UCC3808D-2 TI PWM Controller | 8-SOIC | 1MHz, 50% Duty Cycle

Product Overview

The UCC3808D-2 from Texas Instruments is a high-performance current-mode PWM controller designed for off-line and DC-to-DC converter applications. Housed in an 8-pin SOIC package, this device offers a wide operating frequency range up to 1 MHz and features a 50% maximum duty cycle limit. It integrates essential functions such as an oscillator, error amplifier, precision reference, and protection circuits, making it ideal for compact and efficient power supply designs.

Detailed Technical Specifications

Key Features

• Current-mode control for improved transient response and line regulation
• 1-MHz oscillator with programmable frequency via external resistor and capacitor
• 50% maximum duty cycle for push-pull and half-bridge topologies
• 1.5V ±2% precision reference
• Under-voltage lockout (UVLO) with hysteresis
• Low start-up current (100 µA typical)
• Soft-start capability
• Shutdown function for power sequencing

Target Applications

• 5G base station power supplies
• Automotive dashboard displays
• Industrial DC-DC converters
• Telecom power modules
• LED lighting drivers
• Battery chargers

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for UCC3808D-2. 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

UCC3808D-2 是德州儀器推出的一款高性能電流模式 PWM 控制器，適用於離線式和 DC-DC 轉換器應用。該器件採用 8 引腳 SOIC 封裝，工作頻率高達 1 MHz，最大佔空比限制為 50%。它集成了振盪器、誤差放大器、精密參考和保護電路等功能，非常適合設計緊湊、高效的電源系統。

詳細技術參數

核心特性

• 電流模式控制，改善瞬態響應和線路調整率
• 1 MHz 振盪器，可通過外部電阻和電容編程頻率
• 50% 最大佔空比，適用於推挽和半橋拓撲
• 1.5V ±2% 精密參考
• 欠壓鎖定 (UVLO) 帶滯回
• 低啟動電流 (典型值 100 µA)
• 軟啟動功能
• 關斷功能，用於電源排序

典型應用場景

• 5G 基站電源
• 汽車儀表板顯示器
• 工業 DC-DC 轉換器
• 電信電源模塊
• LED 照明驅動器
• 電池充電器

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 UCC3808D-2 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]