SR1PAAU ST Power Switch IC | 6-UDFN (1.45x1) | 1.5A, 2.7-5.5V

Product Overview

The SR1PAAU from STMicroelectronics is a high-side power switch IC designed for general-purpose power distribution and protection. It integrates a 1.5A continuous current capability with a wide input voltage range of 2.7V to 5.5V, making it suitable for USB and portable applications. The device features over-current, thermal, and short-circuit protection, ensuring robust operation in demanding environments. Housed in a compact 6-UDFN (1.45x1) package, it offers a space-saving solution for modern electronics.

Detailed Technical Specifications

Key Features

• High-side power switch with 1.5A continuous current
• Wide input voltage range: 2.7V to 5.5V
• Low on-resistance: 85 mΩ typical
• Integrated protection: over-current, thermal shutdown, short-circuit
• Low quiescent current: 20 μA typical
• Ultra-small package: 6-UDFN (1.45x1 mm)
• Enable logic compatible with 1.8V/3.3V/5V

Target Applications

• USB power distribution in 5G base stations
• Portable devices: smartphones, tablets
• Automotive dashboard power management
• Industrial sensors and actuators
• IoT modules and gateways

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for SR1PAAU. 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

SR1PAAU 是意法半導體（STMicroelectronics）推出的一款高端電源開關 IC，專為通用電源分配和保護設計。它集成了 1.5A 連續電流能力，輸入電壓範圍為 2.7V 至 5.5V，適用於 USB 和便攜式應用。該器件具有過流、過熱和短路保護功能，確保在苛刻環境中穩定運行。採用緊湊的 6-UDFN（1.45x1）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

• 高端電源開關，連續電流 1.5A
• 寬輸入電壓範圍：2.7V 至 5.5V
• 低導通電阻：典型值 85 mΩ
• 集成保護：過流、過熱關斷、短路
• 低靜態電流：典型值 20 μA
• 超小封裝：6-UDFN（1.45x1 mm）
• 使能邏輯兼容 1.8V/3.3V/5V

典型應用場景

• 5G 基站中的 USB 電源分配
• 便攜設備：智能手機、平板電腦
• 汽車儀表板電源管理
• 工業傳感器和執行器
• 物聯網模塊和網關

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 SR1PAAU 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]