TPS54312QPWPRQ1 TI DC-DC Converter | 20-HTSSOP | 3A Output, 4.5V-18V Input

Product Overview

The TPS54312QPWPRQ1 is a high-performance, automotive-grade step-down (buck) DC-DC converter from Texas Instruments. It is designed to deliver up to 3A of continuous output current with excellent efficiency and thermal performance. The device operates over a wide input voltage range of 4.5V to 18V, making it suitable for a variety of automotive and industrial applications. Housed in a compact 20-pin HTSSOP package with PowerPAD, it offers a small footprint while maintaining low junction-to-ambient thermal resistance.

Detailed Technical Specifications

Key Features

• Automotive AEC-Q100 qualified
• Integrated 80 mΩ high-side and 50 mΩ low-side MOSFETs
• Adjustable soft-start to limit inrush current
• Power-good output for sequencing and fault reporting
• Precision enable threshold for adjustable UVLO
• Stable with ceramic output capacitors
• Thermal shutdown and overcurrent protection

Target Applications

The TPS54312QPWPRQ1 is ideal for automotive power systems such as infotainment clusters, advanced driver-assistance systems (ADAS) cameras, and 5G telematics units. It is also suitable for industrial applications like programmable logic controllers (PLCs), test equipment, and distributed power architectures. Specific examples include powering the core voltage of a 5G base station transceiver, providing a regulated 3.3V rail for a dashboard display, or supplying 1.8V to an FPGA in an automotive radar module.

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for TPS54312QPWPRQ1. 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

TPS54312QPWPRQ1 是德州儀器 (TI) 推出的一款高性能、車規級降壓 DC-DC 轉換器。它能提供高達 3A 的連續輸出電流，具有出色的效率和熱性能。該器件工作在 4.5V 至 18V 的寬輸入電壓範圍內，適用於多種汽車和工業應用。採用緊湊的 20 引腳 HTSSOP 封裝（帶 PowerPAD），在保持較小佔板面積的同時，實現了低結到環境的熱阻。

詳細技術參數

核心特性

• 通過 AEC-Q100 車規認證
• 集成 80 mΩ 高側和 50 mΩ 低側 MOSFET
• 可調軟啟動，限制浪湧電流
• 電源正常輸出，用於時序和故障報告
• 精確使能閾值，可調欠壓鎖定
• 與陶瓷輸出電容器穩定工作
• 熱關斷和過流保護

典型應用場景

TPS54312QPWPRQ1 非常適合汽車電源系統，如信息娛樂集群、高級駕駛輔助系統 (ADAS) 攝像頭和 5G 遠程信息處理單元。它還適用於工業應用，如可編程邏輯控制器 (PLC)、測試設備和分布式電源架構。具體示例包括為 5G 基站收發器提供核心電壓、為儀表板顯示器提供穩定的 3.3V 電源軌，或為汽車雷達模塊中的 FPGA 提供 1.8V 電源。

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 TPS54312QPWPRQ1 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。
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• 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]