LM2673S-ADJ TI DC-DC Converter | TO-263 (DDPAK-7) | 8V-40V Input, 3A Output

Product Overview

The LM2673S-ADJ from Texas Instruments is a high-efficiency, adjustable output voltage step-down (buck) DC-DC converter. It features a wide input voltage range of 8V to 40V and delivers up to 3A of continuous output current. Housed in a TO-263 (DDPAK-7) package, this device integrates a 260 mΩ N-channel MOSFET and operates at a fixed 260 kHz switching frequency. The LM2673S-ADJ is part of the SIMPLE SWITCHER® family, known for ease of use and minimal external components.

Detailed Technical Specifications

Key Features

• Wide input voltage range: 8V to 40V
• Adjustable output voltage from 1.23V to 37V
• 3A continuous output current capability
• High efficiency up to 90%
• Integrated 260 mΩ N-channel MOSFET
• Fixed 260 kHz switching frequency
• Internal soft-start
• Thermal shutdown and current limit protection
• Low shutdown current (15 µA)
• TO-263 (DDPAK-7) package for excellent thermal performance

Target Applications

• 5G base station power supplies
• Automotive infotainment and dashboard systems
• Industrial control systems
• Telecommunications equipment
• Point-of-load regulation for FPGAs and DSPs
• Battery-powered equipment

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LM2673S-ADJ. 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

LM2673S-ADJ 是德州儀器 (TI) 的一款高效率、可調輸出電壓的降壓 (buck) DC-DC 轉換器。它具有 8V 至 40V 的寬輸入電壓範圍，並可提供高達 3A 的連續輸出電流。採用 TO-263 (DDPAK-7) 封裝，此器件集成了 260 mΩ N 溝道 MOSFET，並以固定的 260 kHz 開關頻率工作。LM2673S-ADJ 屬於 SIMPLE SWITCHER® 系列，以易於使用和最少的外部元件而聞名。

詳細技術參數

核心特性

• 寬輸入電壓範圍：8V 至 40V
• 可調輸出電壓：1.23V 至 37V
• 3A 連續輸出電流能力
• 高效率高達 90%
• 集成 260 mΩ N 溝道 MOSFET
• 固定 260 kHz 開關頻率
• 內部軟啟動
• 熱關斷和電流限制保護
• 低關斷電流 (15 µA)
• TO-263 (DDPAK-7) 封裝，散熱性能優異

典型應用場景

• 5G 基站電源
• 汽車信息娛樂和儀表板系統
• 工業控制系統
• 電信設備
• FPGA 和 DSP 的負載點穩壓
• 電池供電設備

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LM2673S-ADJ 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。
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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]