LD1117ASTR ST LDO Regulator | SOT-223 | 1.25V-15V, 800mA

Product Overview

The LD1117ASTR from STMicroelectronics is a low dropout voltage regulator capable of delivering up to 800 mA output current. It is available in a SOT-223 package and offers a wide input voltage range from 2.5V to 18V, with an adjustable output voltage from 1.25V to 15V. The device features a dropout voltage of 1.1V typical at 800 mA load, making it suitable for applications requiring efficient power conversion with minimal headroom.

Detailed Technical Specifications

Key Features

• Low dropout voltage: 1.1V typical at 800 mA
• Output current up to 800 mA
• Adjustable output voltage from 1.25V to 15V
• Internal current and thermal limit
• Stable with low ESR capacitors
• Available in SOT-223 package

Target Applications

• 5G base station power management
• Automotive dashboard and infotainment systems
• Industrial control systems
• Consumer electronics (e.g., set-top boxes, routers)
• Post-regulation for switching power supplies

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LD1117ASTR. 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

LD1117ASTR 是意法半導體（STMicroelectronics）推出的一款低壓差穩壓器，可提供高達 800 mA 的輸出電流。它採用 SOT-223 封裝，輸入電壓範圍為 2.5V 至 18V，可調輸出電壓範圍為 1.25V 至 15V。在 800 mA 負載下，典型壓差電壓為 1.1V，適合需要高效率電源轉換且壓差較小的應用。

詳細技術參數

核心特性

• 低壓差電壓：800 mA 負載下典型值 1.1V
• 輸出電流高達 800 mA
• 可調輸出電壓：1.25V 至 15V
• 內置電流限制和熱保護
• 可與低 ESR 電容穩定工作
• 採用 SOT-223 封裝

典型應用場景

• 5G 基站電源管理
• 汽車儀表盤及信息娛樂系統
• 工業控制系統
• 消費電子（如機頂盒、路由器）
• 開關電源後級穩壓

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LD1117ASTR 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]