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TC4422ESM Datasheet, PDF (10/18 Pages) Microchip Technology – 9A High-Speed MOSFET Drivers
TC4421/TC4422
5.0 PACKAGING INFORMATION
5.1 Package Marking Information
5-Lead TO-220
XXXXXXXXX
XXXXXXXXX
YYWWNNN
Example:
TC4421CAT
XXXXXXXXX
0420256
8-Lead DFN
XXXXXXX
XXXXXXX
XXYYWW
NNN
8-Lead PDIP (300 mil)
XXXXXXXX
XXXXXNNN
YYWW
8-Lead SOIC (208 mil)
XXXXXXXX
XXXXXXXX
YYWWNNN
Example:
TC4421
EMF
0420
256
Example:
TC4421
CPA256
0420
Example:
GTC4421
ESM
0420256
Legend:
XX...X
YY
WW
NNN
Customer specific information*
Year code (last 2 digits of calendar year)
Week code (week of January 1 is week ‘01’)
Alphanumeric traceability code
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.
* Standard OTP marking consists of Microchip part number, year code, week code, and traceability code.
DS21420D-page 10
 2004 Microchip Technology Inc.