{"product_id":"pololu-84v-5a-step-down-voltage-regulator-d42v55f8","title":"Pololu 8.4V, 5A Step-Down Voltage Regulator D42V55F8","description":"\u003cdiv class=\"product-block-list__item product-block-list__item--description details_product\"\u003e\u003cdiv class=\"card\"\u003e\n\u003cdiv class=\"card__header\"\u003e\r\n\u003ch2 class=\"card__title heading h3\"\u003eDescription\u003c\/h2\u003e\r\n\u003c\/div\u003e\n\u003cdiv class=\"card__section expandable-content desc-view-more\" id=\"main-description\"\u003e\n\u003cdiv class=\"rte text--pull\"\u003e\n\u003cul\u003e\n\u003cli\u003ePololu 8.4V, 5A Step-Down Voltage Regulator D42V55F8\u003c\/li\u003e\n\u003cli\u003eConverts up to 60V input to 8.4V output\u003c\/li\u003e\n\u003cli\u003eSupports continuous currents from 3A to 8A\u003c\/li\u003e\n\u003cli\u003eIncludes reverse voltage and over-current protection\u003c\/li\u003e\n\u003cli\u003eFeatures thermal shutdown and soft-start\u003c\/li\u003e\n\u003cli\u003eOffers low-power state and power-good output\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe \u003cstrong\u003ePololu 8.4V, 5A Step-Down Voltage Regulator D42V55F8\u003c\/strong\u003e is a sophisticated synchronous buck voltage regulator designed to convert higher input voltages, up to 60 V, into a stable 8.4 V output. This regulator is highly efficient, particularly when there is a significant difference between the input and output voltages, due to its switching regulator design. It is capable of supporting continuous output currents ranging from 3 A to 8 A, contingent upon the specific input and output voltage conditions.\u003c\/p\u003e\n\u003cp\u003eThe regulator is equipped with several protective features to ensure reliable operation. It includes input reverse voltage protection and over-current protection to safeguard against electrical faults. Additionally, a thermal shutdown feature is incorporated to prevent damage from overheating, while a soft-start feature is implemented to limit inrush current and gradually increase the output voltage during startup.\u003c\/p\u003e\n\u003cp\u003eThis device also offers an optional enable input for entering a low-power state, and a power-good output for sequencing, fault detection, and voltage monitoring. These features make it suitable for a variety of applications requiring efficient voltage regulation and robust protection mechanisms.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cbutton class=\"expandable-content__toggle\" aria-expanded=\"false\" aria-controls=\"main-description\"\u003e\u003cspan class=\"expandable-content__toggle-icon\"\u003e\u003c\/span\u003e\u003cspan class=\"expandable-content__toggle-text\" data-view-more=\"View more\" data-view-less=\"View less\"\u003eView more\u003c\/span\u003e\u003c\/button\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cdiv class=\"card details_product\"\u003e\n\u003cbutton class=\"card__collapsible-button\" data-action=\"toggle-collapsible\" aria-expanded=\"false\" aria-controls=\"unique-tab-2\"\u003e\r\n\u003cspan class=\"card__title heading h3\"\u003eWhat's Included\u003c\/span\u003e\r\n\u003cspan\u003e\r\n\u003csvg focusable=\"false\" class=\"icon icon--arrow-bottom\" viewbox=\"0 0 12 8\" role=\"presentation\"\u003e\r\n\u003cpath stroke=\"currentColor\" stroke-width=\"2\" d=\"M10 2L6 6 2 2\" fill=\"none\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\r\n\u003c\/svg\u003e\r\n\u003c\/span\u003e\r\n\u003c\/button\u003e\r\n\u003cdiv id=\"unique-tab-2\" class=\"card__collapsible\"\u003e\r\n\u003cdiv class=\"card__collapsible-content\"\u003e\r\n\u003cdiv