{"product_id":"stmicroelectronics-st1ps03a1qtr","title":"STMicroelectronics, ST1PS03A1QTR Step-Down Switching Regulator, 1-Channel 400mA Selectable 12-Pin, TQFN-12 [ST1PS03A1QTR]; 234-8885","description":"\u003cstyle type=\"text\/css\"\u003e@media screen and (max-width: 767px) {.tg {width: auto !important;}.tg col {width: auto !important;}.tg-wrap {overflow-x: auto;-webkit-overflow-scrolling: touch;}}\u003c\/style\u003e\n\n\u003cdiv class=\"cv-desc\"\u003e\n\u003cp\u003eThe STMicroelectronics nano-quiescent miniaturized synchronous step-down converter, which is able to provide up to 400 mA output current with an input voltage ranging from 1.8 V to 5.5 V. This converter is specifically designed for applications where high efficiency, PCB size and thickness are the key factors.\u003c\/p\u003e\n\u003cp\u003e500 nA input quiescent current at VIN = 3.6 V (not switching)\u003c\/p\u003e\n\u003cp\u003e92% typical efficiency at 10 mA load (VIN = 3.6 V, VOUT = 2.5 V)\u003c\/p\u003e\n\u003cp\u003e100% duty cycle\u003c\/p\u003e\n\u003cp\u003e1.8 V to 5.5 V input operating range\u003c\/p\u003e\n\u003cp\u003eUndervoltage lockout 1.57 V (VIN falling, typ.)\u003c\/p\u003e\n\u003cp\u003eUp to 400 mA output current capability\u003c\/p\u003e\n\u003cp\u003eLow power control operation for the best efficiency\u003c\/p\u003e\n\u003cp\u003eEmbedded soft-start circuit\u003c\/p\u003e\n\u003cp\u003eTiny external components: L = 2.2 μH typ.\u003c\/p\u003e\n\u003cp\u003eSelectable output voltages 1.6 V to 3.3 V\u003c\/p\u003e\n\u003cp\u003eOutput voltage power good\u003c\/p\u003e\n\u003cp\u003e±1.5% output voltage accuracy (VOUT, TA = 25 °C)\u003c\/p\u003e\n\u003cp\u003eDynamic output voltage selection (D0, D1 and D2)\u003c\/p\u003e\n\u003cp\u003eLoad switch controlled by AUX input\u003c\/p\u003e\n\u003cp\u003eAvailable in TQFN12 package\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tg-wrap\"\u003e\u003ctable style=\"border-collapse:collapse;border-color:#ccc;border-spacing:0\" class=\"tg\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003cth style=\"background-color:#f0f0f0;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:18px;font-weight:bold;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:bottom;word-break:normal\" colspan=\"2\"\u003eTHÔNG SỐ KỸ THUẬT\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#f9f9f9;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;font-weight:bold;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"background-color:#f9f9f9;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003eSTMicroelectronics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#fff;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;font-weight:bold;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003eManufacturer Part No.\u003c\/td\u003e\n\u003ctd style=\"background-color:#fff;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003eST1PS03A1QTR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#f9f9f9;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;font-weight:bold;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003eMaximum Output Current\u003c\/td\u003e\n\u003ctd style=\"background-color:#f9f9f9;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003e400mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#fff;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;font-weight:bold;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003eMaximum Output Voltage\u003c\/td\u003e\n\u003ctd style=\"background-color:#fff;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003e3.3V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#f9f9f9;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;font-weight:bold;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003eRegulator Function\u003c\/td\u003e\n\u003ctd style=\"background-color:#f9f9f9;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003eStep Down\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#fff;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;font-weight:bold;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003eMinimum Output Voltage\u003c\/td\u003e\n\u003ctd style=\"background-color:#fff;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003e1.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#f9f9f9;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;font-weight:bold;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003eMinimum Input Voltage\u003c\/td\u003e\n\u003ctd style=\"background-color:#f9f9f9;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003e1.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#fff;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;font-weight:bold;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003eOutput Type\u003c\/td\u003e\n\u003ctd style=\"background-color:#fff;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003eSelectable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#f9f9f9;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;font-weight:bold;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd style=\"background-color:#f9f9f9;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#fff;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;font-weight:bold;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003ePin Count\u003c\/td\u003e\n\u003ctd style=\"background-color:#fff;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#f9f9f9;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;font-weight:bold;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003ePackage Type\u003c\/td\u003e\n\u003ctd style=\"background-color:#f9f9f9;border-color:inherit;border-style:solid;border-width:1px;color:#333;font-family:Arial, Helvetica, sans-serif !important;font-size:16px;overflow:hidden;padding:10px 5px;text-align:left;vertical-align:middle;word-break:normal\"\u003eTQFN-12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp\u003eGiá: \u003cstrong\u003eLiên hệ\u003c\/strong\u003e – gửi mã và số lượng về CV@chanhvinh.com để nhận báo giá nhanh.\u003c\/p\u003e","brand":"STMICROELECTRONICS","offers":[{"title":"Default Title","offer_id":39531769036834,"sku":"2348885","price":0.0,"currency_code":"VND","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0289\/0180\/2018\/files\/R2348886-01.jpg?v=1791388493","url":"https:\/\/chanhvinh.com\/products\/stmicroelectronics-st1ps03a1qtr","provider":"CÔNG TY CHÁNH VINH (Vật tư công nghiệp)","version":"1.0","type":"link"}