LMR51430XDDCR TI DC-DC Converter | SOT-23-THIN | 4.5V-36V Input, 3A Output

Product Overview

The LMR51430XDDCR from Texas Instruments is a high-efficiency, 3A synchronous step-down DC-DC converter with an input voltage range of 4.5V to 36V. Housed in a compact SOT-23-THIN package, it integrates high-side and low-side MOSFETs to deliver up to 95% efficiency. The device features a fixed 500kHz switching frequency, enabling small external components and a compact solution size. With integrated protection features including overcurrent, overtemperature, and undervoltage lockout, the LMR51430XDDCR is ideal for rugged industrial and automotive applications.

Detailed Technical Specifications

Key Features

• Wide input voltage range: 4.5V to 36V
• 3A continuous output current
• Integrated 100mΩ high-side and 60mΩ low-side MOSFETs
• Fixed 500kHz switching frequency
• Internal compensation and soft-start
• Protection: overcurrent (hiccup), overtemperature, UVLO
• Low shutdown current: 2µA
• Small SOT-23-THIN package

Target Applications

• 5G base station power supplies
• Automotive infotainment and dashboard systems
• Industrial automation and control
• Portable and battery-powered equipment
• Distributed power architectures

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LMR51430XDDCR. 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

LMR51430XDDCR 是德州儀器 (TI) 推出的一款高效率、3A 同步降壓 DC-DC 轉換器，輸入電壓範圍為 4.5V 至 36V。採用緊湊的 SOT-23-THIN 封裝，整合了高側和低側 MOSFET，效率高達 95%。器件具有固定的 500kHz 開關頻率，可使用小型外部元件，實現緊湊的解決方案尺寸。內置過流、過溫和欠壓鎖定等保護功能，使其非常適合惡劣的工業和汽車應用。

詳細技術參數

核心特性

• 寬輸入電壓範圍：4.5V 至 36V
• 3A 連續輸出電流
• 整合 100mΩ 高側和 60mΩ 低側 MOSFET
• 固定 500kHz 開關頻率
• 內部補償和軟啟動
• 保護功能：過流（打嗝）、過溫、欠壓鎖定
• 低關斷電流：2µA
• 小型 SOT-23-THIN 封裝

典型應用場景

• 5G 基站電源
• 汽車資訊娛樂和儀表板系統
• 工業自動化和控制
• 可攜式和電池供電設備
• 分散式電源架構

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LMR51430XDDCR 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]