LDK320ADU50R ST LDO Regulator | SOT-89 | 5.0V Output, 200mA

Product Overview

The LDK320ADU50R from STMicroelectronics is a low-dropout (LDO) linear voltage regulator designed to deliver a fixed output voltage of 5.0V with a maximum output current of 200mA. Housed in a compact SOT-89 package, this device offers excellent stability and low quiescent current, making it ideal for power-sensitive applications. The LDK320ADU50R features a wide input voltage range from 2.5V to 18V, ensuring compatibility with various power sources. Its low dropout voltage of typically 200mV at full load minimizes power dissipation, enhancing system efficiency. The device includes internal protection circuits such as current limiting and thermal shutdown, ensuring reliable operation under fault conditions.

Detailed Technical Specifications

Key Features

• Fixed 5.0V output voltage
• 200mA maximum output current
• Low dropout voltage: 200mV typical at 200mA
• Wide input voltage range: 2.5V to 18V
• Low quiescent current: 30µA typical
• High PSRR: 60dB at 1kHz
• Internal current limit and thermal shutdown
• Stable with low ESR ceramic capacitors
• Available in SOT-89 package

Target Applications

The LDK320ADU50R is suitable for a wide range of applications, including:

• 5G base station power management
• Automotive dashboard and infotainment systems
• Industrial sensor modules
• Battery-powered devices
• Home automation and IoT devices
• Portable medical equipment

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LDK320ADU50R. 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

LDK320ADU50R 是意法半導體（STMicroelectronics）推出的一款低壓差線性穩壓器，固定輸出 5.0V，最大輸出電流 200mA。採用緊湊的 SOT-89 封裝，具有出色的穩定性和低靜態電流，非常適合對功耗敏感的應用。該器件支持 2.5V 至 18V 的寬輸入電壓範圍，可兼容多種電源。在滿載條件下，典型壓差僅為 200mV，有效降低功耗，提升系統效率。內置限流和熱關斷保護電路，確保在故障條件下可靠運行。

詳細技術參數

核心特性

• 固定 5.0V 輸出電壓
• 200mA 最大輸出電流
• 低壓差：200mV 典型值 @ 200mA
• 寬輸入電壓範圍：2.5V 至 18V
• 低靜態電流：30µA 典型值
• 高 PSRR：60dB @ 1kHz
• 內置限流和熱關斷保護
• 可與低 ESR 陶瓷電容穩定工作
• 採用 SOT-89 封裝

典型應用場景

LDK320ADU50R 適用於多種應用，包括：

• 5G 基站電源管理
• 汽車儀表盤和信息娛樂系統
• 工業傳感器模塊
• 電池供電設備
• 家庭自動化和物聯網設備
• 便攜式醫療設備

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LDK320ADU50R 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]