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Product Overview
The BQ2050HSN-A308TR from Texas Instruments is a highly integrated, single-cell Li-Ion battery gas gauge IC designed for accurate state-of-charge (SOC) monitoring. It uses a patented VFC (Voltage-to-Frequency Converter) technique to measure charge and discharge currents, providing reliable battery capacity information. The device operates over a wide voltage range and communicates via a single-wire HDQ interface, making it ideal for portable electronics and backup power systems.
Detailed Technical Specifications
| Parameter |
Value |
| Battery Chemistry |
Li-Ion, Li-Polymer |
| Number of Cells |
1 |
| Operating Voltage (VDD) |
2.8V to 5.5V |
| Supply Current (Typical) |
80 µA |
| Sleep Current |
1 µA (max) |
| Interface |
HDQ (Single-Wire) |
| Accuracy |
±1% (typical) |
| Operating Temperature |
-20°C to +70°C |
| Package |
SOIC-8 (Narrow) |
Key Features
- Accurate gas gauging using VFC technique
- Low power consumption: 80 µA active, 1 µA sleep
- Single-wire HDQ interface for data communication
- Programmable alarm outputs for low battery and end-of-discharge
- Internal temperature sensor for compensation
- Supports battery authentication via unique ID
Target Applications
- 5G base station backup battery monitoring
- Portable medical devices (e.g., infusion pumps, patient monitors)
- Industrial handheld terminals (e.g., barcode scanners, PDAs)
- Consumer electronics (e.g., digital cameras, portable speakers)
- Electric vehicle (EV) auxiliary battery management
- Uninterruptible power supplies (UPS) for small systems
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
BQ2050HSN-A308TR. 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
BQ2050HSN-A308TR 是德州儀器(TI)推出的一款高度集成的單節鋰離子電池電量計 IC,專為準確監測電池荷電狀態(SOC)而設計。它採用專利的 VFC(電壓-頻率轉換)技術測量充放電電流,提供可靠的電池容量信息。該器件在寬電壓範圍內工作,並通過單線 HDQ 接口通信,非常適合便攜式設備和備用電源系統。
詳細技術參數
| 參數 |
數值 |
| 電池化學類型 |
鋰離子、鋰聚合物 |
| 電池節數 |
1 |
| 工作電壓 (VDD) |
2.8V 至 5.5V |
| 典型工作電流 |
80 µA |
| 休眠電流 |
1 µA(最大) |
| 接口 |
HDQ(單線) |
| 精度 |
±1%(典型) |
| 工作溫度 |
-20°C 至 +70°C |
| 封裝 |
SOIC-8(窄體) |
核心特性
- 採用 VFC 技術實現精確電量計量
- 低功耗:工作電流 80 µA,休眠電流 1 µA
- 單線 HDQ 接口用於數據通信
- 可編程報警輸出,用於低電量和放電終止
- 內部溫度傳感器用於補償
- 支持通過唯一 ID 進行電池認證
典型應用場景
- 5G 基站備用電池監控
- 便攜式醫療設備(如輸液泵、病人監護儀)
- 工業手持終端(如條碼掃描器、PDA)
- 消費電子產品(如數碼相機、便攜音箱)
- 電動汽車(EV)輔助電池管理
- 小型系統的不間斷電源(UPS)
環球供應鏈與批發合作夥伴方案
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