L5973D013TR ST Step-Down Regulator | 8-HSOP | 2A Output, 4.4V-36V Input

Product Overview

The L5973D013TR is a step-down monolithic power switching regulator from STMicroelectronics, designed for high-efficiency DC-DC conversion. It delivers up to 2A output current over a wide input voltage range of 4.4V to 36V. The device integrates a 250mΩ high-side N-channel MOSFET and operates at a fixed switching frequency of 250kHz. Housed in an 8-pin HSOP package with exposed pad for enhanced thermal performance, it is ideal for space-constrained applications requiring high reliability.

Detailed Technical Specifications

Key Features

• Wide input voltage range: 4.4V to 36V
• 2A continuous output current
• Fixed 250kHz switching frequency
• Internal 250mΩ high-side MOSFET
• High efficiency up to 90%
• Adjustable output voltage from 1.235V
• Thermal shutdown and overcurrent protection
• Undervoltage lockout (UVLO)
• Small 8-HSOP package with exposed pad for thermal dissipation

Target Applications

The L5973D013TR is suitable for a variety of applications including: 5G base station power supplies, automotive dashboard infotainment systems, industrial control systems, battery chargers, distributed power architectures, and point-of-load regulation for FPGAs and microcontrollers.

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for L5973D013TR. 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

L5973D013TR 是意法半導體（STMicroelectronics）推出的一款降壓型單片功率開關穩壓器，專為高效 DC-DC 轉換設計。它可在 4.4V 至 36V 的寬輸入電壓範圍內提供高達 2A 的輸出電流。器件內部集成了一個 250mΩ 的高側 N 溝道 MOSFET，並以 250kHz 的固定開關頻率工作。採用帶有裸露焊盤的 8 引腳 HSOP 封裝，增強了散熱性能，非常適合空間受限且需要高可靠性的應用。

詳細技術參數

核心特性

• 寬輸入電壓範圍：4.4V 至 36V
• 2A 連續輸出電流
• 固定 250kHz 開關頻率
• 內部 250mΩ 高側 MOSFET
• 效率高達 90%
• 可調輸出電壓，最低 1.235V
• 熱關斷和過流保護
• 欠壓鎖定（UVLO）
• 小型 8-HSOP 封裝，帶裸露焊盤以增強散熱

典型應用場景

L5973D013TR 適用於多種應用，包括：5G 基站電源、汽車儀表盤信息娛樂系統、工業控制系統、電池充電器、分布式電源架構以及 FPGA 和微控制器的負載點穩壓。

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 L5973D013TR 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]