Microchip Technology ARD00386 Data Sheet
2011 Microchip Technology Inc.
DS22234B-page 21
MCP1640/B/C/D
7.0
PACKAGING INFORMATION
7.1
Package Marking Information (Not to Scale)
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.
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.
be carried over to the next line, thus limiting the number of available
characters for customer-specific information.
3
e
3
e
6-Lead SOT-23
XXNN
Example
BZNN
XXX
8-Lead DFN
YWW
NN
AHM
Example
945
25
Package Marking
MCP1640
BZNN
MCP1640C
BXNN
MCP1640B
BWNN
MCP1640D
BYNN
Package Marking
MCP1640
AHM
MCP1640C
AHQ
MCP1640C
AHP
MCP1640D
AHR