{"product_id":"30v-5a-a-level-precision-dc-power-supply","title":"30V 5A μA Level Precision DC Power Supply with Dynamic Curve Tracking for Micro-nano Semiconductor Leakage Current Characterization","description":"\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eKUAIQU SPPS-K305 30V 5A Precision DC Power Supply for Micro \u0026amp; Nano Semiconductor Testing\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003eThe KUAIQU SPPS-K305 is a \u003cstrong\u003ehigh-precision 30V 5A bench DC power supply\u003c\/strong\u003e designed for \u003cstrong\u003emicro\/nano semiconductor research, device characterization, low-current measurement, and precision electronic testing\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWith \u003cstrong\u003e1mV voltage resolution, 10μA current measurement resolution, stable low-ripple output, and advanced protection functions\u003c\/strong\u003e, the SPPS-K305 provides a reliable power source for sensitive semiconductor devices, research prototypes, and laboratory test platforms.\u003c\/p\u003e\n\u003cp\u003eIt is ideal for applications including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSemiconductor device characterization\u003c\/li\u003e\n\u003cli\u003eChip and IC testing\u003c\/li\u003e\n\u003cli\u003eMEMS sensor research\u003c\/li\u003e\n\u003cli\u003eNanoelectronics experiments\u003c\/li\u003e\n\u003cli\u003eLow-power circuit evaluation\u003c\/li\u003e\n\u003cli\u003eLaboratory R\u0026amp;D debugging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003e✦ Precision Power Control for Semiconductor Device Testing\u003c\/h1\u003e\n\u003cp\u003eMicro and nano semiconductor devices often require extremely accurate power control. Small voltage fluctuations or current variations can affect measurement results.\u003c\/p\u003e\n\u003cp\u003eThe SPPS-K305 provides:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e0–30V adjustable voltage output\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e0–5A adjustable current output\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e150W maximum output power\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1mV voltage setting resolution\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e10μA current measurement resolution under 20mA\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis enables researchers to accurately evaluate:\u003c\/p\u003e\n\u003cp\u003e✓ Device operating voltage\u003cbr\u003e✓ Leakage current variation\u003cbr\u003e✓ Standby power consumption\u003cbr\u003e✓ Current-voltage characteristics\u003cbr\u003e✓ Electrical performance changes during testing\u003c\/p\u003e\n\u003cp\u003eSuitable for semiconductor laboratories, university research, and advanced electronic development.\u003c\/p\u003e\n\u003ch1\u003e✦ Microamp-Level Current Measurement for Tiny Current Changes\u003c\/h1\u003e\n\u003cp\u003eDuring semiconductor research, devices such as IC chips, MEMS components, and nano-scale electronic structures may operate at very low current levels.\u003c\/p\u003e\n\u003cp\u003eThe SPPS-K305 supports automatic A\/mA range switching and provides:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCurrent measurement resolution: \u003cstrong\u003e10μA\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eHigh-resolution 5-digit display\u003c\/li\u003e\n\u003cli\u003eClear real-time readings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt helps engineers detect:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSemiconductor leakage current\u003c\/li\u003e\n\u003cli\u003eAbnormal power consumption\u003c\/li\u003e\n\u003cli\u003eSmall current fluctuations\u003c\/li\u003e\n\u003cli\u003eDevice aging characteristics\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eImproving measurement accuracy during device analysis and debugging.\u003c\/p\u003e\n\u003ch1\u003e✦ Stable Low-Noise Output for Sensitive Semiconductor Devices\u003c\/h1\u003e\n\u003cp\u003ePower supply stability directly affects semiconductor measurement accuracy.\u003c\/p\u003e\n\u003cp\u003eThe SPPS-K305 delivers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVoltage ripple: ≤100mVp-p \/ 15mVrms\u003c\/li\u003e\n\u003cli\u003eCurrent ripple: ≤15mArms\u003c\/li\u003e\n\u003cli\u003eLine regulation: ≤0.01% + 2.5mV\u003c\/li\u003e\n\u003cli\u003eLoad regulation: ≤0.01% + 10mV\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe low-noise DC output reduces interference during precision measurements and helps maintain reliable test results.