TPS54521RHLT TI DC-DC Converter | 14-VQFN (3.5x3.5) | 5A, 4.5V-18V Input

Product Overview

The TPS54521RHLT is a high-performance, 5A synchronous step-down (buck) converter from Texas Instruments (TI). It operates over a wide input voltage range of 4.5V to 18V, making it suitable for a variety of applications including point-of-load (POL) regulation, industrial power supplies, and automotive systems. The device integrates low RDS(on) MOSFETs to achieve high efficiency and compact design. Housed in a 14-pin VQFN package (3.5mm x 3.5mm), it offers excellent thermal performance and space savings.

Detailed Technical Specifications

Key Features

• Integrated 5A MOSFETs with low RDS(on)
• Adjustable switching frequency for optimized efficiency
• Power Good output for sequencing
• Overcurrent and overtemperature protection
• Soft-start to reduce inrush current
• Enable pin for power sequencing

Target Applications

• 5G base station power supplies
• Automotive infotainment and dashboard systems
• Industrial automation and control
• Networking equipment (routers, switches)
• Point-of-load regulation for FPGAs and ASICs

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for TPS54521RHLT. 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

TPS54521RHLT 是德州儀器（TI）推出的一款高性能、5A 同步降壓轉換器。它支持 4.5V 至 18V 的寬輸入電壓範圍，適用於多種應用，包括負載點（POL）穩壓、工業電源和汽車系統。該器件集成了低導通電阻（RDS(on)）的 MOSFET，以實現高效率和小型化設計。採用 14 引腳 VQFN 封裝（3.5mm x 3.5mm），提供優異的熱性能和節省空間。

詳細技術參數

核心特性

• 集成 5A MOSFET，低導通電阻
• 可調開關頻率，優化效率
• 電源正常輸出，用於時序控制
• 過流和過溫保護
• 軟啟動，減少浪湧電流
• 使能引腳，用於電源時序

典型應用場景

• 5G 基站電源
• 汽車信息娛樂和儀表板系統
• 工業自動化與控制
• 網絡設備（路由器、交換機）
• FPGA 和 ASIC 的負載點穩壓

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 TPS54521RHLT 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]