{"type":"product","schema_version":"1.0","item_id":"100598860001","canonical_url":"https://tw.bid.yahoo.com/item/100598860001","title":"4針 光敏二極體模組 光敏模組 光線檢測 亮度檢測 W177.0427","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-07-13T20:55:37.609Z","current_price":13,"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/79fd76d8-ade9-44c7-82f4-7271ec396d4b.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/8de6d74a-f2b3-46ba-9f52-1250157a04b8.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/78ac89ec-a305-49a6-838a-17fd18f355c8.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null}],"description":"產品參數:\n\n產品名稱：光敏二極體模組（數字開關量DO輸出0/1）    \n\n產品尺寸：45.50mm * 14.10mm* 8.50mm (長x寬x高)\n\n顏    色： 藍     色           產品重量：3.40g(含包裝)\n\n包    裝：單個模組靜電袋包裝   材    料：FR4+電子元器\n\n產品尺寸圖：\n\n \n\n產品原理圖:\n\n \n\n產品描述:\n\n  光敏二極體模組對環境光強最敏感，一般用來檢測周圍環境的亮度和光強，在大多數場合可以與光敏電阻感測器模組通用，二者區別在於，光敏二極體模組方向性較好，可以感知固定方向的光源。\n\n      該感測器模組對環境光線適應能力強，其採用光敏二極體感測器進行環境光線檢測，模組在環境光線無光或亮度達不到設定閾值時，DO端輸出高電平，當外界環境光線亮度超過設定閾值時，DO端輸出低電平，工作電壓為3.3V-5V。該感測器的亮度可以通過電位器調節。光敏電阻模組對環境光線最敏感，一般用來檢測周圍環境的光線的亮度，觸發單片機或繼電器模組等。DO輸出端可以直接驅動本店繼電器模組，由此可以組成一個光控開關。\n\n \n\n產品性能：\n\n1. .當環境光線無光或亮度達不到設定閾值時，DO端輸\n\n出、高電平，當外界環境光線亮度超過設定閾值時，DO\n\n端輸出低電平。檢測亮度可以通過電位器進行調節，順時\n\n針調電位器，檢測亮度增加；逆時針調電位器，檢測亮度\n\n減少。\n\n2.比較器輸出，信號乾淨，波形好，驅動能力強，超過\n\n15mA。\n\n3.感測器模組輸出端口OUT可直接與單片機IO口連接即\n\n可，也可以直接驅動一個5V繼電器；連接方式：VCC-\n\nVCC;GND-GND;OUT-IO\n\n4、可採用3.3V-5V直流電源對模組進行供電。當電源接通\n\n時，紅色電源指示燈點亮；\n\n使用說明：\n\n1 .VCC 外接3.3V-5V電壓（可以直接與5v單片機或者3.3v單片機相連）\n\n2 .GND外接GND\n\n3 .DO數字量輸出介面（0和1）\n\n4 .AO數字量輸出介面（模擬量）\n\n例程源代碼：\n\nint Led=13;//定義LED 介面\n\nint buttonpin=3; //定義光敏二極體感測器介面\n\nint val;//定義數字變數val\n\nvoid setup()\n\n{\n\npinMode(Led,OUTPUT);//定義LED 為輸出介面\n\npinMode(buttonpin,INPUT);//定義光敏二極體感測器為輸入介面\n\n}\n\nvoid loop()\n\n{\n\nval=digitalRead(buttonpin);//將數字介面3的值讀取賦給val\n\nif(val==LOW)//當光敏二極體感測器檢測有信號時，LED 亮\n\n{\n\ndigitalWrite(Led,HIGH);\n\n}","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}