{"product_id":"ti-ucc28517dw-20-soic","title":"UCC28517DW TI PFC\/PWM Controller | 20-SOIC | 250W, 100-240VAC","description":"\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:10px; margin-bottom:30px;\n            border-bottom:1px solid #f0f0f0; padding-bottom:20px;\"\u003e\n  \u003cspan style=\"background:#f3e5f5; color:#7b1fa2; padding:6px 14px; border-radius:4px;\n               font-size:12px; font-weight:bold; border:1px solid #e1bee7;\"\u003e🧪 SAMPLE SUPPORT\u003c\/span\u003e\n  \u003cspan style=\"background:#e8f5e9; color:#2e7d32; padding:6px 14px; border-radius:4px;\n               font-size:12px; font-weight:bold; border:1px solid #c8e6c9;\"\u003e✅ 100% Original \u0026amp; Traceable\u003c\/span\u003e\n  \u003cspan style=\"background:#e3f2fd; color:#1565c0; padding:6px 14px; border-radius:4px;\n               font-size:12px; font-weight:bold; border:1px solid #bbdefb;\"\u003e🚀 Inquiry Today, Ship Today\u003c\/span\u003e\n  \u003cspan style=\"background:#fff3e0; color:#ef6c00; padding:6px 14px; border-radius:4px;\n               font-size:12px; font-weight:bold; border:1px solid #ffe0b2;\"\u003e🛡️ Escrow.com Secured Payment\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe UCC28517DW from Texas Instruments is a highly integrated, dual-mode power factor correction (PFC) and pulse-width modulation (PWM) controller designed for offline power supplies. It combines a boost PFC controller and a forward PWM controller in a single 20-pin SOIC package, enabling compact and efficient AC-DC converters. The device operates over a wide input voltage range (85VAC to 265VAC) and supports output power levels up to 250W. With advanced features such as average current mode control, frequency dithering for EMI reduction, and comprehensive protection functions, the UCC28517DW simplifies design and improves reliability in applications like telecom rectifiers, industrial power supplies, and LED lighting.\u003c\/p\u003e\u003ch2\u003eDetailed Technical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e85VAC – 265VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003eUp to 250W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePFC Stage\u003c\/td\u003e\n\u003ctd\u003eBoost converter with average current mode control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePWM Stage\u003c\/td\u003e\n\u003ctd\u003eForward converter with voltage mode control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitching Frequency\u003c\/td\u003e\n\u003ctd\u003e100kHz (PFC), 200kHz (PWM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-up Current\u003c\/td\u003e\n\u003ctd\u003e100µA typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40°C to +125°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003e20-SOIC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Features\u003c\/td\u003e\n\u003ctd\u003eOvervoltage, overcurrent, overtemperature, brownout\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eIntegrated PFC and PWM controller reduces component count and board space\u003c\/li\u003e\n\u003cli\u003eAverage current mode PFC control ensures high power factor (\u0026gt;0.99) and low THD\u003c\/li\u003e\n\u003cli\u003eFrequency dithering on PFC stage reduces EMI filter size\u003c\/li\u003e\n\u003cli\u003eProgrammable soft-start and slew rate control\u003c\/li\u003e\n\u003cli\u003eComprehensive protection: OVP, OCP, OTP, brownout, and cycle-by-cycle current limit\u003c\/li\u003e\n\u003cli\u003eLow start-up current (100µA) and low operating current (2mA typical)\u003c\/li\u003e\n\u003cli\u003eWide input voltage range suitable for universal AC input\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTarget Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eTelecom rectifiers (e.g., 48V DC power supplies for 5G base stations)\u003c\/li\u003e\n\u003cli\u003eIndustrial power supplies (e.g., 24V\/48V for factory automation)\u003c\/li\u003e\n\u003cli\u003eLED lighting drivers (e.g., 100W street lighting)\u003c\/li\u003e\n\u003cli\u003eAC-DC adapters for medical equipment (e.g., patient monitors)\u003c\/li\u003e\n\u003cli\u003eServer and workstation power supplies (e.g., 250W ATX power supplies)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"border-bottom:2px solid #eee; padding-bottom:10px; margin-top:40px;\"\u003e\n  Global Supply Chain \u0026amp; Wholesale Solutions\n\u003c\/h2\u003e\n\u003cp\u003eAt Jasin Chip, we provide professional supply chain and wholesale solutions for\n\u003cstrong\u003eUCC28517DW\u003c\/strong\u003e. Our core advantages include:\u003c\/p\u003e\n\u003cul style=\"line-height:1.8; color:#444;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003e24\/7 Global Customer Support:\u003c\/strong\u003e Professional team providing instant\n      quotes and technical support worldwide.