ST1PS01DJR ST DC-DC Converter | 8-覆晶（1.11x1.41） | 0.4V-5.5V Input, 400mA Output

Product Overview

The ST1PS01DJR is a high-efficiency, low-power step-down DC-DC converter from STMicroelectronics, designed for space-constrained and battery-powered applications. Housed in a compact 8-覆晶 (Flip Chip) package measuring just 1.11x1.41 mm, it delivers up to 400 mA output current with an input voltage range of 0.4V to 5.5V. The device features a quiescent current as low as 1 µA, making it ideal for always-on systems.

Detailed Technical Specifications

Key Features

• Ultra-low quiescent current (1 µA) for extended battery life
• High efficiency up to 95% across load range
• Small footprint: 8-覆晶 package (1.11x1.41 mm)
• Adjustable output voltage from 0.8V to 3.3V
• Input voltage down to 0.4V supports single-cell alkaline/NiMH batteries
• Integrated soft-start and overcurrent protection

Target Applications

• 5G base station power management modules
• Automotive dashboard displays and infotainment systems
• Portable medical devices like glucose meters
• Wireless IoT sensors (e.g., temperature/humidity monitors)
• Wearable electronics (smartwatches, fitness trackers)

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for ST1PS01DJR. 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

ST1PS01DJR 是意法半導體推出的一款高效率、低功耗降壓型 DC-DC 轉換器，專為空間受限和電池供電的應用設計。採用緊湊的 8-覆晶封裝（尺寸僅 1.11x1.41 mm），在 0.4V 至 5.5V 輸入電壓範圍內可提供高達 400 mA 的輸出電流。靜態電流低至 1 µA，非常適合常開系統。

詳細技術參數

核心特性

• 超低靜態電流（1 µA），延長電池壽命
• 全負載範圍內效率高達 95%
• 小尺寸：8-覆晶封裝（1.11x1.41 mm）
• 可調輸出電壓 0.8V 至 3.3V
• 輸入電壓低至 0.4V，支援單節鹼性/NiMH 電池
• 內建軟啟動和過流保護

典型應用場景

• 5G 基站電源管理模組
• 汽車儀表板顯示和資訊娛樂系統
• 可攜式醫療設備（如血糖儀）
• 無線 IoT 感測器（如溫濕度監測器）
• 可穿戴電子設備（智慧手錶、健身追蹤器）

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 ST1PS01DJR 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]