L6981C33DR ST DC-DC Converter | 8-SO | 3.3V Output, 1.5A

Product Overview

The L6981C33DR is a step-down switching regulator from STMicroelectronics, offering a fixed 3.3V output voltage and up to 1.5A load current. Housed in an 8-SO package, it integrates high-side power MOSFET and features a wide input voltage range from 4V to 38V. This device is designed for high efficiency and low quiescent current, making it ideal for battery-powered and industrial applications.

Detailed Technical Specifications

Key Features

• Fixed 3.3V output with ±2% accuracy
• 1.5A continuous output current
• Wide input voltage range: 4V to 38V
• Adjustable switching frequency (250kHz to 2MHz)
• Low quiescent current (30µA) for light load efficiency
• Internal compensation and soft-start
• Overcurrent and thermal protection
• 8-SO package for compact design

Target Applications

• 5G base station power supplies
• Automotive dashboard and infotainment systems
• Industrial sensors and actuators
• Battery-powered equipment
• Distributed power architectures

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for L6981C33DR. 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

L6981C33DR 是意法半導體推出的降壓開關穩壓器，提供固定的 3.3V 輸出電壓和最高 1.5A 負載電流。採用 8-SO 封裝，集成高側功率 MOSFET，輸入電壓範圍為 4V 至 38V。該器件設計具有高效率 and 低靜態電流，非常適合電池供電和工業應用。

詳細技術參數

核心特性

• 固定 3.3V 輸出，精度 ±2%
• 1.5A 連續輸出電流
• 寬輸入電壓範圍：4V 至 38V
• 可調開關頻率（250kHz 至 2MHz）
• 低靜態電流（30µA），輕載高效
• 內部補償和軟啟動
• 過流和過熱保護
• 8-SO 封裝，設計緊湊

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
• 電池供電設備
• 分布式電源架構

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 L6981C33DR 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]