TPS7B4259QDDARQ1 TI LDO Regulator | 8-SO-POWERPAD | 300mA, 40V

Product Overview

The TPS7B4259QDDARQ1 is a high-voltage, low-dropout (LDO) linear regulator from Texas Instruments, designed for automotive and industrial applications. It offers an output current of up to 300 mA with a wide input voltage range from 4 V to 40 V. The device features a low quiescent current of 15 µA (typical) and a dropout voltage of only 300 mV at full load. Housed in an 8-pin SO PowerPAD package, it provides excellent thermal performance. The TPS7B4259QDDARQ1 is AEC-Q100 qualified for automotive applications.

Detailed Technical Specifications

Key Features

• Wide input voltage range: 4 V to 40 V
• Low dropout voltage: 300 mV at 300 mA
• Low quiescent current: 15 µA
• High PSRR: 60 dB at 100 Hz
• Low output noise: 30 µVrms
• Enable pin for power sequencing
• Overcurrent and overtemperature protection
• AEC-Q100 qualified for automotive

Target Applications

• Automotive: Infotainment systems, ADAS, engine control units (ECU), dashboard clusters
• Industrial: 5G base station power management, factory automation sensors, PLC modules
• Consumer: High-end audio equipment, battery-powered devices

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for TPS7B4259QDDARQ1. 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

TPS7B4259QDDARQ1 是德州儀器推出的一款高壓、低壓差線性穩壓器，專為汽車和工業應用設計。它提供高達 300 mA 的輸出電流，輸入電壓範圍為 4 V 至 40 V。該器件具有 15 µA（典型值）的低靜態電流和 300 mV（滿載時）的低壓差電壓。採用 8 引腳 SO PowerPAD 封裝，散熱性能優異。TPS7B4259QDDARQ1 通過 AEC-Q100 認證，適用於汽車應用。

詳細技術參數

核心特性

• 寬輸入電壓範圍：4 V 至 40 V
• 低壓差電壓：300 mV（300 mA 時）
• 低靜態電流：15 µA
• 高電源抑制比：60 dB（100 Hz）
• 低輸出噪聲：30 µVrms
• 使能引腳，用於電源排序
• 過流和過溫保護
• 通過 AEC-Q100 汽車認證

典型應用場景

• 汽車：信息娛樂系統、ADAS、發動機控制單元（ECU）、儀表盤
• 工業：5G 基站電源管理、工廠自動化傳感器、PLC 模塊
• 消費類：高端音頻設備、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 TPS7B4259QDDARQ1 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]