOP6 (MO-193AA)
Notes: This part marking information applies to devices produced before 02/26/2001
EXAMPLE: THIS IS AN SI3443DV
WW = (1-26) IF PRECEDED BY LAST DIGIT OF CALENDAR YEAR
YEAR
PART NUMBER
DATE
CODE
TOP
WAFER LOT
NUMBER CODE
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
Y
1
2
3
4
5
6
7
8
9
0
WORK
WEEK
01
02
03
04
W
A
B
C
D
24
25
26
X
Y
Z
BOTTOM
PART NUMBER CODE REFERENCE:
3A = SI3443DV
3B = IRF5800
3C = IRF5850
3D = IRF5851
3E = IRF5852
3I = IRF5805
3J = IRF5806
DATE CODE EXAMPLES:
YWW = 9603 = 6C
YWW = 9632 = FF
WW = (27-52) IF PRECEDED BY A LETTER
YEAR
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
Y
A
B
C
D
E
F
G
H
J
K
WORK
WEEK
27
28
29
30
W
A
B
C
D
50
51
X
Y
Notes: This part marking information applies to devices produced after 02/26/2001
W = (1-26) IF PRECEDED BY LAST DIGIT OF CALENDAR YEAR
YEAR
Y = YEAR
W = WEEK
PART NUMBER
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
Y
1
2
3
4
5
6
7
8
9
0
WORK
WEEK
01
02
03
04
W
A
B
C
D
TOP
PART NUMBER CODE REFERENCE:
A = SI3443DV
B = IRF5800
C = IRF5850
D = IRF5851
E = IRF5852
F = IRF5801
I = IRF5805
J = IRF5806
K = IRF5810
L = IRF5804
M = IRF5803
N = IRF5802
Note: A line above the work week
(as shown here) indicates Lead-Free.
LOT
CODE
24
25
26
X
Y
Z
W = (27-52) IF PRECEDED BY A LETTER
YEAR
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
Y
A
B
C
D
E
F
G
H
J
K
WORK
WEEK
27
28
29
30
W
A
B
C
D
50
51
X
Y
www.irf.com
Web Version 06
33
01/18/05