L4984D ST Power Factor Correction Controller | 10-SSOP | 10V-22V Supply, 65kHz

Product Overview

The L4984D is a high-performance Power Factor Correction (PFC) controller from STMicroelectronics, designed for transition-mode (TM) operation. It integrates advanced features to achieve near-unity power factor and low total harmonic distortion (THD) in AC-DC converters. Housed in a compact 10-SSOP package, the L4984D is ideal for applications requiring high efficiency and compact design.

Detailed Technical Specifications

Key Features

• Transition-mode PFC controller with proprietary THD optimizer
• Low quiescent current (3.5 mA typical)
• Programmable output voltage via feedback pin
• Overvoltage protection (OVP) and overcurrent protection (OCP)
• Brownout protection and soft-start
• Compliant with IEC 61000-3-2 harmonic standards

Target Applications

• AC-DC adapters for laptops and gaming consoles (e.g., Dell 180W adapter)
• LED lighting drivers (e.g., Philips 100W streetlight driver)
• Industrial power supplies for 5G base stations (e.g., Nokia AirScale)
• Home appliances like air conditioners and refrigerators (e.g., LG inverter AC)
• Telecom power supplies (e.g., Huawei R4850G2 rectifier)

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for L4984D. 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

L4984D是意法半導體推出的高性能功率因數校正（PFC）控制器，專為過渡模式（TM）操作設計。它集成了先進功能，可在AC-DC轉換器中實現接近1的功率因數和低總諧波失真（THD）。採用緊湊的10-SSOP封裝，L4984D非常適合需要高效率和小型化設計的應用。

詳細技術參數

核心特性

• 過渡模式PFC控制器，帶專有THD優化器
• 低靜態電流（典型值3.5 mA）
• 通過反饋引腳可編程輸出電壓
• 過壓保護（OVP）和過流保護（OCP）
• 欠壓保護和軟啟動
• 符合IEC 61000-3-2諧波標準

典型應用場景

• 筆記本電腦和遊戲機的AC-DC適配器（例如戴爾180W適配器）
• LED照明驅動器（例如飛利浦100W路燈驅動器）
• 5G基站的工業電源（例如諾基亞AirScale）
• 空調和冰箱等家用電器（例如LG逆變空調）
• 電信電源（例如華為R4850G2整流器）

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 L4984D 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]