ST1S03APUR ST DC-DC Converter | 6-DFN(3x3) | 3A, 1.5MHz

Product Overview

The ST1S03APUR is a high-performance step-down DC-DC converter from STMicroelectronics, designed for compact and efficient power management. Housed in a 6-DFN (3x3 mm) package, it delivers up to 3A output current with a switching frequency of 1.5 MHz, enabling small external components. The device operates over a wide input voltage range from 2.5V to 5.5V, making it suitable for low-voltage applications.

Detailed Technical Specifications

Key Features

• High efficiency up to 95%
• Internal compensation and soft-start
• Overcurrent and thermal protection
• Low quiescent current
• Stable with ceramic capacitors

Target Applications

The ST1S03APUR is ideal for powering core voltages in 5G base stations (e.g., FPGA cores), automotive infotainment systems (e.g., dashboard displays), portable devices (e.g., tablets), and industrial sensors. Its small footprint and high efficiency make it suitable for space-constrained designs.

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for ST1S03APUR. 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

ST1S03APUR是意法半导体推出的一款高性能降压DC-DC转换器，采用6-DFN（3x3 mm）封装，可提供高达3A的输出电流，开关频率为1.5 MHz，支持使用小型外部元件。其输入电压范围为2.5V至5.5V，适用于低压应用。

詳細技術參數

核心特性

• 效率高达95%
• 内部补偿和软启动
• 过流和热保护
• 低静态电流
• 与陶瓷电容稳定工作

典型應用場景

ST1S03APUR适用于为5G基站（如FPGA内核）、汽车信息娱乐系统（如仪表盘显示器）、便携设备（如平板电脑）和工业传感器供电。其小尺寸和高效率使其适合空间受限的设计。

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 ST1S03APUR 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]