STEF12PUR ST Power Switch | 10-DFN（3x3） | 12A, 4.5-18V

Product Overview

The STEF12PUR is a fully integrated 12A power switch from STMicroelectronics, designed for high-reliability applications. It features an ultra-low on-resistance of 8mΩ typical, ensuring minimal power dissipation. The device operates over a wide input voltage range from 4.5V to 18V, making it suitable for various power distribution systems. Housed in a compact 10-DFN (3x3mm) package, it offers excellent thermal performance and space-saving benefits.

Detailed Technical Specifications

Key Features

• Integrated 12A power switch with low Rds(on)
• Wide input voltage range: 4.5V to 18V
• Comprehensive protection: overcurrent, thermal shutdown, UVLO
• Fast transient response
• Small footprint 10-DFN package
• RoHS compliant

Target Applications

The STEF12PUR is ideal for power distribution in 5G base stations, automotive dashboard systems, industrial automation, and high-performance computing. Specific examples include powering RF amplifiers in 5G remote radio units, supplying core logic in automotive infotainment systems, and providing hot-swap capability in server power rails.

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for STEF12PUR. 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

STEF12PUR 是意法半導體推出的全集成12A功率開關，專為高可靠性應用設計。其典型導通電阻僅8mΩ，確保極低的功率損耗。器件工作電壓範圍為4.5V至18V，適用於多種配電系統。採用緊湊的10-DFN（3x3mm）封裝，具有優異的熱性能和節省空間的優勢。

詳細技術參數

核心特性

• 集成12A功率開關，低導通電阻
• 寬輸入電壓範圍：4.5V至18V
• 全面保護：過流、熱關斷、欠壓鎖定
• 快速瞬態響應
• 小巧的10-DFN封裝
• 符合RoHS標準

典型應用場景

STEF12PUR 適用於5G基站、汽車儀表板系統、工業自動化及高性能計算中的配電。具體應用包括為5G遠端射頻單元的射頻放大器供電、為汽車資訊娛樂系統的核心邏輯供電，以及為伺服器電源軌提供熱插拔功能。

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 STEF12PUR 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]