Plastic Packages for Integrated Circuits Package Outline Drawing L12.4x4B 12 LEAD DUAL FLAT NO-LEAD PLASTIC PACKAGE Rev 1, 03/15 3.20 4.00 2X 2.50 A 6 PIN 1 INDEX AREA 10X 0.50 PIN #1 INDEX AREA B 6 1 12 X 0.55 6 4.00 (4X) 2.40 0.15 7 12 0.10 M C A B TOP VIEW 4 12 x 0.25 BOTTOM VIEW SEE DETAIL "X" ( 3.20) 0.10 C C 0.90 MAX SEATING PLANE 0.08 C SIDE VIEW 3.65 ( 2.40 ) C 12 X 0.75 0.2 REF 5 0 . 00 MIN. 0 . 05 MAX. ( 12X 0.25 ) ( 10X 0 . 5 ) DETAIL "X" TYPICAL RECOMMENDED LAND PATTERN 1 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. Dimension b applies to the metallized terminal and is measured between 0.15mm and 0.30mm from the terminal tip. 5. Tiebar shown (if present) is a non-functional feature and may be located on any of the 4 sides (or ends). 6. 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.