LM5119QPSQ/NOPB TI Power Management IC | 32-WQFN (5x5) | Dual Synchronous Buck Controller

Product Overview

The LM5119QPSQ/NOPB is a dual synchronous buck controller from Texas Instruments, designed for high-efficiency step-down voltage regulation. It operates over a wide input voltage range of 4.5V to 65V, making it suitable for automotive and industrial applications. The device integrates two independent buck controllers with adaptive dead-time control and frequency synchronization up to 750kHz. Housed in a compact 32-WQFN (5x5) package, it offers a robust solution for power management in space-constrained environments.

Detailed Technical Specifications

Key Features

• Wide input voltage range: 4.5V to 65V
• Dual synchronous buck controllers with adaptive dead-time
• Programmable switching frequency up to 750kHz
• Current mode control for fast transient response
• Integrated high-side and low-side gate drivers
• Enable and soft-start functions
• Thermal shutdown and overcurrent protection
• Automotive grade: AEC-Q100 qualified

Target Applications

• Automotive infotainment and cluster systems (e.g., dashboard displays)
• 5G base station power supplies
• Industrial power converters
• Telecom and networking equipment
• Battery-powered systems

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LM5119QPSQ/NOPB. 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

LM5119QPSQ/NOPB 是德州儀器（TI）推出的雙通道同步降壓控制器，專為高效降壓穩壓設計。其輸入電壓範圍為 4.5V 至 65V，適用於汽車和工業應用。該器件集成兩個獨立的降壓控制器，具有自適應死區時間控制和最高 750kHz 的頻率同步功能。採用緊湊的 32-WQFN（5x5）封裝，為空間受限的環境提供穩健的電源管理解決方案。

詳細技術參數

核心特性

• 寬輸入電壓範圍：4.5V 至 65V
• 雙通道同步降壓控制器，帶自適應死區時間
• 可編程開關頻率最高 750kHz
• 電流模式控制，快速瞬態響應
• 集成高側和低側柵極驅動器
• 使能和軟啟動功能
• 熱關斷和過流保護
• 汽車級認證：AEC-Q100

典型應用場景

• 汽車信息娛樂和儀表系統（例如儀表板顯示屏）
• 5G 基站電源
• 工業電源轉換器
• 電信和網絡設備
• 電池供電系統

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LM5119QPSQ/NOPB 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]