BQ24742RHDR TI Battery Charger IC | 28-VQFN (5x5) | 1-4 Cell Li-Ion, SMBus

Product Overview

The BQ24742RHDR is a highly integrated, single-chip battery charger IC from Texas Instruments, designed for 1-4 cell Li-Ion and Li-Polymer battery packs. It features SMBus communication for precise charge control and supports wide input voltage range from 4.5V to 24V. The device is housed in a compact 28-pin VQFN (5x5 mm) package, making it ideal for space-constrained applications.

Detailed Technical Specifications

Key Features

• High-efficiency synchronous buck converter with integrated MOSFETs
• Programmable charge current and voltage via SMBus
• Battery detection and preconditioning
• Thermal regulation and protection
• Low quiescent current for battery preservation
• Charge status indication

Target Applications

• Notebook and ultrabook computers
• Portable medical devices
• 5G base station backup battery chargers
• Industrial handheld terminals
• Automotive dashboard power management

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for BQ24742RHDR. 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

BQ24742RHDR 是德州仪器推出的高度集成单芯片电池充电管理IC，适用于1-4节锂离子或锂聚合物电池组。它通过SMBus通信实现精确充电控制，支持4.5V至24V宽输入电压范围，采用紧凑的28引脚VQFN（5x5 mm）封装，非常适合空间受限的应用。

詳細技術參數

核心特性

• 高效率同步降压转换器，集成MOSFET
• 通过SMBus可编程充电电流和电压
• 电池检测和预充电功能
• 热调节和保护
• 低静态电流，延长电池寿命
• 充电状态指示

典型應用場景

• 笔记本电脑和超极本
• 便携式医疗设备
• 5G基站备用电池充电器
• 工业手持终端
• 汽车仪表板电源管理

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 BQ24742RHDR 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]