Document No. PO00059 ALPHA & OMEGA SEMICONDUCTOR Version E TO220F PACKAGE OUTLINE Fd Al gP A 4 o as [| _I od _I + TW qt b3 b4 _I b4 1. Wo 3X bl , be 3X b c cox e A4 E2 em DIMENSIONS IN MILLIMETERS DIMENSIONS IN INCHES SYMBOLS RECOMMENDATION OF HOLE PATTERN g.A2 sey UNIT: mm NOTE 1, PACKAGE BODY SIZES EXCLUDE MOLD FLASH AND GATE BURRS. MOLD FLASH SHOULD BE LESS THAN 6 MIL. 2. TOLERANCE 0.100 MILLIMETERS UNLESS OTHERWISE SPECIFIED. 3. CONTROLLING DIMENSION IS MILLIMETER. CONVERTED INCH DIMENSIONS ARE NOT NECESSARILY EXACT,