class=\"rte text--pull\"\u003e\r\n\u003cul\u003e\n\u003cli\u003e1x Pololu 8.4V, 5A Step-Down Voltage Regulator D42V55F8\u003c\/li\u003e\n\u003c\/ul\u003e\n\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv class=\"card details_product\"\u003e\n\u003cbutton class=\"card__collapsible-button\" data-action=\"toggle-collapsible\" aria-expanded=\"false\" aria-controls=\"unique-tab-3\"\u003e\r\n\u003cspan class=\"card__title heading h3\"\u003eDimensions\u003c\/span\u003e\r\n\u003cspan\u003e\r\n\u003csvg focusable=\"false\" class=\"icon icon--arrow-bottom\" viewbox=\"0 0 12 8\" role=\"presentation\"\u003e\r\n\u003cpath stroke=\"currentColor\" stroke-width=\"2\" d=\"M10 2L6 6 2 2\" fill=\"none\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\r\n\u003c\/svg\u003e\r\n\u003c\/span\u003e\r\n\u003c\/button\u003e\r\n\u003cdiv id=\"unique-tab-3\" class=\"card__collapsible\"\u003e\r\n\u003cdiv class=\"card__collapsible-content\"\u003e\r\n\u003cdiv class=\"rte text--pull\"\u003e\r\n\u003cul\u003e\n\u003cli\u003e25.4 x 9 mm (1 x 0.355\")\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cimg alt=\"8.4V, 5A Step-Down Voltage Regulator D42V55F8 Bottom View - Dimensions\" src=\"https:\/\/cdn.robotshop.com\/media\/p\/pol\/rb-pol-1755\/img\/pololu_8_4v_5a_step_down_voltage_regulator_d42v55f_dims.webp\" style=\"width: 600px;\" loading=\"lazy\"\u003e\u003c\/p\u003e\n\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv class=\"card details_product\"\u003e\n\u003cbutton class=\"card__collapsible-button\" data-action=\"toggle-collapsible\" aria-expanded=\"false\" aria-controls=\"unique-tab-7\"\u003e\r\n\u003cspan class=\"card__title heading h3\"\u003eSpecifications\u003c\/span\u003e\r\n\u003cspan\u003e\r\n\u003csvg focusable=\"false\" class=\"icon icon--arrow-bottom\" viewbox=\"0 0 12 8\" role=\"presentation\"\u003e\r\n\u003cpath stroke=\"currentColor\" stroke-width=\"2\" d=\"M10 2L6 6 2 2\" fill=\"none\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\r\n\u003c\/svg\u003e\r\n\u003c\/span\u003e\r\n\u003c\/button\u003e\r\n\u003cdiv id=\"unique-tab-7\" class=\"card__collapsible\"\u003e\r\n\u003cdiv class=\"card__collapsible-content\"\u003e\r\n\u003cdiv class=\"rte text--pull\"\u003e\r\n\u003cul\u003e\n\u003cli\u003eInput voltage: 8.4 V to 60 V\u003c\/li\u003e\n\u003cli\u003eOutput voltage: 8.4 V with 3% accuracy\u003c\/li\u003e\n\u003cli\u003eTypical maximum continuous output current: 3.5 A to 7 A\u003c\/li\u003e\n\u003cli\u003eTypical efficiency: 80% to 95%\u003c\/li\u003e\n\u003cli\u003eSwitching frequency: approximately 400 kHz under heavy loads\u003c\/li\u003e\n\u003cli\u003eTypical no-load quiescent current: less than 0.2 mA\u003c\/li\u003e\n\u003cli\u003eOptional enable input for low-power state\u003c\/li\u003e\n\u003cli\u003ePower-good output for sequencing, fault detection, and voltage monitoring\u003c\/li\u003e\n\u003cli\u003eIntegrated reverse-voltage protection, over-current protection, and over-temperature shutoff\u003c\/li\u003e\n\u003cli\u003eThree 0.086″ mounting holes for #2 or M2 screws\u003c\/li\u003e\n\u003c\/ul\u003e\n\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\r\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Pololu","offers":[{"title":"Default Title","offer_id":56340517847414,"sku":"RB-Pol-1755","price":29.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0573\/8122\/4630\/files\/pololu_8_4v_5a_step_down_voltage_regulator_d42v55f_1.webp?v=1758736119","url":"https:\/\/uk.robotshop.com\/products\/pololu-84v-5a-step-down-voltage-regulator-d42v55f8","provider":"RobotShop UK","version":"1.0","type":"link"}