{"product_id":"lm317-adjustable-dc-voltage-regulator-module","title":"LM317 Adjustable DC-DC Step-Down Voltage Regulator Module","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003e\n\u003cstrong\u003eLM317 Adjustable DC Step-Down Voltage Regulator Module 1.2V–37V\u003c\/strong\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003chr\u003e\n\u003cp\u003eThe \u003cstrong\u003eLM317 DC-DC Step-Down Power Converter Module\u003c\/strong\u003e is an adjustable linear voltage regulator module designed to convert a higher DC input voltage into a lower, regulated DC output voltage. The output voltage can be adjusted from approximately \u003cstrong\u003e1.2V to 37V\u003c\/strong\u003e, making the module useful for powering different electronic circuits that require a specific voltage level. Its compact design makes it convenient for DIY electronics, prototyping, and power-supply applications. The module supports an input voltage range of approximately \u003cstrong\u003e4.2V to 40V DC\u003c\/strong\u003e and provides an output current capability of up to \u003cstrong\u003e1.5A\u003c\/strong\u003e, depending on input\/output voltage difference, load, and thermal conditions. With clearly defined \u003cstrong\u003eVIN, GND, VOUT, and GND terminals\u003c\/strong\u003e, the module is easy to integrate into electronic circuits and custom power-supply projects.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e The LM317 is a \u003cstrong\u003elinear regulator\u003c\/strong\u003e, not a switching buck converter. It dissipates the voltage difference between input and output as heat, so adequate heat dissipation is required at higher load currents or larger voltage drops.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Output Voltage:\u003c\/strong\u003e Approximately 1.2V to 37V DC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Input Range:\u003c\/strong\u003e Approximately 4.2V to 40V DC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.5A Output Capability:\u003c\/strong\u003e Suitable for compatible low- to medium-power circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLM317 Regulator:\u003c\/strong\u003e Reliable adjustable linear voltage regulation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Module:\u003c\/strong\u003e Approx. 35.6 × 16.8mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple Connections:\u003c\/strong\u003e Clearly marked VIN, GND, VOUT, and GND.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIY Friendly:\u003c\/strong\u003e Suitable for electronics prototyping and custom power supplies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Regulation:\u003c\/strong\u003e Output can be set according to circuit requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Applications:\u003c\/strong\u003e Useful for embedded systems, sensors, development boards, and electronic circuits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAdjustable Linear Voltage Regulator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRegulator IC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLM317\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.2V–40V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAdjustable Output Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.2V–37V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 1.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMinimum Output Current Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTypical Current Capability\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 2.2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Input-Output Differential\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0°C–125°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIC Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-55°C to 150°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharacteristic Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e35.6mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16.8mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVIN (+), GND (−)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVOUT (+), GND (−)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRegulator Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLinear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAdjustable DC power supplies\u003c\/li\u003e\n\u003cli\u003eDIY electronics projects\u003c\/li\u003e\n\u003cli\u003eElectronic circuit prototyping\u003c\/li\u003e\n\u003cli\u003eSensor power supplies\u003c\/li\u003e\n\u003cli\u003eMicrocontroller projects\u003c\/li\u003e\n\u003cli\u003eDevelopment board power supply\u003c\/li\u003e\n\u003cli\u003eEmbedded systems\u003c\/li\u003e\n\u003cli\u003eLED circuits\u003c\/li\u003e\n\u003cli\u003eBattery-powered projects\u003c\/li\u003e\n\u003cli\u003eAudio electronics\u003c\/li\u003e\n\u003cli\u003eInstrumentation circuits\u003c\/li\u003e\n\u003cli\u003eRobotics projects\u003c\/li\u003e\n\u003cli\u003eEducational electronics\u003c\/li\u003e\n\u003cli\u003eVoltage regulation experiments\u003c\/li\u003e\n\u003cli\u003eCustom power supply circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003ePrecautions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDo not exceed the specified \u003cstrong\u003e40V DC maximum input voltage\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eEnsure the input voltage is higher than the required output voltage.\u003c\/li\u003e\n\u003cli\u003eVerify \u003cstrong\u003eVIN, VOUT, and GND polarity\u003c\/strong\u003e before powering the module.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit the output.\u003c\/li\u003e\n\u003cli\u003eThe LM317 is a \u003cstrong\u003elinear regulator and can become hot during operation\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eUse adequate heat dissipation when operating at higher currents or with a large input\/output voltage difference.\u003c\/li\u003e\n\u003cli\u003eDo not exceed the recommended output current.\u003c\/li\u003e\n\u003cli\u003eAvoid operating the module continuously at maximum current without suitable thermal management.\u003c\/li\u003e\n\u003cli\u003eDo not connect AC mains voltage directly to the module.\u003c\/li\u003e\n\u003cli\u003eUse a stable DC input supply.\u003c\/li\u003e\n\u003cli\u003eDisconnect power before modifying circuit connections.\u003c\/li\u003e\n\u003cli\u003eCheck the output voltage with a multimeter before connecting sensitive electronics.\u003c\/li\u003e\n\u003cli\u003eKeep the module away from water, conductive surfaces, and excessive heat.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MakerBazar.in","offers":[{"title":"Default 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