S EMICONDUCTOR
MARKING SPECIFICATION
BF421
TO-92 PACKAGE
1. Marking method
Laser Marking
2. Marking
816
2 3 4
1
BF421
Marking K
No.
Item KEC Lot No. Device Name hFE Grade
K
Description KEC CORPORATION 8 Year Week BF421 0~9 : 2000~2009 16 : 16th Week
816 16 BF421
2005. 4. 18
Revision No : 0
1/1
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