{"product_id":"mps-305qc-variable-regulated-dc-power-source","title":"MPS-305QC Variable Regulated DC Power Source 0-30V 5A, mA Level Resolution DC Power Supply for Embedded MCU Board Low Power Debugging \u0026 PCB Leakage Inspection","description":"\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eMPS-305QC Adjustable DC Power Supply for Embedded MCU Board Debugging \u0026amp; PCB Leakage Inspection\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 designed for \u003cstrong\u003eembedded hardware development, MCU board debugging, PCB troubleshooting, and low-power electronic testing\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eDuring embedded system development, engineers need a stable and adjustable power source to analyze abnormal current consumption, verify power circuits, and optimize energy efficiency.\u003c\/p\u003e\n\u003cp\u003eWith real-time voltage\/current monitoring, adjustable output control, OVP\/OCP protection, and USB-A \u0026amp; USB-C power analysis capability, the MPS-305QC helps engineers quickly identify:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMCU board power issues\u003c\/li\u003e\n\u003cli\u003eExcessive standby current\u003c\/li\u003e\n\u003cli\u003eSleep mode power consumption problems\u003c\/li\u003e\n\u003cli\u003ePCB leakage current\u003c\/li\u003e\n\u003cli\u003eShort circuits and component failures\u003c\/li\u003e\n\u003cli\u003eAbnormal power rail behavior\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt is an ideal bench power supply for \u003cstrong\u003eembedded development, IoT hardware testing, PCB repair, and electronics laboratories\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch1\u003eKey Features\u003c\/h1\u003e\n\u003ch2\u003e1. Embedded MCU Board Low Power Debugging\u003c\/h2\u003e\n\u003cp\u003eModern embedded devices require extremely low standby power consumption to extend battery life.\u003c\/p\u003e\n\u003cp\u003eThe MPS-305QC provides stable DC output and real-time current monitoring for debugging:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eARM Cortex MCU boards\u003c\/li\u003e\n\u003cli\u003eESP32 \/ STM32 development boards\u003c\/li\u003e\n\u003cli\u003eIoT controller boards\u003c\/li\u003e\n\u003cli\u003eSensor modules\u003c\/li\u003e\n\u003cli\u003eBattery-powered embedded devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEngineers can observe current changes during:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePower ON → Active Operation → Sleep Mode → Wake-up Process\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHelping optimize:\u003c\/p\u003e\n\u003cp\u003e✔ Firmware power management\u003cbr\u003e✔ MCU sleep modes\u003cbr\u003e✔ Peripheral power control\u003cbr\u003e✔ Battery operating time\u003c\/p\u003e\n\u003ch1\u003e2. PCB Leakage Current Inspection \u0026amp; Fault Diagnosis\u003c\/h1\u003e\n\u003cp\u003eUnexpected current consumption is often caused by:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePCB leakage paths\u003c\/li\u003e\n\u003cli\u003eIncorrect component selection\u003c\/li\u003e\n\u003cli\u003eDamaged ICs\u003c\/li\u003e\n\u003cli\u003ePoor soldering\u003c\/li\u003e\n\u003cli\u003ePower circuit design issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe MPS-305QC allows engineers to monitor current behavior and quickly locate abnormal conditions during PCB testing.\u003c\/p\u003e\n\u003cp\u003eTypical applications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNew PCB prototype validation\u003c\/li\u003e\n\u003cli\u003eHardware debugging\u003c\/li\u003e\n\u003cli\u003eComponent replacement testing\u003c\/li\u003e\n\u003cli\u003eCircuit fault analysis\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003e3. Real-Time Voltage \u0026amp; Current Monitoring\u003c\/h1\u003e\n\u003ch2\u003eClear 4-Digit LED Display\u003c\/h2\u003e\n\u003cp\u003eThe high-visibility display provides real-time feedback 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 easily detect:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCurrent spikes\u003c\/li\u003e\n\u003cli\u003eUnexpected standby consumption\u003c\/li\u003e\n\u003cli\u003ePower fluctuations\u003c\/li\u003e\n\u003cli\u003eAbnormal load conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis helps reduce troubleshooting time during hardware development.\u003c\/p\u003e\n\u003ch1\u003e4. Stable Adjustable DC Output for Embedded Systems\u003c\/h1\u003e\n\u003cp\u003eThe MPS-305QC provides a flexible adjustable power source for different electronic designs.\u003c\/p\u003e\n\u003cp\u003eSuitable for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMCU development boards\u003c\/li\u003e\n\u003cli\u003ePrototype PCB testing\u003c\/li\u003e\n\u003cli\u003eSensor circuits\u003c\/li\u003e\n\u003cli\u003eCommunication modules\u003c\/li\u003e\n\u003cli\u003eEmbedded control systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eStable power delivery helps prevent false debugging results caused by unstable voltage supply.\u003c\/p\u003e\n\u003ch1\u003e5. Safe Testing with OVP \u0026amp; OCP Protection\u003c\/h1\u003e\n\u003cp\u003eSensitive embedded circuits require reliable protection.\u003c\/p\u003e\n\u003cp\u003eThe MPS-305QC includes:\u003c\/p\u003e\n\u003ch2\u003eOver Voltage Protection (OVP)\u003c\/h2\u003e\n\u003cp\u003eProtects:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMCU chips\u003c\/li\u003e\n\u003cli\u003eSensors\u003c\/li\u003e\n\u003cli\u003eCommunication modules\u003c\/li\u003e\n\u003cli\u003ePrototype boards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003efrom accidental over-voltage input.