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIn-stock Inventory, Same-day Shipping:\u003c\/strong\u003e We maintain localized stock;\n      orders confirmed before 4 PM are shipped the same day.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHK-SZ Synergy, Flexible Settlement:\u003c\/strong\u003e Direct global shipping from\n      Shenzhen with support for HK bank transfers and multi-currency.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEscrow Secured Transactions:\u003c\/strong\u003e We support Escrow.com for secure\n      transactions, ensuring peace of mind for batch orders.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBOM Kitting \u0026amp; Sampling Services:\u003c\/strong\u003e Specialized sourcing for\n      testing samples and urgent shortage components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"border-bottom:2px solid #eee; padding-bottom:10px; margin-top:40px;\"\u003e\n  Quality Assurance \u0026amp; Compliance\n\u003c\/h2\u003e\n\u003cp\u003eJasin Chip guarantees that all delivered products are 100% original factory stock\nwith full quality assurance and traceability.\u003c\/p\u003e\n\u003cul style=\"line-height:1.8; color:#444;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003e100% Original \u0026amp; Authentic:\u003c\/strong\u003e All components are guaranteed to\n      be authentic with strict quality control.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e All electronic components comply with international\n      environmental and safety standards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOriginal Factory Packaging:\u003c\/strong\u003e We maintain original factory packaging\n      and seals to ensure ESD protection and physical integrity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr style=\"margin:50px 0; border:0; border-top:2px dashed #eee;\"\u003e\n\u003ch2\u003e產品概述\u003c\/h2\u003e\u003cp\u003eUCC28517DW 是德州儀器 (TI) 推出的一款高度集成的雙模式功率因數校正 (PFC) 和脈寬調製 (PWM) 控制器，專為離線電源設計。它將升壓 PFC 控制器和前向 PWM 控制器集成在一個 20 引腳 SOIC 封裝中，實現緊湊高效的 AC-DC 轉換器。該器件支持寬輸入電壓範圍 (85VAC 至 265VAC)，輸出功率高達 250W。憑藉平均電流模式控制、用於 EMI 降低的頻率抖動以及全面的保護功能，UCC28517DW 簡化了設計並提高了電信整流器、工業電源和 LED 照明等應用的可靠性。\u003c\/p\u003e\u003ch2\u003e詳細技術參數\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003e參數\u003c\/th\u003e\n\u003cth\u003e數值\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e輸入電壓範圍\u003c\/td\u003e\n\u003ctd\u003e85VAC – 265VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e輸出功率\u003c\/td\u003e\n\u003ctd\u003e高達 250W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePFC 級\u003c\/td\u003e\n\u003ctd\u003e升壓轉換器，平均電流模式控制\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePWM 級\u003c\/td\u003e\n\u003ctd\u003e前向轉換器，電壓模式控制\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e開關頻率\u003c\/td\u003e\n\u003ctd\u003e100kHz (PFC), 200kHz (PWM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e啟動電流\u003c\/td\u003e\n\u003ctd\u003e典型值 100µA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e工作溫度\u003c\/td\u003e\n\u003ctd\u003e-40°C 至 +125°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e封裝\u003c\/td\u003e\n\u003ctd\u003e20-SOIC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e保護功能\u003c\/td\u003e\n\u003ctd\u003e過壓、過流、過溫、欠壓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003e核心特性\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e集成 PFC 和 PWM 控制器，減少元件數量和電路板空間\u003c\/li\u003e\n\u003cli\u003e平均電流模式 PFC 控制，確保高功率因數 (\u0026gt;0.99) 和低 THD\u003c\/li\u003e\n\u003cli\u003ePFC 級頻率抖動，減小 EMI 濾波器尺寸\u003c\/li\u003e\n\u003cli\u003e可編程軟啟動和壓擺率控制\u003c\/li\u003e\n\u003cli\u003e全面保護：OVP、OCP、OTP、欠壓和逐週期電流限制\u003c\/li\u003e\n\u003cli\u003e低啟動電流 (100µA) 和低工作電流 (典型值 2mA)\u003c\/li\u003e\n\u003cli\u003e寬輸入電壓範圍，適用於通用交流輸入\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003e典型應用場景\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e電信整流器 (例如 5G 基站的 48V 直流電源)\u003c\/li\u003e\n\u003cli\u003e工業電源 (例如工廠自動化的 24V\/48V 電源)\u003c\/li\u003e\n\u003cli\u003eLED 照明驅動器 (例如 100W 路燈)\u003c\/li\u003e\n\u003cli\u003e醫療設備 AC-DC 適配器 (例如病人監護儀)\u003c\/li\u003e\n\u003cli\u003e服務器和工作站電源 (例如 250W ATX 電源)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"border-bottom:2px solid #eee; padding-bottom:10px; margin-top:40px;\"\u003e\n  環球供應鏈與批發合作夥伴方案\n\u003c\/h2\u003e\n\u003cp\u003e在 Jasin Chip，我們為 \u003cstrong\u003eUCC28517DW\u003c\/strong\u003e 提供全面的供應鏈與批發解決方案。