{"id":190612,"date":"2025-12-24T13:57:18","date_gmt":"2025-12-24T06:57:18","guid":{"rendered":"https:\/\/techmaster.com.vn\/?post_type=product&p=190612"},"modified":"2025-12-24T14:00:25","modified_gmt":"2025-12-24T07:00:25","slug":"keysight-66321d-mobile-communications-dc-source","status":"publish","type":"product","link":"https:\/\/techmaster.com.vn\/en\/keysight-66321d-mobile-communications-dc-source\/","title":{"rendered":"Keysight 66321D Mobile Communications DC Source"},"content":{"rendered":"

Keysight 66321D \u2013 Mobile Communications DC Source with Battery Emulation & DVM<\/h2>\n
\"Keysight<\/a>
Keysight 66321D<\/figcaption><\/figure>\n

Keysight 66321D Mobile Communications DC Source specifically designed for testing battery-powered and mobile wireless devices. It integrates battery emulation capability with a built-in digital voltmeter (DVM), enabling precise sourcing and measurement in dynamic load conditions.<\/p>\n

Featuring ultra-fast transient response (<20 \u00b5s) and programmable output resistance, the 66321D accurately simulates real battery behavior. This minimizes voltage drops caused by rapid current changes, helping prevent DUT resets or shutdowns during critical test sequences.<\/p>\n

Key Features & Benefits<\/h3>\n
    \n
  • \n

    Battery Emulation Capability
    Simulates the internal resistance of batteries or battery packs, allowing engineers to characterize current drain, power consumption, and battery life under real operating conditions.<\/p>\n<\/li>\n

  • \n

    Exceptional Transient Response
    Only 40 mV voltage drop with <20 \u00b5s response time, ensuring stable DUT operation during sudden load transitions.<\/p>\n<\/li>\n

  • \n

    High-Accuracy Integrated Measurement
    Built-in DVM provides precise voltage and current measurements, from microamp to ampere ranges.<\/p>\n<\/li>\n

  • \n

    Optimized for Mobile & Wireless Testing
    Ideal for smartphones, RF modules, IoT devices, wearables, and next-generation wireless products.<\/p>\n<\/li>\n<\/ul>\n

    Technical Specifications<\/h3>\n

    Output Ratings<\/p>\n

      \n
    • \n

      Voltage: 0 to 15 V<\/p>\n<\/li>\n

    • \n

      Current: 0 to 3 A<\/p>\n<\/li>\n

    • \n

      Peak current: 5 A (up to 7 ms)<\/p>\n<\/li>\n<\/ul>\n

      Programming Accuracy (25 \u00b0C \u00b15 \u00b0C)<\/p>\n

        \n
      • \n

        Voltage: \u00b110 mV<\/p>\n<\/li>\n

      • \n

        Current: \u00b11.33 mA<\/p>\n<\/li>\n<\/ul>\n

        DC Readback Accuracy<\/p>\n

          \n
        • \n

          Voltage: 0.03% + 5 mV<\/p>\n<\/li>\n

        • \n

          Current:<\/p>\n

            \n
          • \n

            \u22123 A to +5 A: 0.2% + 0.5 mA<\/p>\n<\/li>\n

          • \n

            \u22121 A to +1 A: 0.1% + 0.2 mA<\/p>\n<\/li>\n

          • \n

            \u221220 mA to +20 mA: 0.1% + 2.5 \u00b5A<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

            Transient Response<\/p>\n

              \n
            • \n

              40 mV drop, <20 \u00b5s<\/p>\n<\/li>\n<\/ul>\n

              Typical Applications<\/h3>\n
                \n
              • \n

                R&D and design validation of mobile devices<\/p>\n<\/li>\n

              • \n

                Battery current profiling and power optimization<\/p>\n<\/li>\n

              • \n

                Testing wireless modules, IoT and battery-powered systems<\/p>\n<\/li>\n

              • \n

                Production testing of mobile communication products<\/p>\n<\/li>\n<\/ul>\n

                Important Notice (EU Customers)<\/h3>\n

                This product is no longer available in the EU due to non-compliance with RoHS Directive 2011\/65\/EU.
                Keysight will continue to provide service and support through the end of the worldwide support lifecycle.<\/p>\n","protected":false},"excerpt":{"rendered":"

                Key Features<\/h3>\n
                  \n
                • \n

                  Battery Emulation Capability<\/p>\n<\/li>\n

                • \n

                  Exceptional Transient Response<\/p>\n<\/li>\n

                • \n

                  High-Accuracy Integrated Measurement<\/p>\n<\/li>\n

                • \n

                  Optimized for Mobile & Wireless Testing<\/p>\n<\/li>\n<\/ul>\n","protected":false},"featured_media":190607,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[260,274],"product_tag":[],"class_list":{"0":"post-190612","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-measuring-instruments","7":"product_cat-electrical-measuring-instruments","9":"first","10":"instock","11":"shipping-taxable","12":"product-type-simple"},"yoast_head":"\nKeysight 66321D Mobile Communications DC Source - Techmaster Electronics JSC<\/title>\n<meta name=\"description\" content=\"Keysight 66321D Mobile Communications DC Source with battery emulation and built-in DVM. 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