SEMICONDUCTOR KN2222 MARKING SPECIFICATION TO-92 PACKAGE 1. Marking method Laser Marking 2. Marking KN 1 2222 2 816 No. Item 3 Marking Description KN Series Name 2222 Device Name Device Name Lot No. 1998. 6. 23 Revision No : 0 8 Year 0~9 : 1900~1999 16 Week 16 : 16th Week 816 1/1