{"product_id":"coi-buzzer-smd8540-16-xhxdz-smd-8-5x8-5mm-3-6v-2-5v-4-5v","title":"Còi buzzer SMD8540-16Ω XHXDZ SMD,8.5x8.5mm 3.6V 2.5V~4.5V","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;line-height:1.65;color:#1f2937;max-width:920px;margin:auto\"\u003e\n\u003cdiv style=\"padding:22px;border-radius:14px;background:#f4f8fc;border:1px solid #dbe7f3;margin-bottom:22px\"\u003e\n\u003cdiv style=\"font-size:13px;font-weight:700;letter-spacing:.7px;color:#315b7d\"\u003eTECHCORE VIỆT NAM • LINH KIỆN ĐIỆN TỬ\u003c\/div\u003e\n\u003ch2 style=\"margin:7px 0 8px;font-size:25px;color:#173b57\"\u003eCòi buzzer SMD8540-16Ω XHXDZ SMD,8.5x8.5mm 3.6V 2.5V~4.5V\u003c\/h2\u003e\n\u003cp style=\"margin:0\"\u003eCung cấp linh kiện \u003cstrong\u003ecòi buzzer\u003c\/strong\u003e mã \u003cstrong\u003eSMD8540-16Ω\u003c\/strong\u003e của XHXDZ, phục vụ nghiên cứu, sửa chữa, sản xuất và tích hợp bo mạch điện tử.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"color:#173b57\"\u003eThông số kỹ thuật\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;border:1px solid #e5e7eb;background:white\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb;font-weight:600;width:42%\"\u003eMã linh kiện \/ MPN\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb\"\u003eSMD8540-16Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb;font-weight:600;width:42%\"\u003eHãng sản xuất\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb\"\u003eXHXDZ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb;font-weight:600;width:42%\"\u003eMã LCSC\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb\"\u003eC50387085\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb;font-weight:600;width:42%\"\u003eKiểu đóng gói \/ lắp đặt\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb\"\u003eSMD,8.5x8.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb;font-weight:600;width:42%\"\u003eNhóm linh kiện\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb\"\u003eCòi buzzer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb;font-weight:600;width:42%\"\u003eĐiện áp định mức\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb;font-weight:600;width:42%\"\u003eĐiện áp hoạt động\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb\"\u003e2.5V~4.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb;font-weight:600;width:42%\"\u003eTần số\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb\"\u003e2.7kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb;font-weight:600;width:42%\"\u003eDòng hoạt động\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb\"\u003e80mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb;font-weight:600;width:42%\"\u003eĐiện áp\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb;font-weight:600;width:42%\"\u003eDòng điện\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border-bottom:1px solid #e5e7eb\"\u003e80mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3 style=\"color:#173b57;margin-top:24px\"\u003eỨng dụng tham khảo\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli style=\"margin:6px 0\"\u003eMạch cảnh báo, báo trạng thái và báo lỗi\u003c\/li\u003e\n\u003cli style=\"margin:6px 0\"\u003eThiết bị đo lường, điều khiển và tự động hóa\u003c\/li\u003e\n\u003cli style=\"margin:6px 0\"\u003eThiết bị điện tử, IoT và sản phẩm nhúng\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"margin-top:24px;padding:18px;border-left:4px solid #315b7d;background:#f8fafc;border-radius:8px\"\u003e\n\u003cstrong\u003eTechcore Việt Nam\u003c\/strong\u003e\u003cbr\u003eHỗ trợ tra cứu mã linh kiện, đối chiếu thông số, tìm mã thay thế và nhập khẩu linh kiện theo yêu cầu. Website: \u003cstrong\u003etechcorevn.com\u003c\/strong\u003e.\u003c\/div\u003e\n\u003ch3 style=\"color:#173b57;margin-top:24px\"\u003eGợi ý sản phẩm liên quan\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003ca href=\"\/search?q=%C4%90i%E1%BB%87n+tr%E1%BB%9F\" style=\"display:inline-block;margin:4px;padding:7px 10px;border:1px solid #dbe4ee;border-radius:8px;text-decoration:none\"\u003eĐiện trở\u003c\/a\u003e \u003ca href=\"\/search?q=T%E1%BB%A5+%C4%91i%E1%BB%87n\" style=\"display:inline-block;margin:4px;padding:7px 10px;border:1px solid #dbe4ee;border-radius:8px;text-decoration:none\"\u003eTụ điện\u003c\/a\u003e \u003ca href=\"\/search?q=Diode\" style=\"display:inline-block;margin:4px;padding:7px 10px;border:1px solid #dbe4ee;border-radius:8px;text-decoration:none\"\u003eDiode\u003c\/a\u003e \u003ca href=\"\/search?q=IC+qu%E1%BA%A3n+l%C3%BD+ngu%E1%BB%93n\" style=\"display:inline-block;margin:4px;padding:7px 10px;border:1px solid #dbe4ee;border-radius:8px;text-decoration:none\"\u003eIC quản lý nguồn\u003c\/a\u003e \u003ca href=\"\/search?q=MOSFET\" style=\"display:inline-block;margin:4px;padding:7px 10px;border:1px solid #dbe4ee;border-radius:8px;text-decoration:none\"\u003eMOSFET\u003c\/a\u003e \u003ca href=\"\/search?q=Transistor\" style=\"display:inline-block;margin:4px;padding:7px 10px;border:1px solid #dbe4ee;border-radius:8px;text-decoration:none\"\u003eTransistor\u003c\/a\u003e \u003ca href=\"\/search?q=C%E1%BA%A3m+bi%E1%BA%BFn\" style=\"display:inline-block;margin:4px;padding:7px 10px;border:1px solid #dbe4ee;border-radius:8px;text-decoration:none\"\u003eCảm biến\u003c\/a\u003e \u003ca href=\"\/search?q=Relay\" style=\"display:inline-block;margin:4px;padding:7px 10px;border:1px solid #dbe4ee;border-radius:8px;text-decoration:none\"\u003eRelay\u003c\/a\u003e \u003ca href=\"\/search?q=Bo+m%E1%BA%A1ch+ph%C3%A1t+tri%E1%BB%83n\" style=\"display:inline-block;margin:4px;padding:7px 10px;border:1px solid #dbe4ee;border-radius:8px;text-decoration:none\"\u003eBo mạch phát triển\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#64748b;margin-top:20px\"\u003eLưu ý: thông số kỹ thuật cần được đối chiếu với datasheet của nhà sản xuất trước khi thiết kế hoặc thay thế trong mạch.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Google Merchant image resync 2026-08-19 --\u003e","brand":"Techcore Việt Nam","offers":[{"title":"Default Title","offer_id":46402310799496,"sku":"TCVN-C50387085","price":8401.0,"currency_code":"VND","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/4953\/6648\/files\/1D0698F89DDDD4647C0E097B9FC344FC.jpg?v=1786726061","url":"https:\/\/techcorevn.com\/products\/coi-buzzer-smd8540-16-xhxdz-smd-8-5x8-5mm-3-6v-2-5v-4-5v","provider":"Techcore Việt Nam","version":"1.0","type":"link"}