TPS78428QDBVRQ1 TI LDO Regulator | SOT-23-5 | 2.8V Output, 300mA

Product Overview

The TPS78428QDBVRQ1 from Texas Instruments is a high-performance, low-dropout (LDO) linear voltage regulator designed for automotive and industrial applications. It provides a fixed output voltage of 2.8V with a maximum output current of 300mA. Housed in a compact SOT-23-5 package, this device offers excellent line and load regulation, low quiescent current, and high power supply rejection ratio (PSRR). The TPS78428QDBVRQ1 is AEC-Q100 qualified for automotive applications, ensuring reliability under harsh conditions.

Detailed Technical Specifications

Key Features

• Low dropout voltage: 200mV at 300mA
• Low quiescent current: 25µA typical
• High PSRR: 60dB at 1kHz
• Stable with ceramic output capacitors (1µF)
• Built-in overcurrent and thermal protection
• AEC-Q100 qualified for automotive
• Enable pin for power sequencing

Target Applications

• Automotive infotainment systems (e.g., dashboard displays, head units)
• Advanced driver-assistance systems (ADAS) modules
• 5G base station power management
• Industrial sensor nodes
• Portable and battery-powered equipment

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for TPS78428QDBVRQ1. 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

TPS78428QDBVRQ1 是德州儀器（TI）推出的一款高性能低壓差線性穩壓器（LDO），專為汽車和工業應用設計。它提供固定的 2.8V 輸出電壓，最大輸出電流為 300mA。該器件採用緊湊的 SOT-23-5 封裝，具有出色的線性和負載調節能力、低靜態電流以及高電源抑制比（PSRR）。TPS78428QDBVRQ1 通過 AEC-Q100 汽車級認證，確保在惡劣條件下的可靠性。

詳細技術參數

核心特性

• 低壓差：300mA 時僅 200mV
• 低靜態電流：典型值 25µA
• 高 PSRR：1kHz 時 60dB
• 與陶瓷輸出電容（1µF）穩定工作
• 內置過流和過熱保護
• 通過 AEC-Q100 汽車級認證
• 使能引腳，支持電源排序

典型應用場景

• 汽車信息娛樂系統（如儀表盤顯示、主機）
• 高級駕駛輔助系統（ADAS）模塊
• 5G 基站電源管理
• 工業傳感器節點
• 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 TPS78428QDBVRQ1 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]