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Product Overview
The BQ29312PW from Texas Instruments is a highly integrated, 2-, 3-, or 4-cell Li-Ion or Li-Polymer battery protection IC. It provides monitoring and protection for overvoltage, undervoltage, overcurrent, short circuit, and overtemperature conditions. Packaged in a compact 24-TSSOP, it is ideal for space-constrained applications requiring reliable battery management.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Cells |
2, 3, 4 |
| Overvoltage Threshold |
4.35 V (adjustable) |
| Undervoltage Threshold |
2.5 V (adjustable) |
| Overcurrent Detection |
Short circuit, discharge overcurrent |
| Operating Temperature |
-40°C to +85°C |
| Package |
24-TSSOP |
| Supply Voltage |
2.5 V to 25 V |
Key Features
- Integrated cell balancing for enhanced battery life
- Low power consumption (typical 20 µA in normal operation)
- Independent overcurrent protection for charge and discharge
- Programmable delay times for protection thresholds
- Built-in overtemperature protection
Target Applications
- 5G base station backup battery packs
- Electric vehicle (EV) battery management systems
- Portable power tools (e.g., cordless drills)
- Medical devices (e.g., portable ultrasound)
- Industrial IoT sensors with battery backup
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
BQ29312PW. 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
BQ29312PW 是德州儀器 (TI) 推出的高度集成 2、3 或 4 節鋰離子或鋰聚合物電池保護 IC。它提供過壓、欠壓、過流、短路和過溫監控與保護。採用緊湊的 24-TSSOP 封裝,非常適合需要可靠電池管理的空間受限應用。
詳細技術參數
| 參數 |
數值 |
| 電池節數 |
2、3、4 |
| 過壓閾值 |
4.35 V(可調) |
| 欠壓閾值 |
2.5 V(可調) |
| 過流檢測 |
短路、放電過流 |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
24-TSSOP |
| 供電電壓 |
2.5 V 至 25 V |
核心特性
- 集成電池均衡功能,延長電池壽命
- 低功耗(正常工作時典型值 20 µA)
- 獨立的充電和放電過流保護
- 保護閾值可編程延時
- 內置過溫保護
典型應用場景
- 5G 基站備用電池組
- 電動汽車 (EV) 電池管理系統
- 便攜式電動工具(如無線電鑽)
- 醫療設備(如便攜式超聲)
- 帶電池備份的工業物聯網傳感器
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 BQ29312PW 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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深港聯動,結算靈活:深圳直發全球,物流高效可靠;支援香港銀行戶口轉賬及多幣種結算。
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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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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
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