\u003c\/p\u003e\n\u003cp\u003eIdeal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIC evaluation boards\u003c\/li\u003e\n\u003cli\u003eSemiconductor prototypes\u003c\/li\u003e\n\u003cli\u003eAnalog circuit testing\u003c\/li\u003e\n\u003cli\u003eSensor chip research\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003e✦ Fast Parameter Recall for Repeated Semiconductor Experiments\u003c\/h1\u003e\n\u003cp\u003eSemiconductor testing often requires multiple voltage\/current conditions.\u003c\/p\u003e\n\u003cp\u003eThe SPPS-K305 features \u003cstrong\u003e4 groups of programmable memory presets\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eResearchers can quickly save and recall common test conditions:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDevice standby voltage\u003c\/li\u003e\n\u003cli\u003eOperating voltage\u003c\/li\u003e\n\u003cli\u003eCurrent limit settings\u003c\/li\u003e\n\u003cli\u003eDifferent experiment parameters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOne-click parameter switching improves efficiency during repeated characterization tests.\u003c\/p\u003e\n\u003ch1\u003e✦ Safe Output Control Protects Expensive Devices\u003c\/h1\u003e\n\u003cp\u003eSensitive semiconductor components can be easily damaged by accidental overvoltage or excessive current.\u003c\/p\u003e\n\u003cp\u003eThe SPPS-K305 integrates:\u003c\/p\u003e\n\u003ch3\u003eOVP — Over Voltage Protection\u003c\/h3\u003e\n\u003cp\u003ePrevents output voltage exceeding the preset limit.\u003c\/p\u003e\n\u003ch3\u003eOCP — Over Current Protection\u003c\/h3\u003e\n\u003cp\u003eLimits excessive current to protect test samples.\u003c\/p\u003e\n\u003ch3\u003eSCP — Short Circuit Protection\u003c\/h3\u003e\n\u003cp\u003eAutomatically protects the power supply and connected devices.\u003c\/p\u003e\n\u003ch3\u003ePanel Lock Function\u003c\/h3\u003e\n\u003cp\u003ePrevents accidental parameter changes during long-term experiments.\u003c\/p\u003e\n\u003cp\u003eThese safety features provide reliable protection for valuable semiconductor samples.\u003c\/p\u003e\n\u003ch1\u003e✦ Optimized Operation for Laboratory Environments\u003c\/h1\u003e\n\u003cp\u003eDesigned for professional testing environments, the SPPS-K305 includes:\u003c\/p\u003e\n\u003ch3\u003eEncoder Precision Adjustment\u003c\/h3\u003e\n\u003cp\u003eSmooth and accurate parameter adjustment compared with traditional knobs.\u003c\/p\u003e\n\u003ch3\u003eAdjustable Key Tone\u003c\/h3\u003e\n\u003cp\u003eVolume adjustment and mute mode support both quiet laboratories and industrial workshops.\u003c\/p\u003e\n\u003ch3\u003eDirect Current Setting Before Output Enable\u003c\/h3\u003e\n\u003cp\u003eSet voltage and current limits before activating output, avoiding unsafe short-circuit conditions.\u003c\/p\u003e\n\u003ch3\u003eUSB + Type-C Charging Ports\u003c\/h3\u003e\n\u003cp\u003eProvides convenient power output for mobile devices and small electronic equipment.\u003c\/p\u003e\n\u003ch1\u003e✦ Applications\u003c\/h1\u003e\n\u003cp\u003eThe KUAIQU SPPS-K305 precision DC power supply is widely used in:\u003c\/p\u003e\n\u003ch2\u003eMicro\/Nano Semiconductor R\u0026amp;D\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSemiconductor device characterization\u003c\/li\u003e\n\u003cli\u003eIC chip testing\u003c\/li\u003e\n\u003cli\u003eWafer-level research\u003c\/li\u003e\n\u003cli\u003eMEMS device experiments\u003c\/li\u003e\n\u003cli\u003eNanoelectronics development\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eElectronics Research\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLow-power circuit testing\u003c\/li\u003e\n\u003cli\u003eEmbedded system debugging\u003c\/li\u003e\n\u003cli\u003eSensor chip evaluation\u003c\/li\u003e\n\u003cli\u003eAnalog\/digital circuit analysis\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eLaboratory \u0026amp; Education\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUniversity laboratories\u003c\/li\u003e\n\u003cli\u003eResearch institutes\u003c\/li\u003e\n\u003cli\u003eEngineering teaching labs\u003c\/li\u003e\n\u003cli\u003eElectronic innovation projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eTechnical Specifications\u003c\/h1\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\" style=\"width: 99.915%; height: 294.034px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth class=\"last:pe-10\" style=\"width: 37.6257%; height: 19.6023px;\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"last:pe-10\" style=\"width: 59.8059%; height: 19.6023px;\"\u003eSPPS-K305\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.6257%; height: 19.6023px;\"\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd style=\"width: 59.8059%; height: 19.6023px;\"\u003e0–30V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.6257%; height: 19.6023px;\"\u003eOutput Current\u003c\/td\u003e\n\u003ctd style=\"width: 59.8059%; height: 19.6023px;\"\u003e0–5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.6257%; height: 19.6023px;\"\u003eOutput Power\u003c\/td\u003e\n\u003ctd style=\"width: 59.8059%; height: 19.6023px;\"\u003e150W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.6257%; height: 19.6023px;\"\u003eVoltage Resolution\u003c\/td\u003e\n\u003ctd style=\"width: 59.8059%; height: 19.6023px;\"\u003e1mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.6257%; height: 19.6023px;\"\u003eCurrent Resolution\u003c\/td\u003e\n\u003ctd style=\"width: 59.8059%; height: 19.6023px;\"\u003e1mA Setting \/ 10μA Readback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.6257%; height: 19.6023px;\"\u003eVoltage Accuracy\u003c\/td\u003e\n\u003ctd style=\"width: 59.8059%; height: 19.6023px;\"\u003e0.05% + 10mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.6257%; height: 19.6023px;\"\u003eCurrent Accuracy\u003c\/td\u003e\n\u003ctd style=\"width: 59.8059%; height: 19.6023px;\"\u003e0.1% + 10mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.6257%; height: 19.6023px;\"\u003eVoltage Ripple\u003c\/td\u003e\n\u003ctd style=\"width: 59.8059%; height: 19.6023px;\"\u003e≤100mVp-p \/ 15mVrms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.6257%; height: 19.6023px;\"\u003eCurrent Ripple\u003c\/td\u003e\n\u003ctd style=\"width: 59.8059%; height: 19.6023px;\"\u003e≤15mArms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.6257%; height: 19.6023px;\"\u003eMemory Presets\u003c\/td\u003e\n\u003ctd style=\"width: 59.8059%; height: 19.6023px;\"\u003e4 Groups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.6257%; height: 19.6023px;\"\u003eProtection\u003c\/td\u003e\n\u003ctd style=\"width: 59.8059%; height: 19.6023px;\"\u003eOVP \/ OCP \/ SCP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.6257%; height: 19.6023px;\"\u003eUSB Output\u003c\/td\u003e\n\u003ctd style=\"width: 59.8059%; height: 19.6023px;\"\u003e5V\/2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.6257%; height: 19.6023px;\"\u003eInput Voltage\u003c\/td\u003e\n\u003ctd style=\"width: 59.8059%; height: 19.6023px;\"\u003eAC220V (AC110V Optional)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.6257%; height: 19.6023px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"width: 59.8059%; height: 19.6023px;\"\u003e1.17kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch1\u003eWhy Choose KUAIQU SPPS-K305?\u003c\/h1\u003e\n\u003cp\u003eFor micro and nano semiconductor research, power accuracy is critical.\u003c\/p\u003e\n\u003cp\u003eThe SPPS-K305 combines:\u003c\/p\u003e\n\u003cp\u003e✓ Microamp-level current measurement\u003cbr\u003e✓ Millivolt-level voltage control\u003cbr\u003e✓ Stable low-noise output\u003cbr\u003e✓ Fast experimental parameter switching\u003cbr\u003e✓ Comprehensive device protection\u003c\/p\u003e\n\u003cp\u003eProviding researchers with a dependable precision power source for \u003cstrong\u003esemiconductor testing, device characterization, and advanced electronic R\u0026amp;D\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Shenzhen Kuaiqu Electronic Co., Ltd","offers":[{"title":"AC220V(±10%)","offer_id":47836043641009,"sku":null,"price":189.0,"currency_code":"USD","in_stock":true},{"title":"AC110V(±10%)","offer_id":47836043673777,"sku":null,"price":189.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/8027\/3329\/files\/305.png?v=1786347813","url":"https:\/\/www.kuaiquinstrument.com\/products\/30v-5a-a-level-precision-dc-power-supply","provider":"KUAIQU Instrument Store","version":"1.0","type":"link"}