STEF12EPUR ST Electronic Fuse | 10-VFDFN Exposed Pad | 12V, 5A, Adjustable Current Limit

Product Overview

The STEF12EPUR is a fully integrated electronic fuse from STMicroelectronics, designed to protect downstream circuitry from overcurrent, overvoltage, and short-circuit events. Housed in a compact 10-VFDFN exposed pad package, it offers a programmable current limit up to 5A and an input voltage range from 2.7V to 18V. The device features a fast response time, low on-resistance, and thermal shutdown protection, making it ideal for robust power management in industrial, automotive, and consumer applications.

Detailed Technical Specifications

Key Features

• Adjustable current limit via external resistor
• Fast short-circuit response (< 1 µs)
• Low on-resistance minimizes power loss
• Wide input voltage range supports various power rails
• Integrated thermal shutdown and overvoltage protection
• Reverse current blocking prevents back-feeding
• Small footprint saves PCB space

Target Applications

• 5G base station power distribution
• Automotive dashboard and infotainment systems
• Industrial PLC and sensor modules
• Portable battery-powered devices
• USB Type-C power delivery
• Server and storage equipment

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for STEF12EPUR. 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

STEF12EPUR 是意法半導體推出的全集成電子保險絲，用於保護後級電路免受過流、過壓和短路事件的影響。該器件採用緊湊的 10-VFDFN 裸焊盤封裝，提供可編程電流限制高達 5A，輸入電壓範圍為 2.7V 至 18V。它具有快速響應時間、低導通電阻和熱關斷保護，非常適合工業、汽車和消費類應用中的穩健電源管理。

詳細技術參數

核心特性

• 通過外部電阻可調節電流限制
• 快速短路響應（< 1 µs）
• 低導通電阻，減少功耗
• 寬輸入電壓範圍，支持多種電源軌
• 集成熱關斷和過壓保護
• 反向電流阻斷，防止反饋
• 小尺寸，節省 PCB 空間

典型應用場景

• 5G 基站電源分配
• 汽車儀表盤和信息娛樂系統
• 工業 PLC 和傳感器模塊
• 便攜式電池供電設備
• USB Type-C 電力傳輸
• 服務器和存儲設備

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 STEF12EPUR 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]