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Product Overview
The BQ7790508PWR is a highly integrated, multi-cell lithium-ion battery management IC from Texas Instruments. It provides overvoltage, undervoltage, overcurrent, short-circuit, and overtemperature protection for 4 to 5 series-connected cells. Housed in a compact 20-TSSOP package, it is ideal for space-constrained applications requiring robust battery safety and monitoring.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Cells |
4 to 5 series |
| Overvoltage Protection (OVP) |
4.2V to 4.6V (programmable) |
| Undervoltage Protection (UVP) |
2.0V to 3.0V (programmable) |
| Overcurrent Protection (OCP) |
Programmable via external resistor |
| Short-Circuit Protection (SCP) |
Yes |
| Operating Temperature |
-40°C to +85°C |
| Package |
20-TSSOP |
| Supply Voltage |
3.0V to 25V |
| Quiescent Current |
Typical 20 µA |
Key Features
- Integrated protection for 4-5 series Li-Ion cells
- Programmable OVP, UVP, and OCP thresholds
- Low quiescent current for extended battery life
- Independent overcurrent and short-circuit detection
- Cell balancing support
- Compact 20-TSSOP package
Target Applications
- 5G base station backup battery packs
- Electric vehicle (EV) battery management systems
- Portable power tools (e.g., cordless drills)
- Energy storage systems (ESS) for solar
- Medical devices (e.g., portable ultrasound)
- Industrial robots and AGVs
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
BQ7790508PWR. 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
BQ7790508PWR 是德州儀器推出的一款高度集成的多節鋰離子電池管理 IC,為 4 至 5 串聯電池提供過壓、欠壓、過流、短路和過溫保護。採用緊湊的 20-TSSOP 封裝,非常適合需要強大電池安全監控的空間受限應用。
詳細技術參數
| 參數 |
數值 |
| 電池節數 |
4 至 5 串 |
| 過壓保護 (OVP) |
4.2V 至 4.6V(可編程) |
| 欠壓保護 (UVP) |
2.0V 至 3.0V(可編程) |
| 過流保護 (OCP) |
通過外部電阻可編程 |
| 短路保護 (SCP) |
有 |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
20-TSSOP |
| 供電電壓 |
3.0V 至 25V |
| 靜態電流 |
典型 20 µA |
核心特性
- 集成 4-5 串鋰離子電池保護
- 可編程 OVP、UVP 和 OCP 閾值
- 低靜態電流,延長電池壽命
- 獨立的過流和短路檢測
- 支持電池均衡
- 緊湊的 20-TSSOP 封裝
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(如充電鑽)
- 太陽能儲能系統 (ESS)
- 醫療設備(如便攜式超聲波)
- 工業機器人和 AGV
環球供應鏈與批發合作夥伴方案
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