L6981N33DR ST DC-DC Converter | 8-SO | 3.3V Output, 1.5A

Product Overview

The L6981N33DR is a step-down switching regulator from STMicroelectronics, designed for high-efficiency power conversion. It operates with an input voltage range of 4V to 38V and provides a fixed 3.3V output with up to 1.5A load current. Housed in an 8-pin SO package, this device integrates a high-side power MOSFET and features pulse-skip mode for light-load efficiency. It is ideal for industrial, automotive, and consumer applications requiring compact and reliable power management.

Detailed Technical Specifications

Key Features

• Integrated 1.5A high-side power MOSFET
• Pulse-skip mode for high efficiency at light loads
• Internal compensation and soft-start
• Enable pin with adjustable undervoltage lockout
• Overcurrent and thermal protection
• Low quiescent current (85µA)
• Wide input voltage range (4V to 38V)

Target Applications

• 5G base station power supplies
• Automotive dashboard and infotainment systems
• Industrial sensors and actuators
• Home automation and smart lighting
• Portable battery-powered devices

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for L6981N33DR. 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

L6981N33DR 是意法半導體推出的降壓開關穩壓器，專為高效能電源轉換設計。其輸入電壓範圍為 4V 至 38V，提供固定的 3.3V 輸出，最大負載電流可達 1.5A。該器件採用 8 引腳 SO 封裝，內置高側功率 MOSFET，並具備脈衝跳躍模式以提升輕載效率。適用於工業、汽車和消費類應用中需要緊湊可靠電源管理的場景。

詳細技術參數

核心特性

• 集成 1.5A 高側功率 MOSFET
• 脈衝跳躍模式，輕載高效
• 內部補償和軟啟動
• 使能引腳，可調欠壓鎖定
• 過流和過熱保護
• 低靜態電流（85µA）
• 寬輸入電壓範圍（4V 至 38V）

典型應用場景

• 5G 基站電源
• 汽車儀表盤和信息娛樂系統
• 工業傳感器和執行器
• 智能家居和智能照明
• 便攜式電池供電設備

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 L6981N33DR 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]