秒速赛车登入网址多少

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    光驅步進電機的一些冷知識

    點擊數:91    發布日期:2020-01-06

      光驅步進電機的重點是光驅,光驅供電其實是有2個電壓的。一個是+12V,給光驅主軸電機和尋道電機提供電源。還有一個是+5V,它是給光驅線路板提供電源的。就像筆記本光驅供電電壓主軸電機和尋道電機和線路板都為+5V。

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