英制和公制•电容、电阻的封装形式通常可以有英制和公制两种标示方法:•英制公制•0402(40milX20mil)1005(1.0mmX0.5mm)•0603(60milX30mil)1608(1.6mmX0.8mm)•0805(80milX50mil)2012(2.0mmX1.2mm)•1206(120milX60mil)3216(3.2mmX1.6mm)•1210(120milX100mil)3225(3.2mmX2.5mm)•1812(180milX120mil)4532(4.5mmX3.2mm)