TPS543A22RYSR TI DC-DC Converter | 17-WQFN-FCRLF (2.5X4.5) | 4.5V-18V Input, 3A Output

Product Overview

The TPS543A22RYSR from Texas Instruments is a high-performance, synchronous step-down DC-DC converter designed for compact power solutions. Housed in a 17-pin WQFN-FCRLF package measuring 2.5mm x 4.5mm, this device delivers up to 3A of continuous output current. With an input voltage range of 4.5V to 18V, it is ideal for a wide variety of applications, including industrial, automotive, and telecommunications systems. The TPS543A22 integrates high-side and low-side MOSFETs, providing excellent efficiency and thermal performance.

Detailed Technical Specifications

Key Features

• Integrated 40mΩ high-side and 20mΩ low-side MOSFETs
• Adjustable soft-start to limit inrush current
• Power-good output for sequencing and fault indication
• Overcurrent and overtemperature protection
• Spread spectrum for reduced EMI
• Small footprint package saves board space

Target Applications

• 5G base station power supplies
• Automotive dashboard and infotainment systems
• 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 TPS543A22RYSR. 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

TPS543A22RYSR 是德州儀器（TI）推出的一款高性能同步降壓 DC-DC 轉換器，專為緊湊型電源解決方案設計。該器件採用 2.5mm x 4.5mm 的 17 引腳 WQFN-FCRLF 封裝，可提供高達 3A 的連續輸出電流。輸入電壓範圍為 4.5V 至 18V，非常適合工業、汽車和電信系統等多種應用。TPS543A22 集成了高側和低側 MOSFET，具有出色的效率和熱性能。

詳細技術參數

核心特性

• 集成 40mΩ 高側和 20mΩ 低側 MOSFET
• 可調軟啟動，限制浪湧電流
• 電源正常輸出，用於時序和故障指示
• 過流和過溫保護
• 展頻功能，降低 EMI
• 小尺寸封裝，節省電路板空間

典型應用場景

• 5G 基站電源
• 汽車儀表板和資訊娛樂系統
• 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 TPS543A22RYSR 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]