{"product_id":"cui-vhb350-d48-s28-28v-isolated-dc-dc-converter-350w-12a-36-75v-48v-input","title":"CUI VHB350-D48-S28 28V Isolated DC-DC Converter 350W 12A, 36~75V (48V) Input","description":"\u003cdiv\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe CUI VHB350-D48-S28 is a high-performance isolated DC-DC converter crafted to power demanding drone and UAV systems. Converting a wide input range of 36–75 V to a stable 28 V output, it delivers a robust 350 W rating with up to 12 A of current, making it ideal for avionics, sensors, and payload electronics on professional aerial platforms.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eOutput voltage: 28 V\u003c\/li\u003e \u003cli\u003eOutput current: up to 12 A\u003c\/li\u003e \u003cli\u003eOutput power rating: 350 W\u003c\/li\u003e \u003cli\u003eInput voltage range: 36–75 V (48 V nominal)\u003c\/li\u003e \u003cli\u003eIsolation: galvanic isolation between input and output\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy isolated power matters for drones\u003c\/h3\u003e\n\u003cp\u003eGalvanic isolation protects sensitive flight electronics from voltage transients and noise on the main power rail. By decoupling the input and output, this converter helps reduce ground-loop issues and EMI, ensuring stable operation for flight controllers, telemetry modules, and high-value payloads even in electrically noisy environments.\u003c\/p\u003e \u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePowering 28 V avionics, cameras, and payload subsystems in professional aerial platforms\u003c\/li\u003e \u003cli\u003eProviding a dedicated, isolated 28 V rail for sensitive sensors and data-collection equipment\u003c\/li\u003e \u003cli\u003eSupplying a high-current secondary power path that complements a drone’s main propulsion system\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and integration notes\u003c\/h3\u003e\n\u003cp\u003eDesigned to work with a wide 36–75 V input, this module is suited for integration into UAV power architectures that require a reliable 28 V, 12 A (350 W) secondary supply. For optimal performance, ensure appropriate mounting and thermal management in line with your airframe’s specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Dronehint","offers":[{"title":"Default Title","offer_id":48508441100471,"sku":null,"price":110.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/7718\/1879\/files\/s-l1000_eb7cc39d-4032-4a84-98f4-7f9a4d34a7de.webp?v=1780262465","url":"https:\/\/www.dronehint.com\/products\/cui-vhb350-d48-s28-28v-isolated-dc-dc-converter-350w-12a-36-75v-48v-input","provider":"Dronehint.com","version":"1.0","type":"link"}