UCC2977PW TI PWM Controller | 8-TSSOP | 1MHz, 4.5V-15V

Product Overview

The UCC2977PW from Texas Instruments is a high-performance PWM controller designed for offline and DC-DC power supplies. It operates at a fixed frequency up to 1MHz and features a wide input voltage range of 4.5V to 15V. Housed in an 8-pin TSSOP package, this device integrates key functions for efficient power conversion, including a 1.5A peak gate drive, soft-start, and under-voltage lockout. Ideal for applications requiring high power density and reliability.

Detailed Technical Specifications

Key Features

• Fixed frequency PWM control up to 1MHz
• Wide input voltage range: 4.5V to 15V
• 1.5A peak gate drive for fast switching
• Internal soft-start for reduced inrush current
• Under-voltage lockout (UVLO) with hysteresis
• Low startup current: 100µA typical
• Error amplifier with reference voltage
• 8-pin TSSOP package for compact designs

Target Applications

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

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for UCC2977PW. 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

UCC2977PW 是德州儀器 (TI) 推出的一款高性能 PWM 控制器，適用於離線和 DC-DC 電源。它支持高達 1MHz 的固定頻率工作，輸入電壓範圍為 4.5V 至 15V。採用 8 引腳 TSSOP 封裝，集成了高效電源轉換所需的關鍵功能，包括 1.5A 峰值柵極驅動、軟啟動和欠壓鎖定。非常適合需要高功率密度和高可靠性的應用。

詳細技術參數

核心特性

• 固定頻率 PWM 控制，最高 1MHz
• 寬輸入電壓範圍：4.5V 至 15V
• 1.5A 峰值柵極驅動，實現快速開關
• 內部軟啟動，降低浪湧電流
• 帶滯回的欠壓鎖定 (UVLO)
• 低啟動電流：典型值 100µA
• 帶基準電壓的誤差放大器
• 8 引腳 TSSOP 封裝，節省空間

典型應用場景

• 5G 基站電源
• 汽車儀表盤顯示
• 工業 DC-DC 轉換器
• 電信設備
• LED 照明驅動
• 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 UCC2977PW 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]