{"id":45002,"date":"2026-05-22T09:32:29","date_gmt":"2026-05-22T09:32:29","guid":{"rendered":"https:\/\/roboticaplus.com\/?post_type=product&#038;p=45002"},"modified":"2026-05-22T09:32:30","modified_gmt":"2026-05-22T09:32:30","slug":"mcu-219-ina219-bidirectional-current-sensor-module-diy-3v-5v-i2c-zero-deviation-power-monitoring-module","status":"publish","type":"product","link":"https:\/\/roboticaplus.com\/ar\/product\/mcu-219-ina219-bidirectional-current-sensor-module-diy-3v-5v-i2c-zero-deviation-power-monitoring-module\/","title":{"rendered":"MCU-219 INA219 Bidirectional Current Sensor Module DIY 3V-5V I2C Zero Deviation Power Monitoring Module"},"content":{"rendered":"<p>MCU-219 INA219 Bidirectional Current Sensor Module DIY 3V-5V I2C Zero Deviation Power Monitoring Module<\/p>\n<p>MCU-219 INA219 Bidirectional Current Sensor Module I2C High Accuracy Zero-Deviation Power Monitoring Module Feature: 1. High Accuracy: The MCU-219 is a drift-free bidirectional current\/power monitoring IC with an I2C interface, providing accurate monitoring of voltage drops across shunt resistors, voltage and current supply<br \/>\n2. Wide temperature range and high accuracy: The INA219 can operate over a temperature range of -40\u00b0C to +85\u00b0C with 1% accuracy and only 100 uV offset. Its high accuracy combined with 12-bit resolution allows customers to reduce power losses and power consumption, while saving board space<br \/>\n3. Programmable calibration register: The device includes a programmable calibration register that can read current in amps and power in watts, making it versatile and highly customizable for different applications4. Averaging and filtering capabilities: The INA219 can average up to 128 samples to achieve filtering in noisy environments, making it ideal for use in a variety of settings.<br \/>\n5. Flexible I2C interface: The I2C interface includes timeout and fast mode settings, supporting communication rates up to 3.4 MHz. All of these features are software programmable, allowing for a high level of operational flexibility. Specifications: Operating voltage: 3-5 V, Output: Size: 25 * 22 mm \/ 0.98 * 0.87 in Net weight: 3 g The MCU 219 is a bidirectional current\/power monitoring integrated circuit (IC) with zero drift and I2C interface, further strengthening TI&#8217;s energy-efficient product camp. The INA219 has industry-leading accuracy and size, which can not only monitor the voltage drop across the shunt resistor, sense the shunt supply voltage, but also calculate the power supply. Packaged in SOT23, this device can provide a small, low-cost solution for digital current sensing for servers, laptops, power supplies, battery management, and automotive and communications equipment. The INA219 can achieve 1% error accuracy over a temperature range of -40C to +85C, with a deviation of 100 uV. The high accuracy of this product combined with the advantage of 12-bit resolution can help customers minimize the voltage drop across the shunt resistor as much as possible, thereby reducing power loss and consumption, and saving board-level space. The bus voltage range that this device can sense is 0 V to +26 V<br \/>\nOther important features of the INA219 include:a. Programmable calibration registers can directly read current in amps and power in watts. Up to 128 samples can be averaged to achieve filtering in noisy environments. The I2C interface includes a timeout setting, which not only prevents blocking of the transition, but also provides a fast mode to meet communication requirements up to 3.4 MHz. All features of the INA219 support software programming.e. Using a single power supply, its working voltage is between +3.0 and +5.5V.Note: Due to the differences between the screen and the backlight, The actual color of the item may be slightly different from the color shown in the pictures. Thank you! Please allow 1-2cm measurement deviation due to manual measurement.<\/p>\n<p><img decoding=\"async\" class=\"lazy-image _1utFCyM0 loaded\" role=\"img\" src=\"https:\/\/img.kwcdn.com\/product\/fancy\/99be93ce-e4ed-4249-b9cb-fe280c7180eb.jpg?imageView2\/2\/w\/800\/q\/70\/format\/avif\" alt=\"mcu-219 ina219 \u05de\u05d5\u05d3\u05d5\u05dc \u05d7\u05d9\u05d9\u05e9\u05df \u05d6\u05e8\u05dd \u05d3\u05d5-\u05db\u05d9\u05d5\u05d5\u05e0\u05d9 diy 3v-5v \u05de\u05d5\u05d3\u05d5\u05dc \u05e0\u05d9\u05d8\u05d5\u05e8 \u05d7\u05e9\u05de\u05dc i2c \u05d0\u05e4\u05e1 \u05e1\u05d8\u05d9\u05d9\u05d4 \u05e4\u05e8\u05d8\u05d9 \u05de\u05d5\u05e6\u05e8 0\" data-state=\"succ\" data-index=\"0\" aria-label=\"\u05ea\u05de\u05d5\u05e0\u05ea \u05de\u05d5\u05e6\u05e8\u05d9\u05dd\" data-retry-count=\"0\" data-was-processed=\"true\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>MCU-219 INA219 Bidirectional Current Sensor Module DIY 3V-5V I2C Zero Deviation Power Monitoring Module MCU-219 INA219 Bidirectional Current Sensor Module I2C High Accuracy Zero-Deviation Power Monitoring Module Feature: 1. High Accuracy: The MCU-219 is a drift-free bidirectional current\/power monitoring IC with an I2C interface, providing accurate monitoring of voltage drops across shunt resistors, voltage and [&hellip;]<\/p>\n","protected":false},"featured_media":45018,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[442,518],"product_tag":[],"class_list":["post-45002","product","type-product","status-publish","has-post-thumbnail","product_cat-arduino1","product_cat-expansion-kits-shieldds","first","instock","sale","taxable","shipping-taxable","purchasable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>MCU-219 INA219 Bidirectional Current Sensor Module DIY 3V-5V I2C Zero Deviation Power Monitoring Module - roboticaplus<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/roboticaplus.com\/ar\/product\/mcu-219-ina219-bidirectional-current-sensor-module-diy-3v-5v-i2c-zero-deviation-power-monitoring-module\/\" \/>\n<meta property=\"og:locale\" content=\"ar_AR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"MCU-219 INA219 Bidirectional Current Sensor Module DIY 3V-5V I2C Zero Deviation Power Monitoring Module - roboticaplus\" \/>\n<meta property=\"og:description\" content=\"MCU-219 INA219 Bidirectional Current Sensor Module DIY 3V-5V I2C Zero Deviation Power Monitoring Module MCU-219 INA219 Bidirectional Current Sensor Module I2C High Accuracy Zero-Deviation Power Monitoring Module Feature: 1. 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