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Product Overview
The BQ7791514PWR from Texas Instruments is a highly integrated, multi-cell lithium-ion battery protection IC designed for 4 to 5 series cell configurations. It provides overvoltage protection (OVP), undervoltage protection (UVP), overcurrent protection (OCP), short-circuit protection (SCP), and cell balancing. The device is housed in a compact 24-TSSOP package, making it suitable for space-constrained applications.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Cells |
4 to 5 series |
| Overvoltage Threshold |
4.2 V to 4.6 V (programmable) |
| Undervoltage Threshold |
2.0 V to 3.0 V (programmable) |
| Overcurrent Threshold |
10 A to 100 A (programmable) |
| Short-Circuit Protection |
Yes |
| Cell Balancing |
Passive |
| Operating Temperature |
-40°C to +85°C |
| Package |
24-TSSOP |
Key Features
- Integrated protection for 4-5 series Li-ion/Li-Polymer cells
- Programmable OVP, UVP, OCP thresholds
- Low power consumption: < 10 µA in standby
- Cell balancing for extended battery life
- Wide operating temperature range
Target Applications
- 5G base station backup batteries
- Electric vehicle (EV) battery packs
- Energy storage systems (ESS)
- Power tools and garden equipment
- Portable medical devices
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
BQ7791514PWR. 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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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
BQ7791514PWR 是德州儀器推出的一款高度集成的多節鋰離子電池保護 IC,適用於 4 至 5 串電池配置。它提供過壓保護 (OVP)、欠壓保護 (UVP)、過流保護 (OCP)、短路保護 (SCP) 和電池均衡功能。該器件採用緊湊的 24-TSSOP 封裝,適合空間受限的應用。
詳細技術參數
| 參數 |
數值 |
| 電池串數 |
4 至 5 串 |
| 過壓閾值 |
4.2 V 至 4.6 V(可編程) |
| 欠壓閾值 |
2.0 V 至 3.0 V(可編程) |
| 過流閾值 |
10 A 至 100 A(可編程) |
| 短路保護 |
有 |
| 電池均衡 |
被動 |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
24-TSSOP |
核心特性
- 集成保護 4-5 串鋰離子/鋰聚合物電池
- 可編程 OVP、UVP、OCP 閾值
- 低功耗:待機 < 10 µA
- 電池均衡延長電池壽命
- 寬工作溫度範圍
典型應用場景
- 5G 基站備用電池
- 電動汽車 (EV) 電池組
- 儲能系統 (ESS)
- 電動工具和園林設備
- 便攜式醫療設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 BQ7791514PWR 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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