\n我們的核心優勢包括：\u003c\/p\u003e\n\u003cul style=\"line-height:1.8; color:#444;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003e全天候環球客戶支援：\u003c\/strong\u003e專業團隊為您提供即時報價及技術支援，無需漫長等待。\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e現貨庫存，即日發貨：\u003c\/strong\u003e確保現貨充足。下午 4 點前確認訂單，即可安排當天寄出。\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e深港聯動，結算靈活：\u003c\/strong\u003e深圳直發全球，物流高效可靠；支援香港銀行戶口轉賬及多幣種結算。\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEscrow 擔保交易：\u003c\/strong\u003e支援 Escrow.com 平台交易，保障買賣雙方權益，小批量訂單亦可安心在線下單。\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBOM 配單與樣板服務：\u003c\/strong\u003e提供樣板測試及認證支援。專注一站式 BOM 配套及緊急缺料採購服務。\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"border-bottom:2px solid #eee; padding-bottom:10px; margin-top:40px;\"\u003e\n  品質保證與合規\n\u003c\/h2\u003e\n\u003cp\u003eJasin Chip 承諾所有出貨產品均為原廠正貨，具備完善的品質保證及產品可追溯性。\u003c\/p\u003e\n\u003cul style=\"line-height:1.8; color:#444;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003e100% 原廠正貨：\u003c\/strong\u003e承諾所有供應零件均為原裝現貨，品質嚴格把關，來源清晰可追溯。\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e符合 RoHS 認證：\u003c\/strong\u003e所有電子元器件均符合國際環保標準及相關安全認證。\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e原廠封裝保護：\u003c\/strong\u003e嚴格保留原廠原始包裝及封條，確保物流過程中的靜電防護 (ESD) 與物理安全。\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size:14px; color:#666;\"\u003e以上產品均為原廠正貨，提供 BOM 配單及現貨庫存支援，歡迎查詢。\u003c\/p\u003e\n\n\u003cdiv style=\"margin:25px 0; padding:15px; border:1px solid #eee;\n            border-left:5px solid #2c3e50; background-color:#fcfcfc;\"\u003e\n  \u003cstrong style=\"font-size:16px; color:#2c3e50;\"\u003e🔥 熱門型號推薦 \/ Hot Related Models:\u003c\/strong\u003e\u003cbr\u003e\n  \u003cp style=\"margin-top:10px; color:#666; font-size:14px; line-height:1.8; word-break:break-all;\"\u003e\n    BQ29441DRBR | BQ24314DSJR | UC2853AN | BQ7721612PWR | BQ76PL536TPAPRQ1 | UCC29950D | LP5891RRFR | LP5813BYBHR | BQ29449DRBR | BQ771600DPJT\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#2c3e50; color:white; padding:35px; text-align:center; border-radius:8px; margin:40px 0;\"\u003e\n  \u003ch3 style=\"margin:0; color:white; font-size:22px;\"\u003e獲取報價或技術手冊 \/ Need Batch Quote or Datasheet?\u003c\/h3\u003e\n  \u003cp style=\"margin:15px 0 25px 0; font-size:15px; color:#bdc3c7;\"\u003e\n    Our team provides competitive wholesale pricing for \u003cstrong\u003eUCC28517DW\u003c\/strong\u003e.\n  \u003c\/p\u003e\n  \u003cdiv style=\"display:flex; justify-content:center; gap:15px;\"\u003e\n    \u003ca href=\"https:\/\/wa.me\/85252099691\" target=\"_blank\" rel=\"noopener\" style=\"background:#f39c12; color:white; padding:14px 35px; text-decoration:none;\n              border-radius:5px; font-weight:bold; font-size:16px;\"\u003e\n      立即諮詢 \/ Inquiry Now\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:12px; color:#7f8c8d; text-align:center; line-height:1.6; margin-top:40px;\"\u003e\n  \u003cstrong\u003eHONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED\u003c\/strong\u003e\u003cbr\u003e\n  Trusted Partner for Automotive, Industrial, and Hard-to-find Components.\u003cbr\u003e\n  WhatsApp: +852 5209 9691 | Email: jason@jasinchip.com.hk\n\u003c\/p\u003e\n","brand":"TI","offers":[{"title":"Default Title","offer_id":51714457927896,"sku":"ti-ucc28517dw-20-soic","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0791\/1446\/9592\/files\/296_7E4040000-4_7EDW_7E20_e1fdc493-be52-4448-accb-3e208975176d.jpg?v=1779723557","url":"https:\/\/www.jasinchip.com.hk\/ru\/products\/ti-ucc28517dw-20-soic","provider":"HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED","version":"1.0","type":"link"}