{"product_id":"lm2596-3a-dc-dc-adjustable-step-down-buck-converter-module-with-voltmeter-display","title":"LM2596 3A DC-DC Adjustable Step-Down Buck Converter Module with Voltmeter Display","description":"\u003cp data-path-to-node=\"4\" id=\"p-rc_7f70cb177e31c9cd-188\"\u003e\u003cspan class=\"citation-307 citation-end-307\"\u003eWhen your electronics project requires you to step down a higher-voltage battery or power brick to a specific, lower logic voltage, the LM2596 buck converter is the classic solution.\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-306 citation-end-306\"\u003eThis specific upgraded module takes the highly reliable, 150 kHz high-frequency switching technology of the standard LM2596 board and pairs it with a bright, 3-digit 7-segment LED display.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-305 citation-end-305\"\u003eThis built-in voltmeter completely eliminates the guesswork from adjusting your voltage, providing real-time readouts right on your printed circuit board.\u003csup class=\"superscript\" data-turn-source-index=\"4\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\" id=\"p-rc_7f70cb177e31c9cd-189\"\u003e\u003cspan class=\"citation-304 citation-end-304\"\u003eBy simply turning the onboard precision multi-turn potentiometer with a small screwdriver, you can smoothly dial in your exact required output voltage anywhere from 1.25 Volts up to 37 Volts.\u003csup class=\"superscript\" data-turn-source-index=\"5\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-303 citation-end-303\"\u003eA convenient tactile push-button next to the display allows you to instantly toggle the screen between showing the incoming voltage and the outgoing voltage, indicated by two small LED status lights.\u003csup class=\"superscript\" data-turn-source-index=\"6\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-302 citation-end-302\"\u003eCapable of comfortably delivering a continuous 2 Amps of current, it is an absolute essential component for custom DIY power supplies, battery-powered robotics, and complex automotive electronics.\u003csup class=\"superscript\" data-turn-source-index=\"7\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003e\u003cb data-path-to-node=\"6\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"7\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,0,0\" id=\"p-rc_7f70cb177e31c9cd-190\"\u003e\u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"0\"\u003eIntegrated Digital Voltmeter:\u003c\/b\u003e\u003cspan class=\"citation-301 citation-end-301\"\u003e Features a bright red, 3-digit LED display that accurately reads voltages from 0 to 40 Volts, saving you the hassle of holding multimeter probes to the board during adjustment.\u003csup class=\"superscript\" data-turn-source-index=\"8\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,1,0\" id=\"p-rc_7f70cb177e31c9cd-191\"\u003e\u003cspan class=\"citation-300\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-300\"\u003eInput\/Output Toggle Switch:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-300 citation-end-300\"\u003e A single push-button allows you to switch the display between monitoring the incoming supply voltage and the regulated output voltage, while a long press turns the display off to save power.\u003csup class=\"superscript\" data-turn-source-index=\"9\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,2,0\" id=\"p-rc_7f70cb177e31c9cd-192\"\u003e\u003cspan class=\"citation-299\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"7,2,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-299\"\u003eVoltmeter Calibration:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-299 citation-end-299\"\u003e The display features a fine-tuning calibration mode, allowing you to manually adjust the readout to perfectly match a high-precision laboratory multimeter if needed.\u003csup class=\"superscript\" data-turn-source-index=\"10\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,3,0\"\u003e\u003cb data-path-to-node=\"7,3,0\" data-index-in-node=\"0\"\u003eFully Adjustable Output:\u003c\/b\u003e The onboard 25-turn precision trimpot gives you absolute, granular control over your output voltage, ensuring your sensitive logic chips receive exactly the power they require.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,4,0\" id=\"p-rc_7f70cb177e31c9cd-193\"\u003e\u003cspan class=\"citation-298\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"7,4,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-298\"\u003eWide Input Range:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-298 citation-end-298\"\u003e Readily accepts input voltages from 4.2 Volts all the way up to 40 Volts DC, making it highly compatible with standard 5V USB lines, 12V car batteries, and large 24V industrial power rails.