Plastic Packages for Integrated Circuits Package Outline Drawing L40.5x5A 40 LEAD THIN QUAD FLAT NO-LEAD PLASTIC PACKAGE Rev 0, 2/10 3.60 36X 0.40 A B 40 6 PIN #1 INDEX AREA 30 1 21 10 5.00 5.00 3.30 6 PIN 1 INDEX AREA 0.15 (4X) 20 40X 0.4 TOP VIEW BOTTOM VIEW b 40X0.20 0.10 M C A B SEE DETAIL "X" // 0.10 C C BASE PLANE SEATING PLANE 0.08 C 0.75 (4.80) (3.60) 0.05 (3.30) (4.80) SIDE VIEW (36X 0.40) C 0.2 REF (40X 0.20) 5 0.00 MIN 0.05 MAX (40X 0.60) DETAIL "X" TYPICAL RECOMMENDED LAND PATTERN NOTES: 1. Dimensions are in millimeters. Dimensions in ( ) for Reference Only. 2. Dimensioning and tolerancing conform to ASME Y14.5m-1994. 3. Unless otherwise specified, tolerance : Decimal ± 0.05 4. Dimension b applies to the metallized terminal and is measured between 0.15mm and 0.25mm from the terminal tip. 5. Tiebar shown (if present) is a non-functional feature. 6. The configuration of the pin #1 identifier is optional, but must be located within the zone indicated. The pin #1 indentifier may be either a mold or mark feature. 1