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Product Overview
The BQ24751BRHDT is a highly integrated, multi-chemistry battery charger controller from Texas Instruments. It is designed for 1-4 cell Li-Ion or Li-Polymer battery packs, supporting fast charging with high efficiency. The device features SMBus communication for programmable charge parameters and includes input current regulation, charge current regulation, and voltage regulation. Packaged in a compact 28-VQFN (5x5 mm), it is ideal for space-constrained applications.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
4.5V to 24V |
| Number of Cells |
1 to 4 Li-Ion/Li-Polymer |
| Charge Current (Max) |
8A (with external FETs) |
| Charge Voltage Accuracy |
±0.5% |
| Switching Frequency |
600 kHz |
| Interface |
SMBus (I2C compatible) |
| Operating Temperature |
-40°C to +85°C |
| Package |
28-VQFN (5x5 mm) |
Key Features
- High-efficiency synchronous buck charger
- Programmable charge voltage and current via SMBus
- Input current regulation for wall adapter limiting
- Battery detection and preconditioning
- Thermal regulation and protection
- Low quiescent current
- Small footprint package
Target Applications
- Notebook and ultrabook computers
- Portable medical devices
- 5G base station backup batteries
- Industrial handheld terminals
- Automotive dashboard power systems
- Power banks and portable chargers
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
BQ24751BRHDT. 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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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
BQ24751BRHDT 是德州儀器 (TI) 推出的一款高度集成的多化學成分電池充電控制器,適用於 1-4 節鋰離子或鋰聚合物電池組,支援高效快速充電。該器件通過 SMBus 通信實現可編程充電參數,並包含輸入電流調節、充電電流調節和電壓調節功能。採用緊湊的 28-VQFN (5x5 mm) 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 |
4.5V 至 24V |
| 電池節數 |
1 至 4 節鋰離子/鋰聚合物 |
| 最大充電電流 |
8A (需外部 FET) |
| 充電電壓精度 |
±0.5% |
| 開關頻率 |
600 kHz |
| 通信接口 |
SMBus (兼容 I2C) |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
28-VQFN (5x5 mm) |
核心特性
- 高效同步降壓充電器
- 通過 SMBus 可編程充電電壓和電流
- 輸入電流調節,限制牆壁適配器功率
- 電池檢測和預處理
- 熱調節和保護
- 低靜態電流
- 小尺寸封裝
典型應用場景
- 筆記本電腦和超極本
- 便攜式醫療設備
- 5G 基站備用電池
- 工業手持終端
- 汽車儀表盤電源系統
- 移動電源和便攜充電器
環球供應鏈與批發合作夥伴方案
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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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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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