STNRG328S ST Power Management IC | 32-VFQFPN (5x5) | 800V Startup, Multi-Mode PFC

Product Overview

The STNRG328S is a highly integrated digital power management IC from STMicroelectronics, designed for advanced AC-DC power conversion applications. It combines a multi-mode PFC controller, an LLC resonant half-bridge controller, and a high-voltage startup circuit in a compact 32-VFQFPN (5x5) package. The device features 800V startup capability, adaptive dead-time control, and comprehensive protection features, making it ideal for high-efficiency power supplies up to 300W.

Detailed Technical Specifications

Key Features

• Integrated 800V startup circuit reduces external components
• Multi-mode PFC (DCM/CCM/QR) for high efficiency across load range
• Adaptive dead-time control for LLC resonant converter
• Comprehensive protection: OVP, OCP, OTP, brown-out, and fault detection
• Digital control loop with programmable parameters via I2C
• Low standby power consumption (<100mW)
• Compact 5x5 mm QFN package

Target Applications

• 5G base station power supplies (e.g., 48V/300W rectifiers)
• Automotive dashboard power modules (e.g., 12V/150W DC-DC converters)
• Industrial SMPS for servers and telecom equipment
• High-efficiency LED drivers (e.g., 100W street lighting)
• Consumer electronics adapters (e.g., 65W USB-C PD chargers)

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for STNRG328S. 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

STNRG328S 是意法半導體推出的一款高度集成的數字電源管理 IC，專為先進的 AC-DC 電源轉換應用而設計。它將多模式 PFC 控制器、LLC 諧振半橋控制器和高壓啟動電路集成在緊湊的 32-VFQFPN (5x5) 封裝中。該器件具有 800V 啟動能力、自適應死區時間控制和全面的保護功能，非常適合高達 300W 的高效電源設計。

詳細技術參數

核心特性

• 集成 800V 啟動電路，減少外部元件
• 多模式 PFC（DCM/CCM/QR），在負載範圍內實現高效率
• LLC 諧振轉換器自適應死區時間控制
• 全面保護：過壓、過流、過溫、欠壓及故障檢測
• 數字控制環路，通過 I2C 可編程參數
• 低待機功耗（<100mW）
• 緊湊的 5x5 mm QFN 封裝

典型應用場景

• 5G 基站電源（例如 48V/300W 整流器）
• 汽車儀表板電源模塊（例如 12V/150W DC-DC 轉換器）
• 服務器和電信設備的工業 SMPS
• 高效 LED 驅動器（例如 100W 路燈照明）
• 消費電子適配器（例如 65W USB-C PD 充電器）

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 STNRG328S 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]