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Product Overview
The BQ20Z75DBT is a highly integrated battery management IC from Texas Instruments, designed for accurate fuel gauging and protection in single-cell Li-ion and Li-polymer battery packs. It features Impedance Track™ technology for precise state-of-charge (SOC) and state-of-health (SOH) monitoring, and supports the Smart Battery System (SBS) 1.1 protocol. Housed in a compact 38-pin TSSOP package, it is ideal for portable electronics, medical devices, and industrial equipment.
Detailed Technical Specifications
| Parameter |
Value |
| Package |
38-TSSOP |
| Cell Chemistry |
Li-ion, Li-polymer |
| Number of Cells |
1 |
| Communication Interface |
SMBus v1.1 |
| Fuel Gauge Algorithm |
Impedance Track™ |
| Operating Voltage Range |
2.7 V to 4.5 V |
| Operating Temperature Range |
-40°C to +85°C |
| Protection Features |
Overvoltage, undervoltage, overcurrent, short-circuit, overtemperature |
| Data Flash Memory |
Non-volatile, programmable |
| Accuracy |
±1% SOC error typical |
Key Features
- Impedance Track™ fuel gauging for accurate SOC and SOH
- SBS 1.1 compliant for interoperability
- Integrated protection for safe operation
- Low power consumption for extended battery life
- Programmable data flash for customization
- Compact 38-TSSOP package for space-constrained designs
Target Applications
- 5G base station backup batteries
- Medical devices like portable defibrillators and infusion pumps
- Industrial handheld terminals and barcode scanners
- Consumer electronics: high-end smartphones, tablets, and laptops
- Electric vehicles (EV) and e-bike battery packs
- Uninterruptible power supplies (UPS)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
BQ20Z75DBT. 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
BQ20Z75DBT 是德州儀器推出的一款高度集成的電池管理IC,專為單節鋰離子和鋰聚合物電池組設計,提供精確的電量計量和保護功能。它採用 Impedance Track™ 技術,可精確監測電池的充電狀態(SOC)和健康狀態(SOH),並支持智能電池系統(SBS)1.1 協議。該器件採用緊湊的 38 引腳 TSSOP 封裝,適用於便攜式電子設備、醫療設備和工業設備。
詳細技術參數
| 參數 |
數值 |
| 封裝 |
38-TSSOP |
| 電池化學類型 |
鋰離子、鋰聚合物 |
| 電池節數 |
1 |
| 通信接口 |
SMBus v1.1 |
| 電量計算法 |
Impedance Track™ |
| 工作電壓範圍 |
2.7 V 至 4.5 V |
| 工作溫度範圍 |
-40°C 至 +85°C |
| 保護功能 |
過壓、欠壓、過流、短路、過溫 |
| 數據閃存 |
非易失性、可編程 |
| 精度 |
典型 SOC 誤差 ±1% |
核心特性
- Impedance Track™ 電量計量,精確監測 SOC 和 SOH
- 符合 SBS 1.1 標準,確保互操作性
- 集成保護功能,確保安全運行
- 低功耗設計,延長電池壽命
- 可編程數據閃存,便於定製
- 緊湊的 38-TSSOP 封裝,適合空間受限的設計
典型應用場景
- 5G 基站備用電池
- 醫療設備,如便攜式除顫器和輸液泵
- 工業手持終端和條碼掃描器
- 消費電子:高端智能手機、平板電腦和筆記本電腦
- 電動汽車(EV)和電動自行車電池組
- 不間斷電源(UPS)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 BQ20Z75DBT 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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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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