\u003csup class=\"superscript\" data-turn-source-index=\"11\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"8\"\u003e\u003cb data-path-to-node=\"8\" data-index-in-node=\"0\"\u003ePerfect For\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"9\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,0,0\"\u003e\u003cb data-path-to-node=\"9,0,0\" data-index-in-node=\"0\"\u003eCustom Bench Power Supplies:\u003c\/b\u003e Acting as the variable-voltage core and digital readout for a DIY laboratory power supply for testing electronic components.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,1,0\"\u003e\u003cb data-path-to-node=\"9,1,0\" data-index-in-node=\"0\"\u003eBattery-Powered Projects:\u003c\/b\u003e Highly efficient power conversion ensures you get the absolute maximum run-time out of your multi-cell lithium or lead-acid batteries while actively monitoring their charge level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,2,0\"\u003e\u003cb data-path-to-node=\"9,2,0\" data-index-in-node=\"0\"\u003eAutomotive Electronics:\u003c\/b\u003e Dropping a car's noisy, fluctuating 12-to-14 Volt alternator system down to a clean, steady voltage for custom dashboard displays and sensors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,3,0\" id=\"p-rc_7f70cb177e31c9cd-194\"\u003e\u003cb data-path-to-node=\"9,3,0\" data-index-in-node=\"0\"\u003eMicrocontroller Power:\u003c\/b\u003e\u003cspan class=\"citation-297 citation-end-297\"\u003e Safely stepping down 9-Volt or 12-Volt battery packs to provide a rock-solid, verified 5-Volt rail for Arduino and Raspberry Pi development boards.\u003csup class=\"superscript\" data-turn-source-index=\"12\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"10\"\u003e\u003cb data-path-to-node=\"10\" data-index-in-node=\"0\"\u003eTechnical Specifications\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"11\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,0,0\"\u003e\u003cb data-path-to-node=\"11,0,0\" data-index-in-node=\"0\"\u003eDevice Type:\u003c\/b\u003e DC-DC Step-Down (Buck) Switching Converter with Voltmeter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,1,0\" id=\"p-rc_7f70cb177e31c9cd-195\"\u003e\u003cspan class=\"citation-296\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"11,1,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-296\"\u003eMain Control Chip:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-296 citation-end-296\"\u003e LM2596S\u003csup class=\"superscript\" data-turn-source-index=\"13\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,2,0\" id=\"p-rc_7f70cb177e31c9cd-196\"\u003e\u003cspan class=\"citation-295\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"11,2,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-295\"\u003eInput Voltage Range:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-295 citation-end-295\"\u003e 4.2 Volts to 40.0 Volts DC\u003csup class=\"superscript\" data-turn-source-index=\"14\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,3,0\" id=\"p-rc_7f70cb177e31c9cd-197\"\u003e\u003cspan class=\"citation-294\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"11,3,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-294\"\u003eAdjustable Output Voltage:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-294 citation-end-294\"\u003e 1.25 Volts to 37.0 Volts DC\u003csup class=\"superscript\" data-turn-source-index=\"15\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,4,0\"\u003e\u003cb data-path-to-node=\"11,4,0\" data-index-in-node=\"0\"\u003eMaximum Output Current:\u003c\/b\u003e 2.0 Amps continuous (3.0 Amps maximum with an added heatsink)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,5,0\"\u003e\u003cb data-path-to-node=\"11,5,0\" data-index-in-node=\"0\"\u003eVoltmeter Accuracy:\u003c\/b\u003e ±0.1 Volts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,6,0\" id=\"p-rc_7f70cb177e31c9cd-198\"\u003e\u003cspan class=\"citation-293\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"11,6,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-293\"\u003eSwitching Frequency:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-293 citation-end-293\"\u003e 150 kHz\u003csup class=\"superscript\" data-turn-source-index=\"16\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,7,0\" id=\"p-rc_7f70cb177e31c9cd-199\"\u003e\u003cspan class=\"citation-292\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"11,7,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-292\"\u003eModule Dimensions:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-292 citation-end-292\"\u003e Approximately 66mm x 36mm x 14mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42873556205639,"sku":null,"price":500.0,"currency_code":"KES","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/71HfxNInzjL._AC_SL1500.jpg?v=1781291518","url":"https:\/\/www.ktechnics.com\/products\/lm2596-3a-dc-dc-adjustable-step-down-buck-converter-module-with-voltmeter-display","provider":"K-TECHNICS","version":"1.0","type":"link"}