LM43603AQPWPTQ1 TI Step-Down Converter | 16-HTSSOP | 3.5V-36V, 3A

Product Overview

The LM43603AQPWPTQ1 is a high-performance, synchronous step-down DC-DC converter from Texas Instruments, designed for automotive and industrial applications. It operates over a wide input voltage range of 3.5V to 36V and delivers up to 3A of continuous output current. The device is housed in a compact 16-HTSSOP package, offering excellent thermal performance and space-saving benefits. With integrated high-side and low-side MOSFETs, the LM43603AQPWPTQ1 achieves high efficiency and simplifies PCB layout. Its advanced features include frequency synchronization, adjustable soft-start, and power-good flag, making it ideal for powering sensitive loads in harsh environments.

Detailed Technical Specifications

Key Features

• Wide input voltage range: 3.5V to 36V
• 3A continuous output current
• Integrated high-side and low-side MOSFETs
• Adjustable switching frequency (200kHz to 2.2MHz)
• Frequency synchronization capability
• Power-good flag output
• Adjustable soft-start
• Precision enable input
• Overcurrent, overvoltage, and thermal protection
• Automotive AEC-Q100 qualified

Target Applications

• Automotive infotainment and cluster systems (e.g., dashboard displays, head units)
• Advanced driver-assistance systems (ADAS) cameras and sensors
• 5G base station power supplies
• Industrial automation and control systems
• Telecommunications equipment
• Portable and battery-powered devices

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LM43603AQPWPTQ1. 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

LM43603AQPWPTQ1 是德州儀器推出的一款高性能同步降壓 DC-DC 轉換器，專為汽車和工業應用設計。它支持 3.5V 至 36V 的寬輸入電壓範圍，並可提供高達 3A 的連續輸出電流。器件採用緊湊的 16-HTSSOP 封裝，具有出色的熱性能和節省空間的優勢。通過集成高側和低側 MOSFET，LM43603AQPWPTQ1 實現了高效率並簡化了 PCB 佈局。其先進功能包括頻率同步、可調軟啟動和電源正常標誌，非常適合在惡劣環境中為敏感負載供電。

詳細技術參數

核心特性

• 寬輸入電壓範圍：3.5V 至 36V
• 3A 連續輸出電流
• 集成高側和低側 MOSFET
• 可調開關頻率（200kHz 至 2.2MHz）
• 頻率同步能力
• 電源正常標誌輸出
• 可調軟啟動
• 精密使能輸入
• 過流、過壓和熱保護
• 通過 AEC-Q100 汽車認證

典型應用場景

• 汽車信息娛樂和儀表系統（例如儀表板顯示器、主機）
• 高級駕駛輔助系統（ADAS）攝像頭和傳感器
• 5G 基站電源
• 工業自動化和控制系統
• 電信設備
• 便攜式和電池供電設備

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LM43603AQPWPTQ1 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]