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Product Overview
The BQ2018TS-E1 is a high-performance battery fuel gauge IC from Texas Instruments, designed for single-cell Li-Ion and Li-Polymer battery packs. Housed in a compact 8-pin TSSOP package, it provides accurate state-of-charge (SOC) monitoring using a patented algorithm that compensates for battery aging, temperature, and discharge rate. The device communicates via I2C interface, making it ideal for portable electronics and embedded systems.
Detailed Technical Specifications
| Parameter |
Value |
| Battery Chemistry |
Li-Ion, Li-Polymer |
| Number of Cells |
1 |
| Operating Voltage |
2.5V to 4.5V |
| Communication Interface |
I2C (up to 400 kHz) |
| Package |
8-TSSOP |
| Operating Temperature |
-40°C to +85°C |
| Accuracy |
±1% SOC error |
| Quiescent Current |
15 µA (typical) |
Key Features
- Accurate state-of-charge (SOC) reporting with patented Impedance Track™ technology
- Low power consumption: 15 µA typical in operation
- I2C interface for easy integration with host controllers
- Supports battery aging compensation and self-discharge estimation
- Compact 8-TSSOP package for space-constrained designs
- Wide operating temperature range: -40°C to +85°C
Target Applications
- Portable medical devices (e.g., glucose meters, infusion pumps)
- Handheld industrial terminals (e.g., barcode scanners, data loggers)
- Consumer electronics (e.g., smart watches, wireless earbuds)
- IoT sensors and wireless modules (e.g., 5G base station monitoring nodes)
- Automotive dashboard battery backup systems
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
BQ2018TS-E1. 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
BQ2018TS-E1 是德州儀器(TI)推出的一款高性能電池電量計 IC,專為單節鋰離子(Li-Ion)和鋰聚合物(Li-Polymer)電池組設計。採用緊湊的 8 引腳 TSSOP 封裝,通過專利算法提供精確的電量狀態(SOC)監測,並補償電池老化、溫度和放電速率的影響。器件通過 I2C 接口通信,非常適合便攜式電子和嵌入式系統。
詳細技術參數
| 參數 |
數值 |
| 電池化學類型 |
鋰離子、鋰聚合物 |
| 電池串聯數 |
1 |
| 工作電壓 |
2.5V 至 4.5V |
| 通信接口 |
I2C(最高 400 kHz) |
| 封裝 |
8-TSSOP |
| 工作溫度 |
-40°C 至 +85°C |
| 精度 |
±1% SOC 誤差 |
| 靜態電流 |
15 µA(典型值) |
核心特性
- 採用專利 Impedance Track™ 技術,精確報告電量狀態(SOC)
- 低功耗:典型工作電流 15 µA
- I2C 接口,便於與主控制器集成
- 支持電池老化補償和自放電估算
- 緊湊的 8-TSSOP 封裝,適合空間受限的設計
- 寬工作溫度範圍:-40°C 至 +85°C
典型應用場景
- 便攜式醫療設備(如血糖儀、輸液泵)
- 手持工業終端(如條碼掃描器、數據記錄儀)
- 消費電子產品(如智能手錶、無線耳機)
- 物聯網傳感器和無線模塊(如 5G 基站監控節點)
- 汽車儀表板備用電池系統
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 BQ2018TS-E1 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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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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