\u003c\/p\u003e\n\u003ch2\u003eOver Current Protection (OCP)\u003c\/h2\u003e\n\u003cp\u003eHelps prevent damage caused by:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePCB short circuits\u003c\/li\u003e\n\u003cli\u003eIncorrect wiring\u003c\/li\u003e\n\u003cli\u003eComponent failures\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003e6. Output ON\/OFF Control for Efficient Debugging\u003c\/h1\u003e\n\u003cp\u003eThe independent OUTPUT button allows engineers to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnable power after checking settings\u003c\/li\u003e\n\u003cli\u003eQuickly restart test conditions\u003c\/li\u003e\n\u003cli\u003eSafely connect and disconnect prototype boards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIdeal for repeated debugging cycles.\u003c\/p\u003e\n\u003ch1\u003e7. Panel Lock for Long-Term Testing\u003c\/h1\u003e\n\u003cp\u003eDuring extended power consumption testing, accidental parameter changes can interrupt experiments.\u003c\/p\u003e\n\u003cp\u003eThe LOCK function prevents:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUnwanted voltage adjustment\u003c\/li\u003e\n\u003cli\u003eIncorrect operation\u003c\/li\u003e\n\u003cli\u003eTesting interruption\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSuitable for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOvernight MCU current monitoring\u003c\/li\u003e\n\u003cli\u003eLong-term stability testing\u003c\/li\u003e\n\u003cli\u003eLaboratory experiments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003e8. USB-A \u0026amp; USB-C Power Analysis\u003c\/h1\u003e\n\u003cp\u003eBuilt-in USB testing interfaces provide additional diagnostic capability.\u003c\/p\u003e\n\u003ch2\u003eUSB-A QC Testing\u003c\/h2\u003e\n\u003cp\u003eSupports:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFast charging analysis\u003c\/li\u003e\n\u003cli\u003eUSB power verification\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eUSB-C PD Testing\u003c\/h2\u003e\n\u003cp\u003eHelps analyze:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePD charging performance\u003c\/li\u003e\n\u003cli\u003eUSB-C power negotiation\u003c\/li\u003e\n\u003cli\u003ePortable device power issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003e9. Compact Bench Power Solution for Electronics Engineers\u003c\/h1\u003e\n\u003cp\u003eWith a compact design, the MPS-305QC fits easily into:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEmbedded development labs\u003c\/li\u003e\n\u003cli\u003ePCB repair stations\u003c\/li\u003e\n\u003cli\u003eElectronics workshops\u003c\/li\u003e\n\u003cli\u003eUniversity laboratories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt combines:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdjustable DC power supply\u003c\/li\u003e\n\u003cli\u003eCurrent monitoring\u003c\/li\u003e\n\u003cli\u003eUSB testing functions\u003c\/li\u003e\n\u003cli\u003eCircuit protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003einto one practical workstation tool.\u003c\/p\u003e\n\u003ch1\u003eApplications\u003c\/h1\u003e\n\u003ch2\u003eEmbedded System Development\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMCU board debugging\u003c\/li\u003e\n\u003cli\u003eFirmware power optimization\u003c\/li\u003e\n\u003cli\u003eLow-power design verification\u003c\/li\u003e\n\u003cli\u003ePrototype testing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePCB Debugging \u0026amp; Inspection\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLeakage current detection\u003c\/li\u003e\n\u003cli\u003eShort circuit analysis\u003c\/li\u003e\n\u003cli\u003ePower rail troubleshooting\u003c\/li\u003e\n\u003cli\u003eComponent fault diagnosis\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eIoT Hardware Development\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWireless sensor testing\u003c\/li\u003e\n\u003cli\u003eSmart device development\u003c\/li\u003e\n\u003cli\u003eBattery-powered product evaluation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eElectronics Repair\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCB repair\u003c\/li\u003e\n\u003cli\u003eIC testing\u003c\/li\u003e\n\u003cli\u003eCircuit troubleshooting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eEngineering Education\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEmbedded experiments\u003c\/li\u003e\n\u003cli\u003eElectronics training\u003c\/li\u003e\n\u003cli\u003eLaboratory projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003ePackage Includes\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eMPS-305QC DC 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\u003eEvery unit is tested 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 reply within 24 hours.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Shenzhen Kuaiqu Electronic Co., Ltd","offers":[{"title":"AC220V(±10%)","offer_id":47839249367217,"sku":null,"price":159.0,"currency_code":"USD","in_stock":true},{"title":"AC110V(±10%)","offer_id":47839249399985,"sku":null,"price":159.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/8027\/3329\/files\/MCU.webp?v=1786436519","url":"https:\/\/www.kuaiquinstrument.com\/fr\/products\/mps-305qc-variable-regulated-dc-power-source","provider":"KUAIQU Instrument Store","version":"1.0","type":"link"}