STEF033APUR ST Power Switch | 10-DFN（3x3） | 3A, 2.7V-18V

Product Overview

The STEF033APUR is a fully integrated 3A power switch from STMicroelectronics, designed for high-side load switching in compact applications. It features a low on-resistance of 50mΩ, ensuring minimal power dissipation. The device operates over a wide input voltage range from 2.7V to 18V, making it suitable for various power distribution systems. Housed in a 10-DFN (3x3mm) package, it offers a space-saving solution for modern electronics.

Detailed Technical Specifications

Key Features

• Integrated power switch with low RDS(on)
• Wide input voltage range: 2.7V to 18V
• 3A continuous output current capability
• Protection features: overcurrent, thermal shutdown, UVLO, reverse current blocking
• Fast transient response
• Enable pin for ON/OFF control
• Compact 10-DFN package (3x3mm)

Target Applications

• 5G base station power distribution
• Automotive dashboard and infotainment systems
• Industrial automation and control systems
• Portable and battery-powered devices
• Server and networking equipment

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for STEF033APUR. 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

STEF033APUR 是意法半導體推出的全集成3A電源開關，專為緊湊型應用中的高側負載切換而設計。其導通電阻低至50mΩ，確保功耗極小。該器件支持2.7V至18V的寬輸入電壓範圍，適用於各種配電系統。採用10-DFN（3x3mm）封裝，為現代電子產品提供節省空間的解決方案。

詳細技術參數

核心特性

• 集成電源開關，低導通電阻
• 寬輸入電壓範圍：2.7V 至 18V
• 3A 連續輸出電流能力
• 保護功能：過流、熱關斷、欠壓鎖定、反向電流阻斷
• 快速瞬態響應
• 使能引腳用於開/關控制
• 緊湊的10-DFN封裝（3x3mm）

典型應用場景

• 5G基站配電
• 汽車儀表盤和信息娛樂系統
• 工業自動化與控制系統
• 便攜式和電池供電設備
• 服務器和網絡設備

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 STEF033APUR 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]