The names of circuit boards include: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, circuit board, PCB board, aluminum substrate, high-frequency board, thick copper plate, impedance board, PCB, ultra-thin circuit board, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. Safety capacitors are widely used in circuit boards, LED driving power supplies, LCD displays, switching power supplies, electronic ballasts, negative ion generators, induction cookers, audio power amplifiers and other household appliances.
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