BQ25703ARSNT TI Battery Charger IC | 32-QFN (4x4) | I2C, 1-4 Cell Li-Ion

Product Overview

The BQ25703ARSNT is a highly integrated, I2C-controlled, 1-4 cell Li-Ion battery charger from Texas Instruments. It supports a wide input voltage range from 3.5V to 24V and provides up to 5A charge current. The device features USB On-The-Go (OTG) operation with adjustable output voltage, making it ideal for portable and industrial applications. The compact 32-QFN (4x4 mm) package enables space-constrained designs.

Detailed Technical Specifications

Key Features

• I2C programmable charge parameters (voltage, current, termination)
• USB OTG support with adjustable output
• High efficiency up to 95%
• Integrated power FETs and current sensing
• Safety features: thermal regulation, input overvoltage, battery overvoltage, and short-circuit protection
• Low quiescent current in ship mode

Target Applications

• 5G base station backup battery charger
• Portable medical devices (e.g., patient monitor)
• Industrial handheld terminals (e.g., barcode scanner)
• Automotive dashboard power management
• Power banks and USB hubs

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for BQ25703ARSNT. 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

BQ25703ARSNT 是德州儀器（TI）推出的一款高度集成、I2C 控制的 1-4 節鋰離子電池充電器。它支持 3.5V 至 24V 的寬輸入電壓範圍，並提供高達 5A 的充電電流。該器件具有 USB On-The-Go (OTG) 功能，輸出電壓可調，非常適合便攜式和工業應用。緊湊的 32-QFN（4x4 mm）封裝有助於節省空間的設計。

詳細技術參數

核心特性

• I2C 可編程充電參數（電壓、電流、終止）
• USB OTG 支持，輸出可調
• 效率高達 95%
• 集成功率 FET 和電流檢測
• 安全特性：熱調節、輸入過壓、電池過壓和短路保護
• 休眠模式下靜態電流極低

典型應用場景

• 5G 基站備用電池充電器
• 便攜式醫療設備（如病人監護儀）
• 工業手持終端（如條碼掃描器）
• 汽車儀表板電源管理
• 移動電源和 USB 集線器

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 BQ25703ARSNT 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]