{"product_id":"2a-4a-10a-18a-emi-power-filter-module-high-efficiency-dc-power-supply-filter-diy-audio-secondary-common-mode-emi-power-filter","title":"2A 4A 10A 18A EMI Power Filter Module High Efficiency DC Power Supply Filter DIY Audio Secondary Common Mode EMI Power Filter","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eApplication\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eComputer\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003ediymore\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eChoice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCondition\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNew\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enone\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\u003cp\u003e\u003cspan\u003ePackage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eSOP\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eSupply Voltage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e110--250V\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eVoltage Regulator\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eis_customized\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eYes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003esemi_Choice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003ckse:widget data-widget-type=\"customText\" id=\"1005000001197239\" type=\"custom\"\u003e\u003c\/kse:widget\u003e\u003ckse:widget data-widget-type=\"customText\" id=\"1005000001206402\" type=\"relation\"\u003e\u003c\/kse:widget\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eProduct features:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eAdopting two-stage filtering results in better noise removal\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eThis module can be used in conjunction with a decoder or power amplifier to filter high-frequency noise from the power supply\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eIt can eliminate mains interference, purify the power supply, significantly improve the sound quality of the power amplifier, enhance resolution, and make the background quiet.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eThe main function is to eliminate differential mode interference, with a capacity range of 0.01UF to 0.47UF\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eAvailable in four specifications: 2A, 4A, 10A, and 18A, convenient to use, easy to operate, and easy to connect and use\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eProduct parameters:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eName: Secondary Common Mode EMI Power Filter\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eInput voltage: single-phase DC 110-250V\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eOutput voltage: single-phase DC 110-250V\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eRated load current: 2A, 4A, 10A, 18A, 4 specifications available\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eInput port: Three wire 7.62 socket input\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eOutput port: 2-wire 7.62 socket output\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eProduct Introduction:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eThe internal circuit of a two-stage composite EMI filter, due to the use of two-stage (also known as two-stage) filtering, has a better effect on filtering noise. It can effectively suppress the problem of rapid transient group pulse interference with a repetition frequency of several thousand hertz in certain user sites.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e2. This module, when used in conjunction with a decoder or power amplifier, can filter high-frequency noise from the power supply, eliminate mains interference, purify the power supply, significantly improve the sound quality of the power amplifier, enhance resolution, and make the background quiet.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eThe input GND needs to be connected to the ground wire of the power cord, and can also be connected to the chassis shell. Depending on the specific situation, please pay attention to the direction when welding the common mode inductor. Please install and weld according to the markings on the circuit board and the baby picture.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eCommon knowledge of high-frequency electromagnetic interference EMI filters:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e1. For high-frequency electromagnetic interference (EMI), generally three technologies can be used for power filtering to suppress interference noise. In practical use, two or even multiple technologies are often mixed. They are:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eAdd a capacitor, also known as the X capacitor, between the live and zero lines of the power supply. Select X2 type, mainly used to eliminate differential mode interference, with a capacity range of 0.01UF -0.47UF.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e2. Add capacitance between the power cord and ground wire, that is, Y capacitance. Select Y2 type, mainly to eliminate common mode interference, with a capacity range of 2200pF~0.1 μ F。 To reduce leakage current, the capacitance should not exceed 0.1 μ F. This circuit board uses 3300PF.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e3. Common mode suppression, common mode inductance (suppression coils on two power lines). When the rated current is high, the wire diameter of the common mode choke should also be correspondingly increased to withstand larger currents. In addition, increasing the inductance appropriately can improve the low-frequency attenuation characteristics, and this line adopts 10MH.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003ePackage included:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e1 x 2A 4A 10A 18A EMI Power Filter Module High Efficiency DC Power Supply Filter DIY Audio Secondary Common Mode EMI Power Filter\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S1b39bea1ab1b4c10bce7fbb1c8f4018dL.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Se7c74a7b44b04930a5522bbed99d0f499.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S889c8e5b6b644c4ab0b913c635cfe98a8.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S2f6a97842206437798fbfe7a7113d3a8b.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sef22e1391a9e4379b1789679526bd7aeh.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S7b022d2a21bd447eb2d63184505194bav.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sd6fad6238b63412cbe700c98fc73b04fD.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e","brand":"Yoeruyo","offers":[{"title":"4A","offer_id":55092640186667,"sku":"14:771#4A","price":32.36,"currency_code":"USD","in_stock":true},{"title":"10A","offer_id":55092640219435,"sku":"14:1052#10A","price":31.5,"currency_code":"USD","in_stock":true},{"title":"18A","offer_id":55092640252203,"sku":"14:496#18A","price":32.9,"currency_code":"USD","in_stock":true},{"title":"2A","offer_id":55092640284971,"sku":"14:1254#2A","price":22.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/S5fc1bbc0637341c681b2bead39e0efedH.webp?v=1787893395","url":"https:\/\/yoeruyo.com\/products\/2a-4a-10a-18a-emi-power-filter-module-high-efficiency-dc-power-supply-filter-diy-audio-secondary-common-mode-emi-power-filter","provider":"Yoeruyo","version":"1.0","type":"link"}