{"product_id":"lm2596-dc-dc-3a-adjustable-step-down-module-lm2596-constant-current-voltage-regulator-high-efficiency-low-heat","title":"LM2596 DC-DC 3A Adjustable Step-down Module LM2596 Constant Current Voltage Regulator High Efficiency Low Heat","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\"\u003eNoEnName_Null\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\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eModule\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 style=\"text-align:center\" align=\"center\"\u003e\u003cspan style=\"font-size:18px\"\u003eLM2596 DC-DC 3A Adjustable Step-down Module LM2596 Constant Current Voltage Regulator High Efficiency Low Heat\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:18px\"\u003eProduct parameters:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e1. Module nature: Non isolated voltage reducing module\u003c\/p\u003e\u003cp\u003e2. Rectification method: asynchronous rectification\u003c\/p\u003e\u003cp\u003e3. Input voltage: DC7V-35V\u003c\/p\u003e\u003cp\u003e4. Output voltage: DC1.25V-30V\u003c\/p\u003e\u003cp\u003e5. Output current: maximum 3A (adjustable)\u003c\/p\u003e\u003cp\u003e6. Conversion efficiency: 92% (highest)\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:18px\"\u003einstructions：\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eThis module is an adjustable voltage reduction module that can change the output voltage by adjusting the voltage potentiometer. The input and output voltage difference is 2V. The IN - (input negative), IN+(input positive), OUT - (output negative), and OUT+(output positive) marked on the module must be connected correctly, otherwise it may cause damage to the module.\u003c\/p\u003e\u003cp\u003e1. Battery charging usage method:\u003c\/p\u003e\u003cp\u003e① Determine the float charging voltage and charging current of the rechargeable battery you need, as well as the input voltage of the module;\u003c\/p\u003e\u003cp\u003e② Adjust the constant voltage potentiometer to adjust the output voltage to around 5V;\u003c\/p\u003e\u003cp\u003e③ Measure the output short-circuit current with a multimeter in 10A current mode, and adjust the constant current potentiometer to achieve the predetermined charging current value\u003c\/p\u003e\u003cp\u003e④ The default shipment of the charging to lamp power supply is 0.1 times the charging current (constant current value). If adjustment is needed, please adjust the lamp current potentiometer; (Usually does not require adjustment)\u003c\/p\u003e\u003cp\u003e⑤ Adjust the constant voltage potentiometer to make the output voltage reach the float charging voltage;\u003c\/p\u003e\u003cp\u003e⑥ Connect the battery and try charging.\u003c\/p\u003e\u003cp\u003e(Steps 1, 2, 3, 4, and 5 are to connect the module input to the power supply and the output to no load without connecting the battery)\u003c\/p\u003e\u003cp\u003e2. Usage of LED constant current driver:\u003c\/p\u003e\u003cp\u003e① Determine the operating current and maximum operating voltage required to drive the LED;\u003c\/p\u003e\u003cp\u003e② Adjust the constant voltage potentiometer to adjust the output voltage to around 5V.\u003c\/p\u003e\u003cp\u003e③ Measure the output short-circuit current with a multimeter in 10A current mode, and adjust the constant current potentiometer to achieve the predetermined LED operating current;\u003c\/p\u003e\u003cp\u003e④ Adjust the constant voltage potentiometer to make the output voltage reach the working voltage of the LED;\u003c\/p\u003e\u003cp\u003e⑤ Connect the LED and test the machine.\u003c\/p\u003e\u003cp\u003e(Steps 1, 2, 3, and 4 are to connect the module input to the power supply, and the output is unloaded without connecting the LED light)\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S9700af39c6aa44ea9497bdc07de71617x.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S7ba5d2e2d8a943eaa7f5da4dc8e9f467C.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S653bbed3979b4c0db51a36ca31abb9acg.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Se898b83db1bf4b5a93604480829617b2j.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S11a969582c724bfea6d32cb7260db19fl.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e","brand":"Five+","offers":[{"title":"Default Title","offer_id":54053272781107,"sku":"\u003cnone\u003e","price":2.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/4149\/1763\/files\/S7ba5d2e2d8a943eaa7f5da4dc8e9f467C.webp?v=1789017658","url":"https:\/\/www.fiiveplus.com\/products\/lm2596-dc-dc-3a-adjustable-step-down-module-lm2596-constant-current-voltage-regulator-high-efficiency-low-heat","provider":"Five+","version":"1.0","type":"link"}