PM6641TR ST Power Management IC | 48-VFQFN Exposed Pad | 2.7V-5.5V, 3A

Product Overview

The PM6641TR from STMicroelectronics is a high-efficiency, step-down switching regulator designed for a wide range of power management applications. Housed in a compact 48-VFQFN exposed pad package, this device integrates a 3A continuous output current capability with an input voltage range of 2.7V to 5.5V. The PM6641TR features a fixed 1.5MHz switching frequency, allowing for small external components and reduced board space. Its advanced control architecture ensures excellent transient response and output voltage accuracy.

Detailed Technical Specifications

Key Features

• High efficiency up to 95% reduces power loss
• Integrated power MOSFETs minimize external component count
• Overcurrent and thermal protection for robust operation
• Soft-start function limits inrush current
• Power-good output for system monitoring
• Enable pin for power sequencing

Target Applications

The PM6641TR is ideal for powering core voltages in 5G base stations, infotainment dashboards, industrial automation systems, and networking equipment. Specific examples include powering FPGAs in 5G remote radio units, supplying 1.8V to DDR memory in automotive dashboards, and providing 3.3V to microcontrollers in programmable logic controllers (PLCs).

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for PM6641TR. 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

PM6641TR 是意法半導體推出的一款高效降壓開關穩壓器，適用於多種電源管理應用。該器件採用緊湊的 48-VFQFN 裸焊盤封裝，支持 2.7V 至 5.5V 輸入電壓範圍，並提供 3A 連續輸出電流。其 1.5MHz 固定開關頻率允許使用小型外部元件，節省電路板空間。先進的控制架構確保了出色的瞬態響應和輸出電壓精度。

詳細技術參數

核心特性

• 高達 95% 的效率，降低功耗
• 集成功率 MOSFET，減少外部元件數量
• 過流和過熱保護，確保可靠運行
• 軟啟動功能限制浪湧電流
• 電源良好輸出，用於系統監控
• 使能引腳，支持電源排序

典型應用場景

PM6641TR 非常適合為 5G 基站、車載信息娛樂儀表板、工業自動化系統和網絡設備中的核心電壓供電。具體應用包括為 5G 遠程射頻單元中的 FPGA 供電、為汽車儀表板中的 DDR 內存提供 1.8V 電壓，以及為可編程邏輯控制器（PLC）中的微控制器提供 3.3V 電壓。

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 PM6641TR 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]