LD39100PU18RY ST LDO Regulator | 6-DFN (3x3) | 1.8V Fixed Output, 1A

Product Overview

The LD39100PU18RY is a low dropout voltage regulator from STMicroelectronics, offering a fixed output voltage of 1.8V and a maximum output current of 1A. Housed in a compact 6-DFN (3x3) package, it is designed for space-constrained applications requiring high efficiency and low noise. The device features a very low dropout voltage (typically 200mV at 1A), making it ideal for battery-powered systems. With an input voltage range from 2.5V to 6V, it supports a wide variety of power sources. The LD39100PU18RY includes enable function, short-circuit protection, and thermal shutdown, ensuring reliable operation under fault conditions.

Detailed Technical Specifications

Key Features

• Fixed 1.8V output voltage with ±2% accuracy
• Low dropout voltage: 200mV typ at 1A
• Low quiescent current: 85µA typ
• High PSRR: 60dB at 1kHz
• Low output noise: 30µVrms
• Enable pin for power management
• Short-circuit and thermal protection
• Stable with ceramic capacitors
• Compact 6-DFN (3x3) package

Target Applications

• 5G base station power management
• Automotive dashboard displays
• Portable medical devices
• Industrial sensors and actuators
• IoT modules and wearables
• FPGA and DSP core supplies

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LD39100PU18RY. 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

LD39100PU18RY 是意法半導體推出的低壓差穩壓器，提供固定的 1.8V 輸出電壓和最大 1A 輸出電流。採用緊湊的 6-DFN（3x3）封裝，適用於需要高效率、低噪聲的空間受限應用。該器件在 1A 負載下典型壓差僅為 200mV，非常適合電池供電系統。輸入電壓範圍為 2.5V 至 6V，支持多種電源。LD39100PU18RY 包含使能功能、短路保護和熱關斷，確保在故障條件下可靠運行。

詳細技術參數

核心特性

• 固定 1.8V 輸出電壓，精度 ±2%
• 低壓差：1A 時典型值 200mV
• 低靜態電流：典型值 85µA
• 高 PSRR：1kHz 時 60dB
• 低輸出噪聲：30µVrms
• 使能引腳用於電源管理
• 短路和熱保護
• 可與陶瓷電容穩定工作
• 緊湊的 6-DFN（3x3）封裝

典型應用場景

• 5G 基站電源管理
• 汽車儀表板顯示
• 便攜式醫療設備
• 工業傳感器和執行器
• IoT 模塊和可穿戴設備
• FPGA 和 DSP 核心供電

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LD39100PU18RY 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]