L9918 ST Voltage Regulator | Pentawatt-5 (Straight Leads, Staggered Depth) | 5V Output, 1A

Product Overview

The L9918 is a monolithic integrated voltage regulator designed by STMicroelectronics, offering a fixed 5V output with a current capability of up to 1A. Housed in the robust Pentawatt-5 package with straight leads and staggered depth, it ensures excellent thermal performance and reliability for demanding automotive and industrial applications. The device features internal current limiting, thermal shutdown, and safe area protection, making it ideal for powering microcontrollers, sensors, and other logic circuits in harsh environments.

Detailed Technical Specifications

Key Features

• Fixed 5V output with high accuracy
• Output current up to 1A
• Internal current limiting and thermal shutdown
• Safe area protection
• Wide operating temperature range
• Low quiescent current
• Robust Pentawatt-5 package for enhanced heat dissipation

Target Applications

• Automotive ECUs (Engine Control Units)
• 5G base station power management
• Industrial automation controllers
• Dashboard and infotainment systems
• Battery-powered equipment
• Post-regulation for switching supplies

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for L9918. 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

L9918 是意法半導體（STMicroelectronics）生產的單片集成穩壓器，提供固定的 5V 輸出，電流能力高達 1A。採用堅固的 Pentawatt-5 封裝（直引線，交錯配接深度），確保在惡劣的汽車和工業應用中具有出色的熱性能和可靠性。該器件具有內部電流限制、熱關斷和安全區保護功能，非常適合為微控制器、傳感器和其他邏輯電路供電。

詳細技術參數

核心特性

• 固定 5V 輸出，高精度
• 輸出電流高達 1A
• 內部電流限制和熱關斷
• 安全區保護
• 寬工作溫度範圍
• 低靜態電流
• 堅固的 Pentawatt-5 封裝，增強散熱

典型應用場景

• 汽車 ECU（發動機控制單元）
• 5G 基站電源管理
• 工業自動化控制器
• 儀表板和信息娛樂系統
• 電池供電設備
• 開關電源的後級穩壓

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 L9918 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]