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隔离变压器问题



最近在生产120WDCDC/BUCK产品,用隔离变压器驱动,在生产过程中返修率达百分之十。经查是变压器生产时气隙没控制好,使驱动信号失真,管子驱动能力不足造成炸管。变压器是胶合的,请问大家在生产过程中是怎么保证变压器的气隙的?