ALTAIR04-900TR ST AC-DC Controller | 16-SO | 900V Startup, Quasi-Resonant

Product Overview

The ALTAIR04-900TR from STMicroelectronics is a high-voltage quasi-resonant PWM controller designed for offline AC-DC converters. It integrates a 900V startup circuit and advanced burst-mode operation for ultra-low standby power. Housed in a compact 16-SO package, it targets applications requiring high efficiency and reliability.

Detailed Technical Specifications

Key Features

• 900V integrated startup circuit
• Quasi-resonant (QR) operation for high efficiency
• Burst-mode for ultra-low standby power
• Frequency foldback for light load efficiency
• Protections: OVP, OCP, OTP, brown-out

Target Applications

Ideal for AC-DC adapters, chargers, auxiliary power supplies in 5G base stations, smart meters, industrial controls, and home appliances like air conditioners and LED lighting.

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for ALTAIR04-900TR. 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

ALTAIR04-900TR 是意法半導體推出的高壓準諧振 PWM 控制器，專為離線 AC-DC 轉換器設計。它集成了 900V 啟動電路和先進的突發模式，實現超低待機功耗。採用緊湊的 16-SO 封裝，適用於需要高效率和高可靠性的應用。

詳細技術參數

核心特性

• 集成 900V 啟動電路
• 準諧振操作，高效率
• 突發模式實現超低待機功耗
• 頻率折返提升輕載效率
• 保護功能：過壓、過流、過溫、欠壓

典型應用場景

適用於 AC-DC 適配器、充電器、5G 基站輔助電源、智能電表、工業控制以及空調、LED 照明等家電產品。

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 ALTAIR04-900TR 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]