{"product_id":"mps-305qc-adjustable-bench-dc-power-supply","title":"MPS-305QC Adjustable Bench DC Power Supply 0-30V 5A, High Precision Micro Current Readout for IoT Wireless Sensor Node Low Power \u0026 Sleep Current Testing","description":"\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003e MPS-305QC Adjustable DC Power Supply for IoT Wireless Sensor Node \u0026amp; Low Power Testing\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eKUAIQU MPS-305QC Adjustable DC Power Supply\u003c\/strong\u003e is a versatile precision power solution designed for \u003cstrong\u003eIoT wireless sensor node development, low-power electronics testing, smartphone repair, and embedded system debugging\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eFor battery-powered devices, accurately measuring standby current and sleep-mode power consumption is essential for improving battery life and optimizing circuit performance.\u003c\/p\u003e\n\u003cp\u003eWith stable DC output, real-time voltage\/current monitoring, USB-A \u0026amp; USB-C charging analysis, OVP\/OCP protection, and convenient output control, the MPS-305QC helps engineers and technicians quickly analyze:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIoT wireless sensor node power consumption\u003c\/li\u003e\n\u003cli\u003eSleep current and standby current\u003c\/li\u003e\n\u003cli\u003eEmbedded system power optimization\u003c\/li\u003e\n\u003cli\u003eSmartphone motherboard faults\u003c\/li\u003e\n\u003cli\u003eUSB fast charging issues\u003c\/li\u003e\n\u003cli\u003eElectronic circuit abnormalities\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eKey Features\u003c\/h1\u003e\n\u003ch2\u003e1. Ideal Power Supply for IoT Wireless Sensor Node Testing\u003c\/h2\u003e\n\u003cp\u003eModern IoT devices require extremely low power consumption to achieve long battery life.\u003c\/p\u003e\n\u003cp\u003eThe MPS-305QC provides stable adjustable DC power for testing:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWireless sensor nodes\u003c\/li\u003e\n\u003cli\u003eSmart home devices\u003c\/li\u003e\n\u003cli\u003eEnvironmental monitoring systems\u003c\/li\u003e\n\u003cli\u003eBattery-powered IoT products\u003c\/li\u003e\n\u003cli\u003eBLE \/ WiFi \/ Zigbee modules\u003c\/li\u003e\n\u003cli\u003eEmbedded controllers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDuring development, engineers can monitor current changes and optimize:\u003c\/p\u003e\n\u003cp\u003e✔ Sleep mode power consumption\u003cbr\u003e✔ Wake-up current spikes\u003cbr\u003e✔ Standby current leakage\u003cbr\u003e✔ Battery operating time\u003c\/p\u003e\n\u003ch1\u003e2. Low Power \u0026amp; Sleep Current Monitoring\u003c\/h1\u003e\n\u003cp\u003eFor battery-powered electronics, small current changes can significantly affect battery life.\u003c\/p\u003e\n\u003cp\u003eThe MPS-305QC allows engineers to observe real-time voltage and current variations during different operating states.\u003c\/p\u003e\n\u003cp\u003eUseful for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMCU low-power mode testing\u003c\/li\u003e\n\u003cli\u003eWireless communication module debugging\u003c\/li\u003e\n\u003cli\u003eSensor power optimization\u003c\/li\u003e\n\u003cli\u003eBattery life improvement analysis\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTypical testing scenarios:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNormal Operation → Sleep Mode → Wake-up → Data Transmission\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMonitor current changes throughout the entire power cycle to identify unnecessary energy consumption.\u003c\/p\u003e\n\u003ch1\u003e3. Stable Adjustable DC Output for Electronics Development\u003c\/h1\u003e\n\u003cp\u003eThe MPS-305QC provides adjustable output power for different development and repair applications.\u003c\/p\u003e\n\u003cp\u003eSuitable for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIoT prototype testing\u003c\/li\u003e\n\u003cli\u003ePCB debugging\u003c\/li\u003e\n\u003cli\u003eEmbedded system development\u003c\/li\u003e\n\u003cli\u003eSmartphone motherboard repair\u003c\/li\u003e\n\u003cli\u003eElectronic component verification\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eStable voltage output helps protect sensitive circuits during testing and troubleshooting.\u003c\/p\u003e\n\u003ch1\u003e4. Real-Time Voltage \u0026amp; Current Monitoring\u003c\/h1\u003e\n\u003ch2\u003e4-Digit LED Display\u003c\/h2\u003e\n\u003cp\u003eThe clear LED display provides real-time monitoring of:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOutput voltage\u003c\/li\u003e\n\u003cli\u003eOutput current\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEngineers can quickly identify:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAbnormal current consumption\u003c\/li\u003e\n\u003cli\u003eShort circuits\u003c\/li\u003e\n\u003cli\u003eUnexpected power spikes\u003c\/li\u003e\n\u003cli\u003eCircuit instability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis makes troubleshooting faster and more efficient.\u003c\/p\u003e\n\u003ch1\u003e5. USB-A \u0026amp; USB-C Fast Charging Analysis\u003c\/h1\u003e\n\u003cp\u003eThe integrated USB testing function makes MPS-305QC suitable for modern electronic device debugging.