Plastic Packages for Integrated Circuits Package Outline Drawing L12.4x4A 12 LEAD DUAL FLAT NO-LEAD PLASTIC PACKAGE Rev 3, 3/15 2.5 REF 4.00 A PIN #1 INDEX AREA 10X 0.50 BSC 6 B 6 1 12X 0 . 45 6 PIN 1 INDEX AREA 4.00 1.58 0.15 (4X) 12 7 TOP VIEW 0.10 M C A B 0.05 M C 4 12 X 0.25 2.80 BOTTOM VIEW ( 2.80 ) SEE DETAIL "X" 1.00 MAX ( 12 X 0.65 ) 0.10 C BASE PLANE C SIDE VIEW ( 3.75) SEATING PLANE 0.08 C ( 1.58) 0 . 2 REF C ( 10X 0 . 5 ) 0 . 00 MIN. 0 . 05 MAX. ( 12X 0 . 25) DETAIL "X" TYPICAL RECOMMENDED LAND PATTERN NOTES: 1. Dimensions are in millimeters. Dimensions in ( ) for Reference Only. 2. Dimensioning and tolerancing conform to AMSE Y14.5m-1994. 3. Unless otherwise specified, tolerance : Decimal ± 0.05 4. Lead width applies to the metallized terminal and is measured between 0.15mm and 0.30mm from the terminal tip. 5. 6. Tiebar shown (if present) is a non-functional feature and may be located on any of the 4 sides (or ends). The configuration of the pin #1 identifier is optional, but must be located within the zone indicated. The pin #1 identifier may be either a mold or mark feature. 1