L6981NDR ST Step-Down Regulator | 8-SO | 38V Input, 1.5A Output

Product Overview

The L6981NDR is a high-efficiency step-down switching regulator from STMicroelectronics, designed for applications requiring up to 1.5A output current. It operates from an input voltage range of 4V to 38V, making it suitable for a wide variety of industrial and automotive power supplies. The device integrates a low RDS(on) N-channel MOSFET and features a fixed 250kHz switching frequency, minimizing external component size. Available in the compact 8-SO package, the L6981NDR offers excellent thermal performance and reliability.

Detailed Technical Specifications

Key Features

• Wide input voltage range: 4V to 38V
• 1.5A continuous output current
• Integrated 0.5Ω N-channel MOSFET
• Fixed 250kHz switching frequency
• Internal compensation and soft-start
• High efficiency up to 90%
• Overcurrent, overvoltage, and thermal shutdown protection
• Low shutdown current (<1µA)
• Available in 8-SO package

Target Applications

• Industrial power supplies for PLCs and motor drives
• Automotive infotainment and dashboard systems
• 5G base station power management
• Distributed power architectures
• Battery-powered equipment
• Home appliances and smart meters

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for L6981NDR. 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

L6981NDR 是意法半導體推出的一款高效降壓型開關穩壓器，專為需要高達 1.5A 輸出電流的應用而設計。其輸入電壓範圍為 4V 至 38V，適用於多種工業和汽車電源應用。該器件集成了低導通電阻的 N 溝道 MOSFET，並具有固定的 250kHz 開關頻率，可最大限度地減小外部元件尺寸。L6981NDR 採用緊湊的 8-SO 封裝，提供出色的熱性能和可靠性。

詳細技術參數

核心特性

• 寬輸入電壓範圍：4V 至 38V
• 1.5A 連續輸出電流
• 集成 0.5Ω N 溝道 MOSFET
• 固定 250kHz 開關頻率
• 內部補償和軟啟動
• 高效率高達 90%
• 過流、過壓和熱關斷保護
• 低關斷電流（<1µA）
• 採用 8-SO 封裝

典型應用場景

• 工業電源，用於 PLC 和電機驅動
• 汽車信息娛樂系統和儀表板
• 5G 基站電源管理
• 分布式電源架構
• 電池供電設備
• 家用電器和智能電錶

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 L6981NDR 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]