ST1S40IPHR ST DC-DC Converter | 8-HSOP | 4A Output, 4.5-18V Input

Product Overview

The ST1S40IPHR is a high-efficiency step-down DC-DC converter from STMicroelectronics, designed for applications requiring up to 4A output current. It operates from an input voltage range of 4.5V to 18V and provides an adjustable output voltage down to 0.8V. The device is housed in a compact 8-pin HSOP package, making it suitable for space-constrained designs. With its integrated power MOSFETs and current-mode control architecture, the ST1S40IPHR delivers excellent transient response and stable operation.

Detailed Technical Specifications

Key Features

• Integrated 4A power MOSFETs
• Current-mode control for fast transient response
• Adjustable soft-start
• Overcurrent and thermal protection
• Low shutdown current (<1µA)
• Stable with ceramic output capacitors

Target Applications

The ST1S40IPHR is ideal for a wide range of applications, including: 5G base station power supplies, automotive infotainment and dashboard systems, industrial control systems, telecom equipment, and general-purpose point-of-load regulation.

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for ST1S40IPHR. 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

ST1S40IPHR 是意法半導體推出的一款高效降壓型 DC-DC 轉換器，專為需要高達 4A 輸出電流的應用而設計。它可在 4.5V 至 18V 的輸入電壓範圍內工作，並提供低至 0.8V 的可調輸出電壓。該器件採用緊湊的 8 引腳 HSOP 封裝，適合空間受限的設計。憑藉其集成的功率 MOSFET 和電流模式控制架構，ST1S40IPHR 具有出色的瞬態響應和穩定的運行性能。

詳細技術參數

核心特性

• 集成 4A 功率 MOSFET
• 電流模式控制，實現快速瞬態響應
• 可調軟啟動
• 過流和過熱保護
• 低關斷電流 (<1µA)
• 可與陶瓷輸出電容器穩定工作

典型應用場景

ST1S40IPHR 適用於多種應用，包括：5G 基站電源、汽車信息娛樂和儀表板系統、工業控制系統、電信設備以及通用點負載穩壓。

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 ST1S40IPHR 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]