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TS5A1066: any device can replace FSA551?

Part Number: TS5A1066


Hi, Team

our customer needs us provide a SPST to their audio speaker applications. the similar par is FSA551.

design requirement as below, could u help to check whether we have the P/N can replace FSA551?

Normal on(switch on when no power)

Low Ron(<2ohm)

Thanks.

G.W

  • Hi GW,

    Unfortunately we do not have any switches that will operate as a closed switch when VDD = 0V.  We currently do not make Multiplexers with the Depletion type FETS, which are required for this type of switch. 

    Best Regards

    Parker Dodson