L4984DTR ST Power Factor Correction Controller | 10-SSOP | 10.3V-22.5V, 250kHz

Product Overview

The L4984DTR 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, it is ideal for space-constrained applications requiring high efficiency and reliability.

Detailed Technical Specifications

Key Features

• Transition-mode PFC control with high accuracy
• Low start-up current (30 µA) for energy-saving standby
• Programmable output voltage via external divider
• Overvoltage, undervoltage, and overcurrent protection
• Frequency foldback for light-load efficiency
• Internal soft-start and disable function

Target Applications

• AC-DC adapters for laptops and gaming consoles
• LED lighting drivers for smart buildings
• Power supplies for 5G base stations and telecom equipment
• Industrial power systems for motor drives and PLCs
• Consumer electronics like smart TVs and audio amplifiers

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是意法半导体（ST）推出的高性能功率因数校正（PFC）控制器，专为过渡模式（TM）操作设计。它集成了先进功能，可在AC-DC转换器中实现接近1的功率因数和低总谐波失真（THD）。采用紧凑的10-SSOP封装，非常适合对空间有限且要求高效率和高可靠性的应用。

詳細技術參數

核心特性

• 過渡模式PFC控制，精度高
• 低啟動電流（30 µA），節能待機
• 通過外部分壓器可編程輸出電壓
• 過壓、欠壓和過流保護
• 頻率折返功能，提升輕載效率
• 內部軟啟動和關斷功能

典型應用場景

• 筆記本電腦和遊戲機的AC-DC適配器
• 智能建築的LED照明驅動器
• 5G基站和電信設備的電源
• 工業電機驅動和PLC的電源系統
• 智能電視和音頻放大器等消費電子產品

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]