{"product_id":"20pcs-cjmcu-2662-lm2662-1-5-5-5v-400ma-negative-polarity-inversion-capacitor-switch-board-negative-voltage-converter-power-supply-module","title":"20pcs CJMCU-2662 LM2662 1.5-5.5V 400mA Negative Polarity Inversion Capacitor Switch Board Negative Voltage Converter Power Supply Module","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 16px;\"\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e1. Polarity inversion module, for the same positive voltage into a negative voltage. To provide for the op amp negative supply and negative reference.Enter a positive voltage, a negative voltage output.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e2. Maximum current 200mA, enough to supply the op amp negative supply, negative reference and other needs.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. The charge pump circuit is simple, small size, low ripple 15mv !!!\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e4. The maximum efficiency of 99%.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 16px;\"\u003e\u003cstrong\u003ePrecautions:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e1. The charge pump output resistance is non-regulated, as the output current increases, the voltage will gradually decline, this is a normal phenomenon, be sure to know!\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e2. Do not reverse the polarity of the input and output, as this may damage the module!\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. Input voltage should not exceed the limit. LM2662 model maximum 5.5V, otherwise burn out!\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 16px;\"\u003e\u003cstrong\u003eModule Selection:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003eLM2662 Model: Theory current 200mA, the actual maximum output current up to 400mA, the input voltage 1.5-5.5V. With frequency selection and low input selection.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003eThe charge pump type polarity reversal module adapted to generate a negative voltage reference, the op amp negative power supply and other low current applications.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 16px;\"\u003e\u003cstrong\u003ePin definition:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003eV +: Positive voltage input;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003eV-: Negative voltage output terminal;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003eGND: power ground.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003eFC sign: LM2662 frequency selection terminal, short circuit 150KHZ, disconnect 20KHZ (ICL7660 invalid), it is strongly recommended that short FC, ultra-low ripple.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003eLV logo: Low selection terminal, the input voltage is less than 3.5V short circuit, can improve output performance.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 16px;\"\u003ePackage included:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e20 x LM2662 Voltage Converter Supply Module\u003c\/span\u003e\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/66\/27\/3554369e-9649-4a83-896b-62f937584101.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/C6\/A3\/d26243f3-6f53-4e81-9963-1251046452d9.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/3B\/72\/b12d073f-f71d-44e9-896e-503f6e8680b9.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/63\/8D\/32412b9a-7cc1-4d82-a0be-e27d53d8abb2.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/39\/D7\/39f7b00a-5545-4fd1-930c-0ef011772564.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/74\/F0\/f16b1f2e-fd74-4a61-95de-43f1f83b06e1.jpg\"\u003e","brand":"Electronic Pro","offers":[{"title":"Default Title","offer_id":35527874511004,"sku":"1652479","price":1704.93,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2787\/9162\/products\/3554369e-9649-4a83-896b-62f937584101.jpg?v=1597414694","url":"https:\/\/www.electronicpro.co.za\/products\/20pcs-cjmcu-2662-lm2662-1-5-5-5v-400ma-negative-polarity-inversion-capacitor-switch-board-negative-voltage-converter-power-supply-module","provider":"Electronic Pro ","version":"1.0","type":"link"}