自营库存
原装正品 现货库存- Selected conditions：
4 Records
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DESC：7NPN达林顿，50V，500mA
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VAT included
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VAT included
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VAT included
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DESC：ULN2003升级，场效管作输出级，高速驱动，适合并联扩流，20V耐压，
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VAT included
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