โมดูลแปลงไฟแบบ Step-up/down 20W 5-30V เป็น ±5-24V บอร์ดเพิ่มแรงดันไฟฟ้าสำหรับการแปลงแรงดันไฟฟ้าแบบ Step-up/Step-down

4.9
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280 sold

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