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Product Overview
The BQ25792RQMR from Texas Instruments is a highly integrated, I2C-controlled 1-4 cell battery charger IC designed for high-efficiency power conversion. It supports a wide input voltage range from 3.6V to 24V and can deliver up to 5A charge current. The device features dual-input power path management, allowing seamless transition between USB and adapter power sources. With its compact 29-VQFN-HR (4x4) package, it is ideal for space-constrained applications.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
3.6V to 24V |
| Max Charge Current |
5A |
| Battery Chemistry |
Li-Ion, Li-Polymer, LiFePO4 |
| Number of Cells |
1 to 4 |
| Interface |
I2C |
| Switching Frequency |
1.5MHz |
| Package |
29-VQFN-HR (4x4) |
| Operating Temperature |
-40°C to +125°C |
Key Features
- High-efficiency 1.5MHz synchronous buck-boost converter
- Dual-input power path management with automatic source selection
- Programmable charge current and voltage via I2C
- Integrated ADC for voltage, current, and temperature monitoring
- NVDC power path management for instant-on operation
- JEITA battery temperature protection
- Low quiescent current (20µA in ship mode)
Target Applications
- 5G base stations (e.g., backup battery charging)
- Portable medical devices (e.g., patient monitors)
- Industrial handheld terminals (e.g., barcode scanners)
- Smart speakers and IoT hubs (e.g., Amazon Echo)
- Power banks and portable chargers
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
BQ25792RQMR. Our core advantages include:
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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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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
BQ25792RQMR 是德州儀器推出的一款高度集成的 I2C 控制 1-4 節電池充電器 IC,專為高效能電源轉換設計。它支援 3.6V 至 24V 的寬輸入電壓範圍,並可提供高達 5A 的充電電流。該器件具有雙輸入電源路徑管理功能,可在 USB 和適配器電源之間無縫切換。憑藉其緊湊的 29-VQFN-HR (4x4) 封裝,非常適合空間受限的應用。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
3.6V 至 24V |
| 最大充電電流 |
5A |
| 電池化學類型 |
鋰離子、鋰聚合物、磷酸鐵鋰 |
| 電池節數 |
1 至 4 |
| 接口 |
I2C |
| 開關頻率 |
1.5MHz |
| 封裝 |
29-VQFN-HR (4x4) |
| 工作溫度 |
-40°C 至 +125°C |
核心特性
- 高效 1.5MHz 同步升降壓轉換器
- 雙輸入電源路徑管理,自動選擇電源
- 通過 I2C 可編程充電電流和電壓
- 集成 ADC 用於電壓、電流和溫度監測
- NVDC 電源路徑管理,支持即時開機
- JEITA 電池溫度保護
- 低靜態電流(休眠模式 20µA)
典型應用場景
- 5G 基站(例如備用電池充電)
- 便攜式醫療設備(例如病人監護儀)
- 工業手持終端(例如條碼掃描器)
- 智能音箱和物聯網集線器(例如 Amazon Echo)
- 移動電源和便攜式充電器
環球供應鏈與批發合作夥伴方案
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