{"product_id":"pololu-ct433-hswf50dr-tmr-current-sensor-large-carrier-0a-to-50a-33v","title":"Pololu CT433-HSWF50DR TMR Current Sensor Large Carrier 0A to 50A, 3.3V","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 CT433-HSWF50DR TMR Current Sensor Large Carrier 0A to 50A, 3.3V\u003c\/li\u003e\n\u003cli\u003eOffers 1 MHz bandwidth for high-speed applications\u003c\/li\u003e\n\u003cli\u003eFeatures low 1 mΩ current path resistance\u003c\/li\u003e\n\u003cli\u003eProvides 40 mV\/A sensitivity with 0.65 V zero point\u003c\/li\u003e\n\u003cli\u003eOperates from -40°C to 125°C\u003c\/li\u003e\n\u003cli\u003eIdeal for high dV\/dt and electrically isolated applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe \u003cstrong\u003ePololu CT433-HSWF50DR TMR Current Sensor Large Carrier 0A to 50A, 3.3V\u003c\/strong\u003e is a high-precision, electrically isolated current sensor designed for high dV\/dt applications. Utilizing Allegro’s XtremeSense™ TMR technology, it offers a 1 MHz bandwidth with low noise and a typical response time of 300 ns. The sensor provides an analog output voltage proportional to AC or DC currents, with a zero point at 0.65 V and a sensitivity of 40 mV per amp. It is optimized for unidirectional input currents from 0 A to 50 A and operates within a temperature range of -40°C to 125°C.\u003c\/p\u003e\n\u003cp\u003eThe sensor's design minimizes power loss with a 1 mΩ primary current path resistance and a 6-layer PCB construction. It features an optional overcurrent fault output and is not ratiometric, ensuring immunity from noisy supplies. The sensor can be integrated into various applications requiring electrical isolation and is compatible with standard solderless breadboards.\u003c\/p\u003e\n\u003cp\u003eNote: This product is intended for use below 30 V. Exceeding temperature or current limits can cause permanent damage to the sensor. Handle with care to avoid burns.\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 CT433-HSWF50DR TMR Current Sensor Large Carrier 0A to 50A, 3.3V\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\u003e1.2 x 1.4 inches\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-4\"\u003e\r\n\u003cspan class=\"card__title heading h3\"\u003eLinks\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-4\" class=\"card__collapsible\"\u003e\r\n\u003cdiv class=\"card__collapsible-content\"\u003e\r\n\u003cdiv class=\"rte text--pull\"\u003e\r\n\n\u003cp\u003e\u003cstrong\u003ePDF File\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.robotshop.com\/media\/P\/Pol\/RB-Pol-1682\/pdf\/pololu_ct433_hswf50dr_tmr_current_sensor_large_car_datasheet.pdf\" target=\"_blank\"\u003ePololu CT433-HSWF50DR TMR Current Sensor Large Carrier 0A to 50A, 3.3V - Datasheet\u003c\/a\u003e\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-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\u003eUnidirectional current range: 0 to 50 A\u003c\/li\u003e\n\u003cli\u003eSupply voltage: 3.0 V to 3.6 V\u003c\/li\u003e\n\u003cli\u003eSensitivity: 40 mV\/A\u003c\/li\u003e\n\u003cli\u003eZero point: 0.65 V\u003c\/li\u003e\n\u003cli\u003eSix PCB layers\u003c\/li\u003e\n\u003cli\u003eHigh-bandwidth 1 MHz analog output\u003c\/li\u003e\n\u003cli\u003eTypical response time: 300 ns\u003c\/li\u003e\n\u003cli\u003eOutput is not ratiometric\u003c\/li\u003e\n\u003cli\u003eOptional overcurrent fault output\u003c\/li\u003e\n\u003cli\u003eOperating temperature range: -40°C to 125°C\u003c\/li\u003e\n\u003cli\u003ePrimary current path resistance: 1 mΩ\u003c\/li\u003e\n\u003cli\u003eTMR sensing rejects common-mode fields\u003c\/li\u003e\n\u003cli\u003eOptimized for high dV\/dt applications\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":51754587390316,"sku":"RB-Pol-1682","price":16.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0573\/9026\/8577\/files\/pp_3730423.webp?v=1780949148","url":"https:\/\/www.robotshop.com\/products\/pololu-ct433-hswf50dr-tmr-current-sensor-large-carrier-0a-to-50a-33v","provider":"RobotShop USA","version":"1.0","type":"link"}