intersil的L12.3X3C — 12铅薄双平面线的塑料封装（LTDFN） L12.3X3C — 12 Lead Thin Dual Flat No-lead Plastic Package (0.4mm Pitch) Plastic Packages for Integrated Circuits Package Outline Drawing L12.3x3C 12 LEAD THIN DUAL FLAT NO-LEAD PLASTIC PACKAGE (0.4mm PITCH) Rev 0, 11/09 3.00 A 6 B PIN #1 INDEX AREA 6 PIN 1 INDEX AREA 0.40 3.00 ……