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Product Overview
The BQ25708RSNT from Texas Instruments is a highly integrated, single-chip battery charger IC designed for 1-4 cell Li-Ion and Li-Polymer battery packs. It supports a wide input voltage range from 3.5V to 24V, making it suitable for various applications including portable devices, industrial equipment, and power tools. The device features I2C communication for flexible configuration and monitoring, and it integrates power path management to prioritize system power from the adapter or battery.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
3.5V to 24V |
| Battery Cells |
1-4 Cell Li-Ion/Li-Polymer |
| Charge Current |
Up to 5A (programmable) |
| Charge Voltage |
Up to 18.4V (programmable) |
| Switching Frequency |
600kHz to 2.2MHz |
| Interface |
I2C (up to 400kHz) |
| Package |
32-QFN (4x4mm) |
| Operating Temperature |
-40°C to +125°C |
Key Features
- Integrated power path management (NVDC)
- Programmable charge current and voltage via I2C
- High efficiency up to 97%
- Input current and voltage regulation (DPM)
- Battery temperature sensing and protection
- JEITA compliance for safe charging
- Low quiescent current (20µA in ship mode)
Target Applications
- 5G base station backup battery systems
- Portable medical devices (e.g., patient monitors)
- Industrial handheld terminals (e.g., barcode scanners)
- Power tools (e.g., cordless drills)
- Smart home hubs and IoT gateways
- Automotive dash cameras and telematics
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
BQ25708RSNT. Our core advantages include:
-
24/7 Global Customer Support: Professional team providing instant
quotes and technical support worldwide.
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In-stock Inventory, Same-day Shipping: We maintain localized stock;
orders confirmed before 4 PM are shipped the same day.
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HK-SZ Synergy, Flexible Settlement: Direct global shipping from
Shenzhen with support for HK bank transfers and multi-currency.
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Escrow Secured Transactions: We support Escrow.com for secure
transactions, ensuring peace of mind for batch orders.
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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.
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100% Original & Authentic: All components are guaranteed to
be authentic with strict quality control.
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RoHS Compliant: All electronic components comply with international
environmental and safety standards.
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Original Factory Packaging: We maintain original factory packaging
and seals to ensure ESD protection and physical integrity.
產品概述
BQ25708RSNT 是德州儀器(TI)推出的一款高度集成的單晶片電池充電管理 IC,專為 1-4 節鋰離子/鋰聚合物電池組設計。它支持 3.5V 至 24V 的寬輸入電壓範圍,適用於便攜設備、工業設備和電動工具等多種應用。該器件通過 I2C 接口實現靈活的配置和監控,並集成電源路徑管理,優先從適配器或電池為系統供電。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
3.5V 至 24V |
| 電池節數 |
1-4 節鋰離子/鋰聚合物 |
| 充電電流 |
最高 5A(可編程) |
| 充電電壓 |
最高 18.4V(可編程) |
| 開關頻率 |
600kHz 至 2.2MHz |
| 接口 |
I2C(最高 400kHz) |
| 封裝 |
32-QFN(4x4mm) |
| 工作溫度 |
-40°C 至 +125°C |
核心特性
- 集成電源路徑管理(NVDC)
- 通過 I2C 可編程充電電流和電壓
- 高達 97% 的效率
- 輸入電流和電壓調節(DPM)
- 電池溫度檢測和保護
- 符合 JEITA 安全充電標準
- 低靜態電流(休眠模式 20µA)
典型應用場景
- 5G 基站備用電池系統
- 便攜醫療設備(如病人監護儀)
- 工業手持終端(如條碼掃描器)
- 電動工具(如無線電鑽)
- 智能家居中樞和物聯網網關
- 汽車行車記錄儀和遠程信息處理
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 BQ25708RSNT 提供全面的供應鏈與批發解決方案。
我們的核心優勢包括:
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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。
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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。
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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。
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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。
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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。
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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。
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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。
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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。
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