LMR33640ADDAR TI DC-DC Converter | 8-SO-POWERPAD | 36V, 4A, 400kHz

Product Overview

The LMR33640ADDAR from Texas Instruments is a high-performance synchronous step-down DC-DC converter designed for industrial and automotive applications. It operates over a wide input voltage range of 3.8V to 36V and delivers up to 4A of continuous output current. Housed in an 8-pin SO PowerPAD package, it offers excellent thermal performance and a compact footprint. The device integrates high-side and low-side MOSFETs, enabling high efficiency and minimal external component count.

Detailed Technical Specifications

Key Features

• Integrated 36V, 4A synchronous buck converter
• Wide input voltage range: 3.8V to 36V
• Adjustable output voltage from 0.8V to 24V
• Fixed 400kHz switching frequency
• High efficiency up to 95%
• Internal compensation and soft-start
• Enable and power-good functions
• Overcurrent, overvoltage, and thermal shutdown protection
• 8-SO-POWERPAD package for enhanced thermal dissipation

Target Applications

• Industrial power supplies for factory automation and PLCs
• 5G base station power management
• Automotive infotainment and dashboard systems
• Battery-powered equipment and portable devices
• Distributed power architectures in telecom and networking

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LMR33640ADDAR. 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

LMR33640ADDAR 是德州儀器推出的一款高性能同步降壓 DC-DC 轉換器，專為工業和汽車應用設計。它支持 3.8V 至 36V 的寬輸入電壓範圍，並可提供高達 4A 的連續輸出電流。採用 8 引腳 SO PowerPAD 封裝，具有出色的熱性能和緊湊的尺寸。該器件集成了高側和低側 MOSFET，可實現高效率並減少外部元件數量。

詳細技術參數

核心特性

• 集成 36V、4A 同步降壓轉換器
• 寬輸入電壓範圍：3.8V 至 36V
• 可調輸出電壓：0.8V 至 24V
• 固定 400kHz 開關頻率
• 高效率高達 95%
• 內部補償和軟啟動
• 使能和電源正常功能
• 過流、過壓和熱關斷保護
• 8-SO-POWERPAD 封裝，增強散熱

典型應用場景

• 工業電源，用於工廠自動化和 PLC
• 5G 基站電源管理
• 汽車信息娛樂和儀表板系統
• 電池供電設備和便攜式設備
• 電信和網絡中的分布式電源架構

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LMR33640ADDAR 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]