STEF033JR ST Power Switch | 9-UFBGA, FCBGA | 3A, 2.7-18V

Product Overview

The STEF033JR is a high-performance electronic fuse from STMicroelectronics, designed for power management applications. It integrates a power switch with advanced protection features in a compact 9-UFBGA, FCBGA package. This device offers a continuous current capability of 3A and operates over a wide input voltage range from 2.7V to 18V, making it suitable for various industrial and consumer applications.

Detailed Technical Specifications

Key Features

• Integrated power switch with low on-resistance
• Adjustable current limit
• Thermal shutdown protection
• Undervoltage lockout (UVLO)
• Fast response to overcurrent events
• Small footprint package

Target Applications

• 5G base station power distribution
• Automotive dashboard power management
• Industrial control systems
• Portable devices
• USB power delivery

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for STEF033JR. 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

STEF033JR 是意法半導體推出的一款高性能電子保險絲，專為電源管理應用設計。它將功率開關與先進保護功能集成在緊湊的 9-UFBGA、FCBGA 封裝中。該器件提供 3A 的連續電流能力，並在 2.7V 至 18V 的寬輸入電壓範圍內工作，適用於各種工業和消費類應用。

詳細技術參數

核心特性

• 集成功率開關，低導通電阻
• 可調節電流限制
• 熱關斷保護
• 欠壓鎖定（UVLO）
• 過流事件快速響應
• 小尺寸封裝

典型應用場景

• 5G 基站電源分配
• 汽車儀表板電源管理
• 工業控制系統
• 便攜式設備
• USB 電源傳輸

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 STEF033JR 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]