L4940D2T5-TR ST LDO Regulator | D2PAK | 5V Output, 1.5A Current

Product Overview

The L4940D2T5-TR from STMicroelectronics is a low dropout voltage regulator designed for high current applications. It provides a fixed output voltage of 5V with a maximum output current of 1.5A. The device features a very low dropout voltage (typically 0.4V at 1.5A) and is housed in a D2PAK package, making it suitable for space-constrained power management solutions.

Detailed Technical Specifications

Key Features

• Low dropout voltage: 0.4V typical at 1.5A
• High output current: up to 1.5A
• Fixed 5V output
• Internal current and thermal limit
• Wide input voltage range: 6V to 26V
• Low quiescent current
• High ripple rejection: 70 dB at 120 Hz
• Available in D2PAK package for efficient heat dissipation

Target Applications

• 5G base station power supplies
• Automotive dashboard power management
• Industrial control systems
• Telecommunication equipment
• Post-regulation for switching power supplies

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for L4940D2T5-TR. 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

L4940D2T5-TR 是意法半導體（STMicroelectronics）推出的一款低壓差穩壓器，專為高電流應用設計。它提供固定的5V輸出電壓，最大輸出電流可達1.5A。該器件具有極低的壓差電壓（典型值0.4V @ 1.5A），並採用D2PAK封裝，適合空間受限的電源管理方案。

詳細技術參數

核心特性

• 低壓差電壓：1.5A時典型值0.4V
• 高輸出電流：最高1.5A
• 固定5V輸出
• 內置電流和熱限制保護
• 寬輸入電壓範圍：6V至26V
• 低靜態電流
• 高紋波抑制：70 dB @ 120 Hz
• 採用D2PAK封裝，散熱性能優異

典型應用場景

• 5G基站電源
• 汽車儀表板電源管理
• 工業控制系統
• 電信設備
• 開關電源後級穩壓

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 L4940D2T5-TR 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]