{"product_id":"dc-dc-ltc1871-step-up-boost-converter-module-3-35v-voltmeter","title":"DC-DC LTC1871 Step-Up Boost Converter 3-35V with Voltmeter","description":"\u003ch2\u003eDC-DC LTC1871 Boost Step-Up Converter Module with Built-In Voltmeter\u003c\/h2\u003e\n\u003cp\u003eUpgrade your electronics projects with this precision \u003cstrong\u003eDC-DC LTC1871 Step-Up Boost Converter Module\u003c\/strong\u003e. Designed for makers, hobbyists, and engineers, this compact regulated power supply module efficiently steps up input voltage from \u003cstrong\u003e3–35V to 3.5–35V\u003c\/strong\u003e, making it perfect for powering computers, DIY circuits, battery-operated devices, and custom electronics builds. The built-in digital voltmeter lets you monitor output voltage at a glance — no extra multimeter required.\u003c\/p\u003e\n\n\u003cp\u003eWith a maximum dissipation power of \u003cstrong\u003e75W\u003c\/strong\u003e and a wide operating temperature range of \u003cstrong\u003e-40°C to 80°C\u003c\/strong\u003e, this module is built for reliability across demanding environments. The SMD package design ensures a compact, clean fit into most project enclosures.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Input\/Output Range:\u003c\/strong\u003e Input 3–35V DC, output 3.5–35V DC (step-up\/boost only)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLTC1871 IC:\u003c\/strong\u003e High-efficiency, low-noise boost controller for stable regulated output\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-In Voltmeter:\u003c\/strong\u003e Real-time voltage display — no external meter needed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e75W Max Dissipation Power:\u003c\/strong\u003e Handles demanding power applications with ease\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Operating Temperature:\u003c\/strong\u003e Reliable from -40°C to 80°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSMD Package:\u003c\/strong\u003e Compact design, easy to integrate into custom builds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage Regulator Type:\u003c\/strong\u003e Step-up (boost) regulated power supply\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 module included per order\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%\"\u003e\n  \u003ctr style=\"background-color:#f2f2f2\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e3V – 35V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e3.5V – 35V DC (higher than input)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background-color:#f2f2f2\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e\u003cstrong\u003eMax Dissipation Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e75W\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e\u003cstrong\u003eController IC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003eLTC1871\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background-color:#f2f2f2\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e-40°C to 80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e\u003cstrong\u003ePackage Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003eSMD\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background-color:#f2f2f2\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e1 Piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThis module is ideal for electronics engineers, Arduino\/Raspberry Pi enthusiasts, robotics builders, and anyone needing a reliable adjustable step-up power supply for prototyping or finished builds. Whether you're boosting voltage for LED arrays, computer peripherals, or custom power rails, this converter delivers consistent, regulated output.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/360-bicycle-chain-cleaner-tool-gear-cleaning-kit\"\u003e360° Bicycle Chain Cleaner Tool | Bike Gear Cleaning Kit\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.energystar.gov\/products\" target=\"_blank\" rel=\"noopener\"\u003eENERGY STAR product efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the difference between a step-up (boost) converter and a step-down (buck) converter?\u003c\/h4\u003e\n\u003cp\u003eA: A step-up (boost) converter like this LTC1871 module increases the output voltage to be higher than the input voltage. A step-down (buck) converter does the opposite — it lowers the output voltage. This module only steps up, so your output voltage must always be set higher than your input voltage for it to function correctly.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I use this DC-DC boost module to charge a battery?\u003c\/h4\u003e\n\u003cp\u003eA: This module is designed as a regulated voltage supply, not a dedicated battery charger. While it can supply stable output voltage, using it for battery charging requires careful current and voltage management. For most DIY charging applications, a dedicated charge controller module is recommended.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I set the output voltage on the LTC1871 boost converter?\u003c\/h4\u003e\n\u003cp\u003eA: The output voltage is typically adjusted via an onboard trimmer potentiometer. Use a small flathead screwdriver to slowly turn the pot while monitoring the built-in voltmeter display until your desired output voltage is reached. Always ensure the output is set higher than the input voltage before connecting a load.\u003c\/p\u003e\n\u003ch4\u003eQ: Is the built-in voltmeter accurate for real-time voltage monitoring?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — the integrated digital voltmeter provides real-time output voltage readings directly on the module, making it convenient for quick adjustments and monitoring without needing an external multimeter during setup or operation.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the difference between a step-up (boost) converter and a step-down (buck) converter?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A step-up (boost) converter like this LTC1871 module increases the output voltage to be higher than the input voltage. A step-down (buck) converter does the opposite — it lowers the output voltage. 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