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Product Overview
The BQ771815DPJT is a secondary overvoltage protection IC for 1-cell Li-ion battery packs, designed by Texas Instruments. It features a fixed overvoltage threshold of 4.35V, a low quiescent current of 1µA (max), and a compact 8-WSON (3x4mm) package. This device provides a reliable safety mechanism to prevent battery damage due to overcharging, making it ideal for portable electronics and industrial applications.
Detailed Technical Specifications
| Parameter |
Value |
| Overvoltage Threshold |
4.35V (fixed) |
| Quiescent Current |
1µA (max) |
| Operating Voltage Range |
2.5V to 10V |
| Output Type |
Active Low |
| Package |
8-WSON (3x4mm) |
| Operating Temperature |
-40°C to +85°C |
Key Features
- Fixed overvoltage protection threshold (4.35V)
- Ultra-low quiescent current (1µA max)
- Small 8-WSON package (3x4mm)
- Active low output for fault indication
- Wide operating voltage range (2.5V to 10V)
- RoHS compliant
Target Applications
- Smartphones and tablets
- Portable medical devices (e.g., glucose meters)
- 5G base station backup battery packs
- Automotive dashboard battery monitoring
- Power tools and cordless appliances
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
BQ771815DPJT. Our core advantages include:
-
24/7 Global Customer Support: Professional team providing instant
quotes and technical support worldwide.
-
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.
-
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
BQ771815DPJT 是德州儀器推出的單節鋰離子電池組二次過壓保護 IC,固定過壓閾值為 4.35V,靜態電流低至 1µA(最大值),採用緊湊的 8-WSON(3x4mm)封裝。該器件提供可靠的保護機制,防止電池因過充而損壞,適用於便攜式電子產品和工業應用。
詳細技術參數
| 參數 |
數值 |
| 過壓閾值 |
4.35V(固定) |
| 靜態電流 |
1µA(最大值) |
| 工作電壓範圍 |
2.5V 至 10V |
| 輸出類型 |
低電平有效 |
| 封裝 |
8-WSON(3x4mm) |
| 工作溫度 |
-40°C 至 +85°C |
核心特性
- 固定過壓保護閾值(4.35V)
- 超低靜態電流(1µA 最大值)
- 小型 8-WSON 封裝(3x4mm)
- 低電平有效輸出,用於故障指示
- 寬工作電壓範圍(2.5V 至 10V)
- 符合 RoHS 標準
典型應用場景
- 智能手機和平板電腦
- 便攜式醫療設備(如血糖儀)
- 5G 基站備用電池組
- 汽車儀表板電池監控
- 電動工具和無繩電器
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 BQ771815DPJT 提供全面的供應鏈與批發解決方案。
我們的核心優勢包括:
-
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
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]