L4984DTR ST Power Factor Correction Controller | 10-SOP | 10.3V-22.6V, 65kHz

Product Overview

The L4984DTR is a high-performance Power Factor Correction (PFC) controller from STMicroelectronics, designed for medium-power AC-DC converters. It operates in Transition Mode (TM) with a fixed 65kHz switching frequency, ensuring high efficiency and low THD. The device integrates advanced protection features including overvoltage, overcurrent, and brownout protection, making it ideal for robust power supply designs.

Detailed Technical Specifications

Key Features

• Transition Mode PFC controller
• Fixed 65kHz switching frequency
• Low start-up current (30µA)
• High output drive capability (±400mA)
• Comprehensive protections: OVP, OCP, brownout, feedback disconnection
• Internal soft-start
• Boost inductor demagnetization detection

Target Applications

• AC-DC adapters for laptops and monitors
• LED lighting drivers (e.g., 50W street light)
• Industrial power supplies for 5G base stations
• Home appliances like air conditioners and refrigerators
• Automotive dashboard power supplies

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for L4984DTR. Our core advantages include:

• 24/7 Global Customer Support: Professional team providing instant quotes and technical support worldwide.
• In-stock Inventory, Same-day Shipping: We maintain localized stock; orders confirmed before 4 PM are shipped the same day.
• HK-SZ Synergy, Flexible Settlement: Direct global shipping from Shenzhen with support for HK bank transfers and multi-currency.
• Escrow Secured Transactions: We support Escrow.com for secure transactions, ensuring peace of mind for batch orders.
• BOM Kitting & Sampling Services: Specialized sourcing for testing samples and urgent shortage components.

Quality Assurance & Compliance

Jasin Chip guarantees that all delivered products are 100% original factory stock with full quality assurance and traceability.

• 100% Original & Authentic: All components are guaranteed to be authentic with strict quality control.
• RoHS Compliant: All electronic components comply with international environmental and safety standards.
• Original Factory Packaging: We maintain original factory packaging and seals to ensure ESD protection and physical integrity.

產品概述

L4984DTR 是意法半導體推出的高性能功率因數校正（PFC）控制器，專為中等功率 AC-DC 轉換器設計。它工作在過渡模式（TM），固定開關頻率 65kHz，確保高效率與低總諧波失真。器件集成了過壓、過流及欠壓保護等先進功能，適用於穩健的電源設計。

詳細技術參數

核心特性

• 過渡模式 PFC 控制器
• 固定 65kHz 開關頻率
• 低啟動電流（30µA）
• 高輸出驅動能力（±400mA）
• 全面保護：OVP、OCP、欠壓、反饋斷路
• 內部軟啟動
• 升壓電感去磁檢測

典型應用場景

• 筆記本電腦及顯示器 AC-DC 適配器
• LED 照明驅動器（如 50W 路燈）
• 5G 基站工業電源
• 空調、冰箱等家用電器
• 汽車儀表板電源

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 L4984DTR 提供全面的供應鏈與批發解決方案。 我們的核心優勢包括：

• 全天候環球客戶支援：專業團隊為您提供即時報價及技術支援，無需漫長等待。
• 現貨庫存，即日發貨：確保現貨充足。下午 4 點前確認訂單，即可安排當天寄出。
• 深港聯動，結算靈活：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。
• Escrow 擔保交易：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。
• BOM 配單與樣板服務：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。

品質保證與合規

Jasin 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。

• 100% 原廠正貨：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。
• 符合 RoHS 認證：所有電子元器件均符合國際環保標準及相關安全認證。
• 原廠封裝保護：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。

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。

HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]