UC3903DW TI Power Management IC | 18-SOIC | Dual 1.5A Gate Driver

Product Overview

The UC3903DW from Texas Instruments is a high-performance dual-channel gate driver IC designed for driving MOSFETs and IGBTs in power conversion applications. Housed in an 18-pin SOIC package, it delivers up to 1.5A peak source and sink current per channel, with a wide supply voltage range of 4.5V to 35V. The device features independent enable inputs, undervoltage lockout (UVLO), and thermal shutdown protection, making it ideal for robust power systems.

Detailed Technical Specifications

Key Features

• Dual independent gate drivers with 1.5A peak drive capability
• Wide supply voltage range: 4.5V to 35V
• Fast propagation delay: 25 ns typical
• Independent enable inputs for each channel
• Undervoltage lockout (UVLO) with hysteresis
• Thermal shutdown protection
• Available in 18-pin SOIC package

Target Applications

• Switch-mode power supplies (SMPS) for 5G base stations
• DC-DC converters in automotive dashboard systems
• Motor drives for industrial automation
• Solar inverters and UPS systems
• Battery charging circuits

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for UC3903DW. 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

UC3903DW 是德州儀器（TI）推出的一款高性能雙通道柵極驅動器 IC，專為驅動功率轉換應用中的 MOSFET 和 IGBT 而設計。該器件採用 18 引腳 SOIC 封裝，每通道提供高達 1.5A 的峰值源電流和灌電流，電源電壓範圍為 4.5V 至 35V。它具有獨立的使能輸入、欠壓鎖定（UVLO）和熱關斷保護功能，非常適合用於穩健的電源系統。

詳細技術參數

核心特性

• 雙獨立柵極驅動器，峰值驅動能力 1.5A
• 寬電源電壓範圍：4.5V 至 35V
• 快速傳播延遲：典型值 25 ns
• 每個通道具有獨立使能輸入
• 欠壓鎖定 (UVLO) 帶遲滯
• 熱關斷保護
• 採用 18 引腳 SOIC 封裝

典型應用場景

• 5G 基站中的開關電源 (SMPS)
• 汽車儀表板系統中的 DC-DC 轉換器
• 工業自動化中的電機驅動
• 太陽能逆變器和 UPS 系統
• 電池充電電路

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 UC3903DW 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]