L7986TR ST Switching Regulator | - | 3.3V/5V/Adjustable, 3A Output, 4.5V-28V Input

Product Overview

The L7986TR is a step-down switching regulator from STMicroelectronics, designed for high-efficiency power conversion. It operates from an input voltage range of 4.5V to 28V and delivers up to 3A output current. The device features an internal power switch, adjustable switching frequency up to 1 MHz, and offers fixed output voltages of 3.3V and 5V, as well as an adjustable version. Its high efficiency, low quiescent current, and compact package make it suitable for a wide range of applications.

Detailed Technical Specifications

Key Features

• Internal power switch (N-channel MOSFET)
• High efficiency up to 90%
• Adjustable switching frequency
• Soft-start function
• Overcurrent and thermal protection
• Low dropout operation
• Enable pin for power sequencing

Target Applications

• 5G base station power supplies
• Automotive dashboard and infotainment systems
• Industrial control systems
• Telecommunication equipment
• Point-of-load regulation
• Distributed power architectures

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for L7986TR. 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

L7986TR是意法半导体推出的一款降压开关稳压器，专为高效电源转换设计。它支持4.5V至28V的输入电压范围，可提供高达3A的输出电流。该器件内置功率开关，可调开关频率高达1MHz，并提供3.3V、5V固定输出以及可调版本。其高效率、低静态电流和紧凑封装使其适用于广泛的应用场景。

詳細技術參數

核心特性

• 内置功率开关（N沟道MOSFET）
• 效率高达90%
• 可调开关频率
• 软启动功能
• 过流和热保护
• 低压差工作
• 使能引脚用于电源排序

典型應用場景

• 5G基站电源
• 汽车仪表盘和娱乐系统
• 工业控制系统
• 电信设备
• 负载点稳压
• 分布式电源架构

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 L7986TR 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]