TC647B Microchip Technology Inc., TC647B Datasheet - Page 26

• Manufacturer Part Number: TC647B
• Description: Pwm Fan Speed Controllers With Minimum Fan Speed, Fan Restart And Fansense Technology For Fault Detection
• Manufacturer: Microchip Technology Inc.

TC642B/TC647B
6.0
6.1
DS21756B-page 26
*
PACKAGING INFORMATION
Package Marking Information
Standard device marking consists of Microchip part number, year code, week code, and traceability
code.
8-Lead PDIP (300 mil)
8-Lead SOIC (150 mil)
8-Lead MSOP
XXXXXXXXX
Legend: XX...X
Note:
XXXYYWW
XXXXXX
YWWNNN
XXXXXX
YYWW
NNN
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.
NNN
Y
YY
WW
NNN
Customer specific information*
Year code (last digit of calendar year)
Year code (last 2 digits of calendar year)
Week code (week of January 1 is week ‘01’)
Alphanumeric traceability code
Example:
Example:
Example:
TC642BCPA
COA0215
TC642B
215025
TC642B
0215
025
025
2003 Microchip Technology Inc.