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Product Overview
The BQ77PL157APW-4225 is a highly integrated battery protection IC from Texas Instruments, designed for 4-7 series Li-ion or Li-Polymer battery packs. It provides overvoltage, undervoltage, overcurrent, short-circuit, and overtemperature protection, ensuring safe operation in demanding applications. Packaged in a compact 16-TSSOP, it offers a low-power consumption solution with high accuracy.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Cells |
4-7 series |
| Overvoltage Protection (OVP) |
4.35V ± 25mV |
| Undervoltage Protection (UVP) |
2.8V ± 80mV |
| Overcurrent Protection (OCP) |
Adjustable, typical 30mV threshold |
| Short-Circuit Protection |
Yes, with delay |
| Operating Temperature |
-40°C to +85°C |
| Package |
16-TSSOP |
Key Features
- Integrated high-accuracy voltage and current detection
- Low quiescent current (typical 20µA in normal mode)
- Independent overcurrent detection in charge and discharge
- Built-in cell balancing control
- Robust ESD protection (2kV HBM)
Target Applications
- 5G base station backup battery packs
- Electric vehicle (EV) battery management systems
- Energy storage systems (ESS) for solar inverters
- Industrial power tools and robots
- Medical equipment battery packs
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
BQ77PL157APW-4225. 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
BQ77PL157APW-4225 是德州儀器推出的一款高度集成的電池保護 IC,適用於 4-7 串鋰離子或鋰聚合物電池組。它提供過壓、欠壓、過流、短路和過溫保護,確保在苛刻應用中的安全運行。採用緊湊的 16-TSSOP 封裝,具有低功耗和高精度特點。
詳細技術參數
| 參數 |
數值 |
| 電池串數 |
4-7 串 |
| 過壓保護 (OVP) |
4.35V ± 25mV |
| 欠壓保護 (UVP) |
2.8V ± 80mV |
| 過流保護 (OCP) |
可調,典型閾值 30mV |
| 短路保護 |
有,帶延時 |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
16-TSSOP |
核心特性
- 集成高精度電壓和電流檢測
- 低靜態電流(正常模式下典型 20µA)
- 獨立的充放電過流檢測
- 內置電池均衡控制
- 強大的 ESD 保護(2kV HBM)
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
- 太陽能逆變器儲能系統 (ESS)
- 工業電動工具和機器人
- 醫療設備電池組
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 BQ77PL157APW-4225 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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