intersil的L18.5X3 — 18铅薄双平面线塑料封装信息(TDFN) L18.5X3 — 18 Lead Thin Dual Flat No-Lead Plastic Package (TDFN) Plastic Packages for Integrated Circuits Package Outline Drawing L18.5x3 18 LEAD THIN DUAL FLAT NO-LEAD PLASTIC PACKAGE (TDFN) Rev 1, 4/08 6 PIN #1 INDEX AREA 3.00 A B 6 18 1 PIN 1 INDEX AREA ……