TPS6521903RHBR TI PMIC | 32-VQFN (5x5) | 4 Buck Converters, 4 LDOs

Product Overview

The TPS6521903RHBR is a highly integrated power management IC (PMIC) from Texas Instruments, designed for space-constrained applications requiring multiple voltage rails. It features four step-down DC/DC converters and four low-dropout regulators (LDOs), providing a complete power solution for processors, FPGAs, and other digital ICs. The device operates from a 2.7V to 5.5V input supply and delivers up to 3A per buck converter. Its compact 32-pin VQFN (5x5 mm) package enables small PCB footprint designs.

Detailed Technical Specifications

Key Features

• Four high-efficiency step-down converters with integrated FETs
• Four LDOs with low dropout voltage
• I2C programmable output voltages and sequencing
• Power-good outputs for each rail
• Overcurrent and overtemperature protection
• Small 5x5 mm QFN package

Target Applications

• 5G base station power management
• Automotive dashboard and infotainment systems
• Industrial control and automation
• FPGA and SoC power supplies
• Portable and battery-powered devices

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for TPS6521903RHBR. 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

TPS6521903RHBR 是德州儀器（TI）推出的一款高度集成的電源管理 IC（PMIC），專為需要多電壓軌的空間受限應用而設計。它包含四個降壓 DC/DC 轉換器和四個低壓差穩壓器（LDO），為處理器、FPGA 和其他數字 IC 提供完整的電源解決方案。該器件可在 2.7V 至 5.5V 的輸入電源下工作，每個降壓轉換器可提供高達 3A 的電流。其緊湊的 32 引腳 VQFN（5x5 mm）封裝有助於實現小型 PCB 設計。

詳細技術參數

核心特性

• 四個高效率降壓轉換器，集成 FET
• 四個低壓差 LDO
• I2C 可編程輸出電壓和上電時序
• 每個電源軌的電源正常輸出
• 過流和過溫保護
• 小型 5x5 mm QFN 封裝

典型應用場景

• 5G 基站電源管理
• 汽車儀表板和資訊娛樂系統
• 工業控制和自動化
• FPGA 和 SoC 電源供應
• 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 TPS6521903RHBR 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]