L4949EPTR-E ST Voltage Regulator | 20-SO | 5V, 200mA, Low Dropout

Product Overview

The L4949EPTR-E is a low dropout voltage regulator from STMicroelectronics, designed for automotive and industrial applications. It provides a fixed 5V output with a maximum current of 200mA. The device features a very low dropout voltage (typically 0.5V at 200mA) and a wide input voltage range up to 28V. It includes protection features such as thermal shutdown, short-circuit protection, and reverse polarity protection. The L4949EPTR-E is available in a 20-SO package, making it suitable for space-constrained applications.

Detailed Technical Specifications

Key Features

• Low dropout voltage: 0.5V typical at 200mA
• Fixed 5V output with ±2% accuracy
• Output current up to 200mA
• Wide input voltage range: 5.5V to 28V
• Low quiescent current: 1.5mA typical
• Protection: thermal shutdown, short-circuit, reverse polarity
• Automotive grade: AEC-Q100 qualified
• 20-SO package for compact design

Target Applications

• Automotive ECUs (Engine Control Units)
• 5G base station power management
• Dashboard infotainment systems
• Industrial control systems
• Battery-powered equipment
• Telecommunication equipment

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for L4949EPTR-E. 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

L4949EPTR-E 是意法半導體（STMicroelectronics）推出的一款低壓差穩壓器，專為汽車和工業應用設計。它提供固定的5V輸出，最大電流200mA。該器件具有極低的壓差（典型值0.5V @ 200mA）和寬輸入電壓範圍（最高28V）。內置保護功能包括熱關斷、短路保護和反極性保護。L4949EPTR-E 採用20-SO封裝，適合空間受限的應用。

詳細技術參數

核心特性

• 低壓差：典型值0.5V @ 200mA
• 固定5V輸出，精度±2%
• 輸出電流高達200mA
• 寬輸入電壓範圍：5.5V 至 28V
• 低靜態電流：典型值1.5mA
• 保護功能：熱關斷、短路保護、反極性保護
• 汽車級認證：AEC-Q100
• 20-SO封裝，節省空間

典型應用場景

• 汽車電子控制單元（ECU）
• 5G基站電源管理
• 儀表板信息娛樂系統
• 工業控制系統
• 電池供電設備
• 電信設備

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 L4949EPTR-E 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]