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通常情况下、焊盘很长(2mm)、以便在放置芯片时具有容差。 这会导致焊盘之间的距离为7.3mm。 但是、如果您使用的安全标准要求距离超过8mm、则使用"HV"选项、这会使焊盘更短、并且在放置芯片时要求更高的精度。