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Product Overview
The BQ28Z620DRZR from Texas Instruments is a highly integrated, single-cell Li-Ion battery fuel gauge and protection IC. It features Impedance Track™ technology for accurate state-of-charge (SOC) reporting over the battery's lifetime. The device is housed in a compact 12-pin VSON package (2.5mm x 4mm) and communicates via I2C interface. It is designed for space-constrained portable applications requiring precise battery monitoring and protection.
Detailed Technical Specifications
| Parameter |
Value |
| Battery Chemistry |
Li-Ion, Li-Polymer |
| Number of Cells |
1 |
| Interface |
I2C |
| Operating Voltage |
2.5V to 4.8V |
| Package |
12-VSON (2.5mm x 4mm) |
| Operating Temperature |
-40°C to +85°C |
| Key Features |
Impedance Track, Protection (OV, UV, OC, SC, OT) |
Key Features
- Impedance Track™ fuel gauge algorithm for accurate SOC
- Integrated battery protection: overvoltage, undervoltage, overcurrent, short-circuit, overtemperature
- Low power consumption: <1µA in sleep mode
- I2C interface for data communication
- Compact 12-VSON package (2.5mm x 4mm)
- Supports JEITA guidelines
Target Applications
- Smartphones and tablets
- Portable medical devices (e.g., glucose meters, pulse oximeters)
- Wearable electronics (e.g., smartwatches, fitness trackers)
- 5G base station backup batteries
- Automotive dashboard cameras
- Industrial handheld terminals
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
BQ28Z620DRZR. 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
BQ28Z620DRZR 是德州儀器(TI)推出的一款高度集成的單節鋰離子電池電量計和保護 IC。它採用 Impedance Track™ 技術,可在電池整個使用壽命內準確報告電量狀態(SOC)。該器件採用緊湊的 12 引腳 VSON 封裝(2.5mm x 4mm),通過 I2C 接口通信,專為需要精確電池監控和保護的空間受限便攜式應用而設計。
詳細技術參數
| 參數 |
數值 |
| 電池化學類型 |
鋰離子、鋰聚合物 |
| 電池串數 |
1 |
| 接口 |
I2C |
| 工作電壓 |
2.5V 至 4.8V |
| 封裝 |
12-VSON(2.5mm x 4mm) |
| 工作溫度 |
-40°C 至 +85°C |
| 主要特性 |
Impedance Track、保護(過壓、欠壓、過流、短路、過溫) |
核心特性
- Impedance Track™ 電量計算法,實現準確的 SOC
- 集成電池保護:過壓、欠壓、過流、短路、過溫
- 低功耗:休眠模式下 <1µA
- I2C 接口用於數據通信
- 緊湊的 12-VSON 封裝(2.5mm x 4mm)
- 支持 JEITA 指南
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、脈搏血氧儀)
- 可穿戴電子設備(如智能手錶、健身追蹤器)
- 5G 基站備用電池
- 汽車儀表盤攝像頭
- 工業手持終端
環球供應鏈與批發合作夥伴方案
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我們的核心優勢包括:
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