Datasheet

TC4451/TC4452
DS21987B-page 12  2006-2012 Microchip Technology Inc.
5.0 PACKAGING INFORMATION
5.1 Package Marking Information
5-Lead TO-220 Example:
Legend: XX...X Customer-specific information
Y Year code (last digit of calendar year)
YY Year code (last 2 digits of calendar year)
WW Week code (week of January 1 is week ‘01’)
NNN Alphanumeric traceability code
Pb-free JEDEC designator for Matte Tin (Sn)
* This package is Pb-free. The Pb-free JEDEC designator ( )
can be found on the outer packaging for this package.
Note: In the event the full Microchip part number cannot be marked on one line, it will
be carried over to the next line, thus limiting the number of available
characters for customer-specific information.
3
e
3
e
YYWWNNN
XXXXXXXXX
XXXXXXXXX
TC4451
VAT^^
1210256
3
e
8-Lead DFN-S (6x5x0.9 mm)
Example:
PIN 1
NNN
PIN 1
TC4451
VMF^^
1210
256
3
e
8-Lead PDIP (300 mil) Example
XXXXXXXX
XXXXXNNN
YYWW
TC4451V
PA^^ 256
1210
3
e
8-Lead SOIC (3.90 mm) Example
NNN
TC4451V
OA ^^
1210
256
3
e