{"product_id":"yahboom-mp2491c-power-module","title":"Yahboom YB-MVP01-V1.0 DC-DC 6-24V to 1.2-24V Step-Down Regulator Module with 5V 3.3V \u0026 Display","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThis DC-DC adjustable step-down voltage reduction and stabilization module is designed for powering electronic projects and development boards with a wide 6V-24V input range. It provides three independent outputs: a 1.2V-24V adjustable output plus fixed 5V and 3.3V regulated outputs, and includes a digital tube display for real-time output voltage monitoring.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide input range:\u003c\/strong\u003e 6V-24V DC input.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-channel independent outputs:\u003c\/strong\u003e 1.2V-24V adjustable output, 5V stable output, 3.3V stable output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital voltage display:\u003c\/strong\u003e Digital tube displays voltage; voltmeter error: ±1%.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMP2491C regulator solution:\u003c\/strong\u003e Conversion efficiency up to 95%; switching frequency 490kHz (low output voltage ripple).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent capability:\u003c\/strong\u003e Single channel supports a maximum load of 5A; when 3 channels work simultaneously, each supports a maximum load of 4.5A.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow ripple, stable output:\u003c\/strong\u003e Tested 5V ripple: 52mV; transient voltage drop from 0A to 5A: 200mV.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple power input interfaces:\u003c\/strong\u003e Supports several input connection methods.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn-board protection \u0026amp; indicators:\u003c\/strong\u003e Input reverse protection, output over-current protection, hiccup current-limiting protection, over-voltage protection, short-circuit protection, over-temperature shutdown protection; power indicator light and short-circuit indicator\/reminder.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjust knob direction:\u003c\/strong\u003e Turning clockwise increases voltage; turning counterclockwise reduces voltage.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput voltage\u003c\/td\u003e\n\u003ctd\u003e6V-24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdjustable output voltage\u003c\/td\u003e\n\u003ctd\u003e1.2V-24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFixed outputs\u003c\/td\u003e\n\u003ctd\u003e5V, 3.3V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput channels\u003c\/td\u003e\n\u003ctd\u003e3-channel independent voltage outputs (Channel 1: adjustable; Channel 2: 5V; Channel 3: 3.3V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax load (single channel)\u003c\/td\u003e\n\u003ctd\u003e5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax load (3 channels simultaneous)\u003c\/td\u003e\n\u003ctd\u003eEach channel max 4.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRegulator chip\u003c\/td\u003e\n\u003ctd\u003eMP2491C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConversion efficiency\u003c\/td\u003e\n\u003ctd\u003eUp to 95%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitching frequency\u003c\/td\u003e\n\u003ctd\u003e490kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eDigital tube voltage display; error ±1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRipple (tested at 5V output)\u003c\/td\u003e\n\u003ctd\u003e52mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransient voltage drop (0A to 5A)\u003c\/td\u003e\n\u003ctd\u003e200mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eInterfaces \u0026amp; Terminals\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput options (6V-24V input):\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003eDC5.5*2.5 interface connected to power adapter\u003c\/li\u003e\n\u003cli\u003eXH2.54-2Pin interface (battery box input)\u003c\/li\u003e\n\u003cli\u003eKF301-2P wiring terminal, spacing 5.08mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput terminals:\u003c\/strong\u003e VADJ-OUT (1.2V-24V adjustable), 5V-OUT (5V stable), 3V3-OUT (3.3V stable), GND\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn-board