UC39431N TI Battery Management IC | 8-PDIP | Precision Reference, Low Dropout

Product Overview

The UC39431N from Texas Instruments is a precision integrated circuit designed for battery charging and monitoring applications. Housed in an 8-pin PDIP package, it combines a stable voltage reference, a comparator, and an open-drain output driver. The device operates over a wide supply voltage range and features low quiescent current, making it suitable for portable and industrial systems.

Detailed Technical Specifications

Key Features

• Precision 1.24V reference with ±1% accuracy
• Low dropout voltage for efficient operation
• Open-drain output capable of sinking 50 mA
• Wide supply voltage range: 2.2V to 18V
• Low quiescent current: 1.5 mA typical
• Internal hysteresis for noise immunity

Target Applications

• Battery chargers for 5G base station backup batteries
• Power management in automotive dashboard displays
• Portable medical devices requiring precise voltage monitoring
• Industrial control systems for battery backup

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for UC39431N. 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

UC39431N 是德州儀器（TI）推出的一款精密集成電路，專為電池充電和監控應用設計。採用 8 引腳 PDIP 封裝，集成了穩定電壓基準、比較器和開漏輸出驅動器。該器件在寬電源電壓範圍內工作，靜態電流低，適用於便攜式和工業系統。

詳細技術參數

核心特性

• 精密 1.24V 基準，精度 ±1%
• 低壓差電壓，高效運行
• 開漏輸出，可灌入 50 mA 電流
• 寬電源電壓範圍：2.2V 至 18V
• 低靜態電流：典型值 1.5 mA
• 內部遲滯，增強抗噪能力

典型應用場景

• 5G 基站備用電池的充電器
• 汽車儀表盤顯示器的電源管理
• 需要精確電壓監控的便攜式醫療設備
• 工業控制系統的電池備份

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 UC39431N 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]