LM2575S-5.0 TI Simple Switcher | TO-263 (DDPAK-5) | 1A, 52kHz

Product Overview

The LM2575S-5.0 from Texas Instruments is a monolithic integrated circuit that provides all the active functions for a step-down (buck) switching regulator. It is capable of driving a 1A load with excellent line and load regulation. This device is available in a TO-263 (DDPAK-5) package and offers a fixed output voltage of 5.0V. The LM2575 series is part of the Simple Switcher family, requiring only a minimum number of external components for operation. It features internal frequency compensation, a fixed-frequency oscillator (52 kHz), and a standard inductor, simplifying the design process. The device also includes thermal shutdown and current limit protection, ensuring robust performance in various applications.

Detailed Technical Specifications

Key Features

• Fixed 5.0V output voltage
• 1A output current capability
• Wide input voltage range: 4.75V to 40V
• 52 kHz fixed-frequency oscillator
• Internal frequency compensation
• Thermal shutdown and current limit protection
• Requires only 4 external components
• High efficiency (up to 88%)
• Low standby current
• Available in TO-263 (DDPAK-5) package

Target Applications

The LM2575S-5.0 is ideal for a variety of applications requiring efficient voltage regulation. Specific examples include:

• 5G base station power supplies
• Automotive dashboard displays and infotainment systems
• Industrial control systems
• Telecommunication equipment
• Battery-powered devices
• Post-regulation for linear regulators

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LM2575S-5.0. 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

LM2575S-5.0 是德州儀器（Texas Instruments）推出的一款單片集成電路，提供降壓型開關穩壓器所需的所有有源功能。它能夠驅動 1A 負載，具有優異的線性和負載調整率。該器件採用 TO-263（DDPAK-5）封裝，提供 5.0V 固定輸出電壓。LM2575 系列屬於 Simple Switcher 系列，只需最少的外部元件即可工作。它內部集成了頻率補償、固定頻率振盪器（52 kHz）和標準電感，簡化了設計流程。該器件還包括熱關斷和電流限制保護，確保在各種應用中的穩健性能。

詳細技術參數

核心特性

• 固定 5.0V 輸出電壓
• 1A 輸出電流能力
• 寬輸入電壓範圍：4.75V 至 40V
• 52 kHz 固定頻率振盪器
• 內部頻率補償
• 熱關斷和電流限制保護
• 僅需 4 個外部元件
• 高效率（高達 88%）
• 低待機電流
• 採用 TO-263（DDPAK-5）封裝

典型應用場景

LM2575S-5.0 適用於需要高效電壓調節的多種應用。具體實例包括：

• 5G 基站電源
• 汽車儀表板顯示器和信息娛樂系統
• 工業控制系統
• 電信設備
• 電池供電設備
• 線性穩壓器的後級穩壓

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LM2575S-5.0 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。
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• 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]