\u003c\/p\u003e\n\u003cp\u003eSupports:\u003c\/p\u003e\n\u003ch3\u003eUSB-A QC Fast Charging Testing\u003c\/h3\u003e\n\u003cp\u003eAnalyze:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQC charging voltage\u003c\/li\u003e\n\u003cli\u003eCharging current\u003c\/li\u003e\n\u003cli\u003eFast charging performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUSB-C PD Fast Charging Testing\u003c\/h3\u003e\n\u003cp\u003eVerify:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePD protocol compatibility\u003c\/li\u003e\n\u003cli\u003eCharging power performance\u003c\/li\u003e\n\u003cli\u003eUSB-C charging issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIdeal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSmartphone repair\u003c\/li\u003e\n\u003cli\u003ePortable electronics testing\u003c\/li\u003e\n\u003cli\u003eUSB-powered IoT devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003e6. OVP \u0026amp; OCP Protection for Sensitive Electronics\u003c\/h1\u003e\n\u003cp\u003eProtect valuable prototypes and components with built-in safety features.\u003c\/p\u003e\n\u003ch3\u003eOver Voltage Protection (OVP)\u003c\/h3\u003e\n\u003cp\u003ePrevents excessive voltage from damaging:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMCU boards\u003c\/li\u003e\n\u003cli\u003eSensors\u003c\/li\u003e\n\u003cli\u003eCommunication modules\u003c\/li\u003e\n\u003cli\u003eSmartphone IC components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOver Current Protection (OCP)\u003c\/h3\u003e\n\u003cp\u003eLimits abnormal current output caused by:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eShort circuits\u003c\/li\u003e\n\u003cli\u003eWiring mistakes\u003c\/li\u003e\n\u003cli\u003eComponent failures\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003e7. Output Control for Efficient Testing\u003c\/h1\u003e\n\u003cp\u003eThe independent OUTPUT button allows technicians to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnable or disable output quickly\u003c\/li\u003e\n\u003cli\u003eChange test connections safely\u003c\/li\u003e\n\u003cli\u003ePerform repeated experiments efficiently\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNo need to restart the entire power supply during testing.\u003c\/p\u003e\n\u003ch1\u003e8. Panel Lock Prevents Accidental Changes\u003c\/h1\u003e\n\u003cp\u003eDuring long-term testing, accidental voltage adjustment may damage sensitive devices.\u003c\/p\u003e\n\u003cp\u003eThe LOCK function prevents:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUnintentional knob movement\u003c\/li\u003e\n\u003cli\u003eIncorrect parameter changes\u003c\/li\u003e\n\u003cli\u003eTesting interruptions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSuitable for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOvernight power consumption tests\u003c\/li\u003e\n\u003cli\u003eLaboratory experiments\u003c\/li\u003e\n\u003cli\u003eContinuous IoT device monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003e9. Wireless Charging Test Function\u003c\/h1\u003e\n\u003cp\u003eThe built-in wireless charging test area allows quick verification of wireless charging performance.\u003c\/p\u003e\n\u003cp\u003eSimply place a compatible smartphone on the charging area to test:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWireless charging function\u003c\/li\u003e\n\u003cli\u003eCharging response\u003c\/li\u003e\n\u003cli\u003ePower transfer performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eApplications\u003c\/h1\u003e\n\u003ch2\u003eIoT \u0026amp; Embedded System Development\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWireless sensor node testing\u003c\/li\u003e\n\u003cli\u003eSmart home device development\u003c\/li\u003e\n\u003cli\u003eLow-power MCU debugging\u003c\/li\u003e\n\u003cli\u003eBattery-powered product testing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eLow Power Consumption Analysis\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSleep current testing\u003c\/li\u003e\n\u003cli\u003eStandby power measurement\u003c\/li\u003e\n\u003cli\u003eBattery life optimization\u003c\/li\u003e\n\u003cli\u003eEnergy-saving firmware development\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSmartphone Repair\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eiPhone and Android motherboard repair\u003c\/li\u003e\n\u003cli\u003ePower failure diagnosis\u003c\/li\u003e\n\u003cli\u003eCharging fault analysis\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eElectronics Repair Workshop\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCB troubleshooting\u003c\/li\u003e\n\u003cli\u003eComponent testing\u003c\/li\u003e\n\u003cli\u003eCircuit fault analysis\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eEducation \u0026amp; Laboratory Use\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eElectronics training\u003c\/li\u003e\n\u003cli\u003eEmbedded system experiments\u003c\/li\u003e\n\u003cli\u003ePower management research\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003ePackage Includes\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eDC Power Supply ×1\u003c\/li\u003e\n\u003cli\u003eOutput Cable ×1\u003c\/li\u003e\n\u003cli\u003eInput Cable ×1\u003c\/li\u003e\n\u003cli\u003eUser Manual ×1\u003c\/li\u003e\n\u003cli\u003eWarranty Card ×1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eQuality Assurance\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eCE \u0026amp; FCC certified\u003c\/li\u003e\n\u003cli\u003eEach power supply is inspected before shipment\u003c\/li\u003e\n\u003cli\u003eProfessional technical support available\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eContact us with any questions, and our team will respond within 24 hours.\u003c\/p\u003e","brand":"Shenzhen Kuaiqu Electronic Co., Ltd","offers":[{"title":"AC220V(±10%)","offer_id":47839244189873,"sku":null,"price":159.0,"currency_code":"USD","in_stock":true},{"title":"AC110V(±10%)","offer_id":47839244222641,"sku":null,"price":159.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/8027\/3329\/files\/IOT.webp?v=1786434899","url":"https:\/\/www.kuaiquinstrument.com\/products\/mps-305qc-adjustable-bench-dc-power-supply","provider":"KUAIQU Instrument Store","version":"1.0","type":"link"}