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Product Overview
The BQ298023RUGR from Texas Instruments is a highly integrated, single-cell lithium-ion battery protection IC designed to prevent overcharge, overdischarge, overcurrent, and short-circuit conditions. Housed in a compact 8-X2QFN (1.5x1.5) package, it offers a low quiescent current of 1 µA (typical) and supports a wide operating voltage range from 2.5 V to 4.5 V. This device is ideal for space-constrained portable applications requiring robust battery safety.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Cells |
1 |
| Overvoltage Protection Threshold |
4.35 V ± 50 mV |
| Overdischarge Protection Threshold |
2.5 V ± 80 mV |
| Overcurrent Protection (Discharge) |
3 A (typical) |
| Short-Circuit Protection |
Yes |
| Quiescent Current |
1 µA (typical) |
| Operating Voltage Range |
2.5 V to 4.5 V |
| Operating Temperature Range |
-40°C to +85°C |
| Package |
8-X2QFN (1.5x1.5 mm) |
Key Features
- Single-cell Li-ion/Li-polymer battery protection
- Precise overvoltage and overdischarge detection
- Integrated overcurrent and short-circuit protection
- Ultra-low quiescent current for extended battery life
- Small footprint package for space-constrained designs
- Built-in delay timers to prevent false triggering
Target Applications
- Portable medical devices (e.g., glucose meters, pulse oximeters)
- Wireless earbuds and headsets
- Smartwatches and fitness trackers
- IoT sensors and modules
- Battery packs for handheld instruments
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
BQ298023RUGR. 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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orders confirmed before 4 PM are shipped the same day.
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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
BQ298023RUGR 是德州儀器(TI)推出的一款高度集成的單節鋰離子電池保護IC,旨在防止過充、過放、過流和短路情況。它採用緊湊的 8-X2QFN(1.5x1.5)封裝,典型靜態電流僅 1 µA,支持 2.5 V 至 4.5 V 的寬工作電壓範圍。該器件非常適合需要可靠電池安全的空間受限便攜應用。
詳細技術參數
| 參數 |
數值 |
| 電池節數 |
1 |
| 過壓保護閾值 |
4.35 V ± 50 mV |
| 欠壓保護閾值 |
2.5 V ± 80 mV |
| 放電過流保護 |
3 A(典型值) |
| 短路保護 |
有 |
| 靜態電流 |
1 µA(典型值) |
| 工作電壓範圍 |
2.5 V 至 4.5 V |
| 工作溫度範圍 |
-40°C 至 +85°C |
| 封裝 |
8-X2QFN(1.5x1.5 mm) |
核心特性
- 單節鋰離子/鋰聚合物電池保護
- 精確的過壓和欠壓檢測
- 集成過流和短路保護
- 超低靜態電流,延長電池壽命
- 小尺寸封裝,適合空間受限設計
- 內置延時定時器,防止誤觸發
典型應用場景
- 便攜醫療設備(如血糖儀、脈搏血氧儀)
- 無線耳機和耳麥
- 智能手錶和健身追蹤器
- 物聯網傳感器和模塊
- 手持儀器電池組
環球供應鏈與批發合作夥伴方案
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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。
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