UC1855BJ TI PWM Controller | | 18V Supply, 1A Output

Product Overview

The UC1855BJ from Texas Instruments is a high-performance PWM controller designed for isolated power supplies. It integrates a 1A peak gate drive, precision voltage reference, and comprehensive protection features. Operating from a supply voltage up to 18V, it is ideal for AC-DC and DC-DC converters requiring high efficiency and reliability.

Detailed Technical Specifications

Key Features

• 1A peak gate drive for fast switching
• Precision 5V reference with ±1% accuracy
• Under-voltage lockout (UVLO) with hysteresis
• Programmable soft-start
• Error amplifier with wide bandwidth
• Shutdown control for power sequencing

Target Applications

• 5G base station power supplies
• Automotive dashboard power modules
• Industrial AC-DC converters
• Telecom rectifiers
• LED lighting drivers

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for UC1855BJ. 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

UC1855BJ 是德州儀器推出的一款高性能 PWM 控制器，專為隔離式電源設計。它集成了 1A 峰值柵極驅動、精密電壓基準和全面的保護功能。工作電源電壓高達 18V，非常適合需要高效率和高可靠性的 AC-DC 和 DC-DC 轉換器。

詳細技術參數

核心特性

• 1A 峰值柵極驅動，實現快速開關
• 精密 5V 基準，精度 ±1%
• 欠壓鎖定 (UVLO) 帶滯回
• 可編程軟啟動
• 寬帶寬誤差放大器
• 關斷控制，用於電源排序

典型應用場景

• 5G 基站電源
• 汽車儀表板電源模塊
• 工業 AC-DC 轉換器
• 電信整流器
• LED 照明驅動器

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 UC1855BJ 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]