TPS6521903RSMR TI PMIC | 32-VQFN (4x4) | 3 Buck Converters, 4 LDOs

Product Overview

The TPS6521903RSMR is a highly integrated power management IC (PMIC) from Texas Instruments, designed for space-constrained applications requiring multiple voltage rails. It features three 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 offers programmable output voltages via I2C interface, ensuring flexibility and efficiency.

Detailed Technical Specifications

Key Features

• Integrated 3 buck converters and 4 LDOs in a compact 4x4mm QFN package
• I2C programmable output voltages and sequencing
• High efficiency up to 95%
• Power-good outputs and enable pins for each rail
• Overcurrent and thermal protection
• Low quiescent current in standby mode

Target Applications

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

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for TPS6521903RSMR. 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

TPS6521903RSMR 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。它包含三個降壓 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 輸入電源下工作，並通過 I2C 接口提供可編程輸出電壓，確保靈活性和高效率。

詳細技術參數

核心特性

• 集成 3 個降壓轉換器和 4 個 LDO，封裝僅 4x4mm QFN
• 通過 I2C 可編程輸出電壓和上電時序
• 高效率，最高可達 95%
• 每個電源軌均有電源正常輸出和使能引腳
• 過流和過熱保護
• 待機模式下低靜態電流

典型應用場景

• 5G 基站電源管理
• 汽車儀表盤和信息娛樂系統
• 工業控制與自動化
• 便攜式醫療設備
• FPGA 和 SoC 電源供電

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 TPS6521903RSMR 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]