parts called out:\u003c\/strong\u003e Switch; power indicator light (power input indicator); short-circuit indicator light (short-circuit reminder); reverse polarity protection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eArduino, STM32, ESP32, Raspberry Pi power supply\u003c\/li\u003e\n\u003cli\u003eEmbedded controllers and MCU stable power supply\u003c\/li\u003e\n\u003cli\u003eSmart car\/robot power supply, robot competitions, electronics competitions\u003c\/li\u003e\n\u003cli\u003eLow-voltage and high-voltage electronic module power supply scenarios\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eUsage Notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eThis is a \u003cstrong\u003estep-down\u003c\/strong\u003e voltage regulator module: the input voltage must be higher than the set output voltage (recommended to maintain a voltage difference of 0.5V or more).\u003c\/li\u003e\n\u003cli\u003eExample note provided: for a stable 12V output, recommended input is 12.5V-24V.\u003c\/li\u003e\n\u003cli\u003eShort circuit reminder: when the output terminal is short-circuited, the power chip triggers protection and the blue indicator light turns off as a reminder to turn off power.\u003c\/li\u003e\n\u003cli\u003eThermal design: large-area copper thermal conductive zone on the bottom supports attaching heat sinks (heat sink needs to be prepared separately).\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor wiring, setup, or troubleshooting assistance, contact \u003ca href=\"https:\/\/rcdrone.top\/\" rel=\"nofollow\"\u003ehttps:\/\/rcdrone.top\/\u003c\/a\u003e or email \u003ca href=\"mailto:support@rcdrone.top\"\u003esupport@rcdrone.top\u003c\/a\u003e.\u003c\/p\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"Yahboom YB-MVP01-V1.0 DC-DC step-down regulator module with adjustable 1.2–24V plus 5V\/3.3V outputs\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage.jpg?v=1782294751\"\u003e\u003cp\u003eA wide-input buck regulator module for projects that need adjustable voltage plus dedicated 5V and 3.3V rails.\u003c\/p\u003e\n\u003cimg alt=\"Feature overview for the DC-DC buck module: wide 6–24V input, protection circuits, digital display, up to 5A output\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_a22a2de5-1418-4623-9162-ff1c341f42a6.jpg?v=1782294756\"\u003e\u003cp\u003eBuilt-in protection, a real-time voltage display, and multiple input options make wiring and testing faster.\u003c\/p\u003e\n\u003cimg alt=\"Top view of the regulator board with digital voltmeter, adjustment knob, and labeled VADJ\/5V\/3V3 output headers\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_d83c8391-e7d8-4354-8ca0-71713d5f3b13.jpg?v=1782294763\"\u003e\u003cp\u003eClearly labeled output terminals help keep the adjustable output separate from the fixed 5V and 3.3V rails.\u003c\/p\u003e\n\u003cimg alt=\"MP2491C voltage regulator highlight graphic describing the power-chip solution used on the step-down module\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_4f1475a4-1bfd-4954-9156-a56389d89dea.jpg?v=1782294769\"\u003e\u003cp\u003eThe MP2491C-based design targets high efficiency and low ripple for sensitive development boards.\u003c\/p\u003e\n\u003cimg alt=\"Oscilloscope test results illustrating low ripple and transient response for the 5V output on the step-down board\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_5bd94dad-543d-41e6-9148-f454f65a2ba4.jpg?v=1782294775\"\u003e\u003cp\u003eLow ripple and controlled transient drop support stable power delivery under changing loads.\u003c\/p\u003e\n\u003cimg alt=\"Three-channel output layout: 1.2–24V adjustable output plus independent 5V and 3.3V regulated outputs\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_c4ac040d-8a5f-4a79-8ab7-fd33524f1cd6.jpg?v=1782294781\"\u003e\u003cp\u003eRun an MCU, sensors, and peripherals from separate rails without external regulators.\u003c\/p\u003e\n\u003cimg alt=\"5A current output promotion graphic with the regulator module used as a power supply for a robot car platform\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_67f6da57-663d-407a-a4be-33ccdf4fa482.jpg?v=1782294788\"\u003e\u003cp\u003eDesigned for higher-current builds such as smart cars and robotics power systems.