{"type":"product","schema_version":"1.0","item_id":"100324284876","canonical_url":"https://tw.bid.yahoo.com/item/100324284876","title":"(ic995) TDA2030A TO-220 擴大機 音頻功率放大器 功放 IC 喇叭 維修零件 芯片 #8143","subtitle":"TDA2030A TO-220 擴大機 音頻功率放大器 功放 IC 喇叭 維修零件 芯片","condition":"全新品","currency":"TWD","observed_at":"2026-04-30T18:50:58.368Z","current_price":35,"original_price":null,"stock_status":"in_stock","available_quantity":15,"sold_quantity":5,"seller":{"id":"Y3386818795","name":"IC995資訊實習套件電子材料","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/aae49a04-5050-4eb7-b450-4d7d90a731ff.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/b614a5ae-2230-4460-b480-fe480b99e976.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/e4c584ce-6458-43f8-885c-4891985c9768.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null}],"description":"廠牌 : STMICROELECTRONICS\n型號 : TDA2030A\n封裝 : TO-220 \n簡述 : 18W Hi-Fi AMPLIFIER AND 35W DRIVER\n包裝 : 全新品 壹包1入\n\nTDA2030A是德律風根生產的音頻功放電路，採用V型5腳單列直插式塑料封裝結構。如圖1所示，按引腳的形狀引可分為H型和V型。該集成電路廣泛應用於汽車立體聲收錄音機、中功率音響設備，具有體積小、輸出功率大、失真小等特點。並具有內部保護電路。意大利 SGS公司、美國 RCA公司、日本日立公司、NEC公司等均有同類產品生產，雖然其內部電路略有差異，但引出腳位置及功能均相同，可以互換。\n \n- 引腳定義\n \n1腳是正相輸入端\n2腳是反向輸入端\n3腳是負電源輸入端\n4腳是功率輸出端","shipping_methods":[{"name":"萊爾富取貨付款","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"面交/自取/不寄送","fee":0,"currency":"TWD"},{"name":"宅配/貨運","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":3,"watch_count":7}