產品詳細資料

Cell chemistry Li-Ion/Li-Polymer, LiFePO4 Number of series cells Single Cell Communication interface HDQ, I2C Battery capacity (min) (mAh) 100 Battery capacity (max) (mAh) 32000 Implementation Pack External capacity indication None Features Impedance Track™ algorithm, SHA-256 Authentication Operating temperature range (°C) -40 to 85 Rating Catalog
Cell chemistry Li-Ion/Li-Polymer, LiFePO4 Number of series cells Single Cell Communication interface HDQ, I2C Battery capacity (min) (mAh) 100 Battery capacity (max) (mAh) 32000 Implementation Pack External capacity indication None Features Impedance Track™ algorithm, SHA-256 Authentication Operating temperature range (°C) -40 to 85 Rating Catalog
DSBGA (YPH) 12 2.8896 mm² (2.064 mm × 1.4 mm)
  • Supports high-side and low-side current sense resistors down to 1 mΩ
  • Supports pack-side gauging including enhanced state of health (SOH) algorithm
  • Fast QMax update option based on predicted OCV
  • SHA-256 authentication responder for increased battery pack security
  • Sophisticated charge algorithms
    • JEITA
    • Enhanced charging
    • RSOC charging compensation option
  • Two independent ADCs
    • Support for simultaneous current and voltage sampling
    • High-accuracy coulomb counter with input offset error < 1 µV (typical)
  • Low-voltage (2-V) operation
  • Wide-range current applications (1 mA to > 5 A)
  • Active high or low pulse or level interrupt pin
  • Supports battery trip point (BTP)
  • Reduced power modes (typical battery pack operating range conditions)
    • Typical SLEEP mode: < 11 µA
    • Typical DEEP SLEEP mode: < 9 µA
    • Typical HIBERNATE mode: < 3 µA
    • Typical OFF mode: < 1.9 µA
  • Internal and external temperature sense functions
  • Diagnostic lifetime data monitor and black box recorder
  • 400-kHz I 2C bus communications interface, including a 1.2-V logic level for high-speed programming and data access
  • HDQ one-wire for communication with host
  • Compact 12-pin DSBGA package (YPH)
  • Supports high-side and low-side current sense resistors down to 1 mΩ
  • Supports pack-side gauging including enhanced state of health (SOH) algorithm
  • Fast QMax update option based on predicted OCV
  • SHA-256 authentication responder for increased battery pack security
  • Sophisticated charge algorithms
    • JEITA
    • Enhanced charging
    • RSOC charging compensation option
  • Two independent ADCs
    • Support for simultaneous current and voltage sampling
    • High-accuracy coulomb counter with input offset error < 1 µV (typical)
  • Low-voltage (2-V) operation
  • Wide-range current applications (1 mA to > 5 A)
  • Active high or low pulse or level interrupt pin
  • Supports battery trip point (BTP)
  • Reduced power modes (typical battery pack operating range conditions)
    • Typical SLEEP mode: < 11 µA
    • Typical DEEP SLEEP mode: < 9 µA
    • Typical HIBERNATE mode: < 3 µA
    • Typical OFF mode: < 1.9 µA
  • Internal and external temperature sense functions
  • Diagnostic lifetime data monitor and black box recorder
  • 400-kHz I 2C bus communications interface, including a 1.2-V logic level for high-speed programming and data access
  • HDQ one-wire for communication with host
  • Compact 12-pin DSBGA package (YPH)

The Texas Instruments BQ27Z558 Impedance Track™ gas gauge solution is a highly integrated, accurate 1-series cell gas gauge with a flash programmable custom reduced instruction-set CPU (RISC) and SHA-256 authentication for Li-ion and Li-polymer battery packs. The 1-series cell capability includes parallel cells for increased capacity.

The BQ27Z558 gas gauge communicates through I 2C-compatible and HDQ one-wire interfaces and includes several key features that can help facilitate accurate gas gauging applications. Integrated temperature sense functions (internal and external options) enable system and battery temperature measurements.

The Texas Instruments BQ27Z558 Impedance Track™ gas gauge solution is a highly integrated, accurate 1-series cell gas gauge with a flash programmable custom reduced instruction-set CPU (RISC) and SHA-256 authentication for Li-ion and Li-polymer battery packs. The 1-series cell capability includes parallel cells for increased capacity.

The BQ27Z558 gas gauge communicates through I 2C-compatible and HDQ one-wire interfaces and includes several key features that can help facilitate accurate gas gauging applications. Integrated temperature sense functions (internal and external options) enable system and battery temperature measurements.

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重要文件 類型 標題 格式選項 下載最新的英文版本 日期
* 資料表 BQ27Z558 Impedance Track™ Battery Gas Gauge Solutionfor 1-Series Cell Li-Ion Battery Packs, with 1.2-V IO Support datasheet PDF | HTML 2023/11/10
* 使用指南 BQ27Z561-R2 and BQ27Z558 Technical Reference Manual (Rev. C) PDF | HTML 2024/3/3
應用說明 How to Create and Program Authentication Keys into TI Battery Fuel Gauges PDF | HTML 2025/3/5

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開發板

BQ27Z558EVM-084 — 適用於單芯 Impedance Track™ 技術電量計的 BQ27Z558 評估模組

BQ27Z558 評估模組 (EVM) 是適用於 BQ27Z558 電池電量計的開發平台。此電路模組包括 BQ27Z558 積體電路 (IC),以及監控和預測 1 串聯鋰離子或鋰聚合物電池容量所需的其它所有零組件。

使用指南: PDF | HTML
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BQ-BMS-PROGRAMMER-SW — Command line programmers for BQ products

BQ-BATTERY-PROGRAMMER-SW 軟體開發套件 (SDK) 是一系列穩固的軟體命令列工具,可協助使用 TI 電池管理產品進行編程、測試或組裝電池組作業。此軟體中的可執行檔可與 EV2300 通訊收發器的 MKST-3P-ALT-EV2300 MKS 技術替代產品配合使用。這些可執行檔可與單站點一起使用,並可透過使用 MKS Technology Inc. 提供的附加軟體和 GUI 擴展到多個站點。此軟體不支援多工作站。

每次下載都會有多個可執行檔,通常每個平台一個。另外也支援較舊的產品,如 BQ20xxx 和 BQ30xxx。我們提供使用 C++ 程式語言 API 和 (...)

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DSBGA (YPH) 12 Ultra Librarian

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