{"type":"product","schema_version":"1.0","item_id":"100617800623","canonical_url":"https://tw.bid.yahoo.com/item/100617800623","title":"DC-DC 自動可調升降壓模組 車載穩壓25V/12V轉5V-0.5V 超lm2577 W8.0520 [315107]","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-04-24T12:07:01.069Z","current_price":113,"original_price":null,"stock_status":"in_stock","available_quantity":10,"sold_quantity":0,"seller":{"id":"Y1521320670","name":"。ICgo。電子配件之家","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/da4aade4-10e3-4e80-aee9-132e64f283c6.jpg","role":"main","alt":"商品主圖","width":null,"height":null}],"description":"DC-DC 自動升降壓模組 車載穩壓12V轉12V 可調穩壓電源 超LM2577可調版本指標：\n\n重 量：12g\n\n外 觀 尺 寸：48*26*13mm(長*寬*高)\n\n輸入電壓範圍：5.0-25V\n\n輸出電壓範圍：0.5V-25V\n\n連續輸出電流：3A(max)長時間工作請保證2A以內\n\n連續輸入電流：3A(max)長時間工作請保證2A以內\n\n輸入/輸出功率：30W(max)\n\n輸入/輸出電流：根據功率守恆計算額定條件下的輸入/輸出電流（Uin*Iin*效率=Uout*Iout）\n\n使用說明及注意事項：\n\nIN+：輸入正極IN-：輸入負極OUT+：輸出正極OUT-：輸出負極使能開關：斷開短路帽模組停止輸出。\n\n·無輸入反接保護，接反會燒掉，使用時請注意極性。\n\n·輸出短路模組會自動停止輸出，重新插拔使能開關\n\n的短路帽即可恢復。\n\n·模組在空載啟動和掉負載時容易出現短暫的輸出電壓超過預設電壓，所以不適合對電壓敏感的設備。\n\n·工作效率測試詳見頁面最後>>>>>>>>;.\n\n升壓效率 降壓效率\n\n5.0V轉12V/1A效率86.3％5V轉3.3V/3A效率74.2％\n\n7.4V轉12V/1A效率88.7％12V轉5V/3A效率83.8％\n\n12V轉18V/1A效率88.3％ 24V轉12V/2A效率86.4％\n\n18V轉24V/1A效率87.3％24V轉18V/2A效率87.6％\n\n升降壓模式效率\n\n12V轉12V/3A效率87.4％ 5V轉5V/2A效率 81.4％","shipping_methods":[{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"離島配送","fee":0,"currency":"TWD"},{"name":"萊爾富取貨付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","信用卡一次付清","萊爾富取貨付款","7-ELEVEN取貨付款"],"category_id":"2092104064","category_name":"電子零件/材料","breadcrumb":[{"id":"23336","name":"電腦、平板與周邊","url":"/tw/%E9%9B%BB%E8%85%A6%E3%80%81%E5%B9%B3%E6%9D%BF%E8%88%87%E5%91%A8%E9%82%8A-23336-category.html"},{"id":"2092072621","name":"耗材與線材","url":"/tw/%E8%80%97%E6%9D%90%E8%88%87%E7%B7%9A%E6%9D%90-2092072621-category.html"},{"id":"2092104064","name":"電子零件/材料","url":"/tw/%E9%9B%BB%E5%AD%90%E9%9B%B6%E4%BB%B6-%E6%9D%90%E6%96%99-2092104064-category.html"}],"view_count":0,"watch_count":0}