\u003c\/p\u003e\n\u003cimg alt=\"Digital tube voltage display examples at 1.2V, 5V, 12V and 24V for the adjustable output; ±1% meter error noted\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_e343f66b-ff4a-470f-b475-58a1ec4b9fb7.jpg?v=1782294793\"\u003e\u003cp\u003eThe onboard digital display makes it easy to dial in the target voltage during setup.\u003c\/p\u003e\n\u003cimg alt=\"Compatibility collage showing the module powering various boards and devices from adjustable, 5V, and 3.3V outputs\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_fdb0b4f5-4bde-4b59-b87e-b987eb3ca514.jpg?v=1782294800\"\u003e\u003cp\u003eUseful for Arduino, STM32, ESP32, and Raspberry Pi power scenarios where input voltage varies.\u003c\/p\u003e\n\u003cimg alt=\"Back side of the Yahboom board with large copper thermal areas for improved heat dissipation and optional heatsink pads\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_5621564d-0cfe-4bcb-92f8-f5eebb529f67.jpg?v=1782294806\"\u003e\u003cp\u003eLarge copper areas on the bottom help spread heat for more consistent performance.\u003c\/p\u003e\n\u003cimg alt=\"Multiple power input methods for the module: DC barrel jack, XH2.54 battery input, and screw terminal connections\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_730c1571-e07c-4c85-8ff5-3c10f63538c8.jpg?v=1782294812\"\u003e\u003cp\u003eChoose a barrel jack, battery connector, or screw terminal input to match your build.\u003c\/p\u003e\n\u003cimg alt=\"Application scenarios montage for the step-down regulator module in low\/high power control and robotics systems\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_05706dd0-282a-4be2-99ff-140a37e46adb.jpg?v=1782294818\"\u003e\u003cp\u003eTypical uses include embedded controllers, electronic modules, lab benches, and robot power distribution.\u003c\/p\u003e\n\u003cimg alt=\"Protection feature graphic for the DC-DC regulator module highlighting reverse polarity and over-current protection\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_26523518-e291-4dcd-91be-a722a02907f3.jpg?v=1782294824\"\u003e\u003cp\u003eIntegrated protections help safeguard both the power source and connected electronics.\u003c\/p\u003e\n\u003cimg alt=\"Short-circuit reminder function graphic with indicator light behavior on the step-down module output terminals\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_8f2a30c5-6ab0-4839-956e-c5081a757fce.jpg?v=1782294830\"\u003e\u003cp\u003eA short-circuit indicator provides a quick visual warning when protection is triggered.\u003c\/p\u003e\n\u003cimg alt=\"Annotated board diagram labeling switch, digital voltmeter, adjustment direction, input ports, and VADJ\/5V\/3V3 outputs\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_c48fdbf8-495f-4eb5-9c0d-c9ba427b7874.jpg?v=1782294836\"\u003e\u003cp\u003eTerminal labels and adjustment direction markings reduce wiring mistakes during installation.\u003c\/p\u003e\n\u003cimg alt=\"Dimension drawing and parameter table for the adjustable step-down voltage regulator module with connector callouts\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_556810ae-f4bb-4ec5-9a7c-40f313aab621.jpg?v=1782294843\"\u003e\u003cp\u003eCheck the dimensional diagram to confirm clearance for enclosures, standoffs, and connector access.\u003c\/p\u003e\n\u003cimg alt=\"Package contents list for the adjustable step-down regulator module, including standoffs, mini screwdriver, and cables\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/DC--DC-6V-24V-to-12V-24V-5V-33V-Adjustable-voltage_60789625-6396-4051-8ab2-1d862fdac075.jpg?v=1782294848\"\u003e\u003cp\u003eTwo kit options are available: the module alone or a bundle that adds a T-plug power lead.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Yahboom","offers":[{"title":"Module","offer_id":53135693906144,"sku":"6000400608-1","price":20.6,"currency_code":"USD","in_stock":true},{"title":"Module + T-Plug Cable","offer_id":53135693938912,"sku":"6000400608-2","price":23.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/ASRM_1.jpg?v=1782123877","url":"https:\/\/rcdrone.top\/pt\/products\/yahboom-mp2491c-power-module","provider":"RCDrone","version":"1.0","type":"link"}