{"product_id":"tda1541-pcb-blank-board-fourth-edition-immersion-gold-board-1","title":"TDA1541 PCB Blank Board Fourth Edition Immersion Gold Board","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNONE\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCertification\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNONE\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eDIY Supplies\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eElectrical\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cp\u003e \u003c\/p\u003e \n\u003cdiv style=\"display:mangofig\"\u003e \n \u003cdiv\u003e \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003eThe board size is 15CMX18CM, 2.0 thick, 2oz copper platinum.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e   \n  \u003cp\u003e \u003c\/p\u003e   \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003eThe fire ox needs double 18-20 volts, single 12-15 volts, single 9-12 volts.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e   \n  \u003cp\u003e \u003c\/p\u003e   \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003eInput mode supports coaxial and optical fiber.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e   \n  \u003cp\u003e \u003c\/p\u003e   \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003eSelect LES for input signal.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e   \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003eLES is a coaxial input or optical input switch, the default is coaxial input, short circuit is optical input.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e   \n  \u003cp\u003e \u003c\/p\u003e   \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003eAdd two LEDs for coaxial and optical switching instructions, so that the input signal selection is clear at a glance.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e   \n  \u003cp\u003e \u003c\/p\u003e   \n  \u003cp\u003e \u003c\/p\u003e   \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003e  About 1541 board power supply voltage and debugging.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e   \n  \u003cp\u003e \u003c\/p\u003e   \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003eAC dual 20 volts rectified by MR756 or BY228 317 and 337 independently stabilized 15 volts to 18 volts for operational amplifier chips.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e   \n  \u003cp\u003e \u003c\/p\u003e   \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003eAC single 15 volts are rectified by MR756 or BY228. Three groups of 317 independent regulated positive 5 volts are supplied to CS8412, SAA7220, 1541 respectively.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e   \n  \u003cp\u003e \u003c\/p\u003e   \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003eAC single 12 volts are rectified by MR756 or BY228, and two sets of 337 independently stabilized negative 5 volts and negative 15 volts are supplied to 1541 respectively.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e   \n  \u003cp\u003e \u003c\/p\u003e   \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003eQ1 and Q2 adjust and stabilize 15V to 18V for operational amplifier\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e   \n  \u003cp\u003e \u003c\/p\u003e   \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003eQ3 adjusts the voltage regulator positive 5 volts for CS8412\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e   \n  \u003cp\u003e \u003c\/p\u003e   \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003eQ4 adjusts the voltage regulator positive 5 volts for TDA1541\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e   \n  \u003cp\u003e \u003c\/p\u003e   \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003eQ5 adjusts the regulated negative 5 volts for TDA1541\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e   \n  \u003cp\u003e \u003c\/p\u003e   \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003eQ6 adjusts and stabilizes negative 15 volts for TDA1541\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e   \n  \u003cp\u003e \u003c\/p\u003e   \n  \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000\"\u003e\u003cspan style=\"font-family:arial,helvetica,sans-serif\"\u003e\u003cspan style=\"font-size:16px\"\u003eQ7 adjusts the voltage regulator to 5 volts for SAA7220\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e \n  \u003cbr\u003e   \n \u003c\/div\u003e \n \u003cbr\u003e   \n\u003c\/div\u003e \n\u003cp\u003e  \u003c\/p\u003e \n\u003cp\u003e  \u003c\/p\u003e \n\u003cp\u003e  \u003c\/p\u003e \n\u003cp\u003e  \u003c\/p\u003e \n\u003cp\u003e \u003c\/p\u003e \n\u003cp\u003e\u003c\/p\u003e \n\u003cp\u003e\u003c\/p\u003e \n\u003cp\u003e\u003c\/p\u003e \n\u003cp\u003e\u003c\/p\u003e \n\u003cp\u003e \u003c\/p\u003e \n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\r\n","brand":"Yoeruyo","offers":[{"title":"Default Title","offer_id":55368941175083,"sku":"\u003cnone\u003e","price":190.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/Sd8d953bef9cf47768574d7ab7cd05797S.webp?v=1788318564","url":"https:\/\/yoeruyo.com\/products\/tda1541-pcb-blank-board-fourth-edition-immersion-gold-board-1","provider":"Yoeruyo","version":"1.0","type":"link"}