BQ2003STRG4 TI Battery Charger IC | 16-SOIC | NiCd/NiMH, Fast Charge

Product Overview

The BQ2003STRG4 from Texas Instruments is a high-performance, low-dropout battery charger IC designed for fast charging of NiCd and NiMH batteries. It integrates a linear charger controller with a programmable charge current up to 2A, supporting single or multiple cells. The device operates from a supply voltage range of 4.5V to 5.5V and features a 16-pin SOIC package, making it suitable for space-constrained applications.

Detailed Technical Specifications

Key Features

• Fast charge with programmable current up to 2A
• Supports NiCd and NiMH chemistries
• Automatic charge termination via −ΔV, ΔT/Δt, or maximum time
• Low dropout voltage for efficient charging
• Built-in thermal shutdown and reverse battery protection
• Compact 16-SOIC package

Target Applications

• Portable power tools (e.g., cordless drills, screwdrivers)
• Emergency lighting systems
• Medical devices (e.g., portable defibrillators)
• Consumer electronics (e.g., digital cameras, handheld games)
• Industrial handheld terminals

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for BQ2003STRG4. 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

BQ2003STRG4 是德州儀器（TI）推出的一款高性能、低壓差電池充電器 IC，專為鎳鎘（NiCd）和鎳氫（NiMH）電池的快充設計。它集成了線性充電控制器，可編程充電電流高達 2A，支持單節或多節電池。器件工作電源電壓範圍為 4.5V 至 5.5V，採用 16 引腳 SOIC 封裝，適合空間受限的應用。

詳細技術參數

核心特性

• 快充功能，可編程電流高達 2A
• 支持 NiCd 和 NiMH 電池
• 自動充電終止：−ΔV、ΔT/Δt 或最長時間
• 低壓差電壓，提高充電效率
• 內置熱關斷和反接保護
• 緊湊的 16-SOIC 封裝

典型應用場景

• 便攜式電動工具（如無線電鑽、螺絲刀）
• 應急照明系統
• 醫療設備（如便攜式除顫器）
• 消費電子產品（如數碼相機、手持遊戲機）
• 工業手持終端

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 BQ2003STRG4 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]