JAJSS99
November 2023
BQ27Z558
PRODUCTION DATA
1
1
特長
2
アプリケーション
3
概要
4
概要 (続き)
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Supply Current
6.6
Internal 1.8-V LDO (REG18)
6.7
I/O (PULS, INT)
6.8
Chip Enable (CE)
6.9
Internal Temperature Sensor
6.10
NTC Thermistor Measurement Support
6.11
Coulomb Counter (CC)
6.12
Analog Digital Converter (ADC)
6.13
Internal Oscillator Specifications
6.14
Voltage Reference1 (REF1)
6.15
Voltage Reference2 (REF2)
6.16
Flash Memory
6.17
I2C I/O
6.18
I2C Timing — 100 kHz
6.19
I2C Timing — 400 kHz
6.20
HDQ Timing
6.21
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
BQ27Z558 Processor
7.3.2
Battery Parameter Measurements
7.3.2.1
Coulomb Counter (CC)
7.3.2.2
CC Digital Filter
7.3.2.3
ADC Multiplexer
7.3.2.4
Analog-to-Digital Converter (ADC)
7.3.2.5
Internal Temperature Sensor
7.3.2.6
External Temperature Sensor Support
7.3.3
Power Supply Control
7.3.4
Bus Communication Interface
7.3.5
Low Frequency Oscillator
7.3.6
High Frequency Oscillator
7.3.7
1.8-V Low Dropout Regulator
7.3.8
Internal Voltage References
7.3.9
Gas Gauging
7.3.10
Charge Control Features
7.3.11
Authentication
7.4
Device Functional Modes
7.4.1
Lifetime Logging Features
7.4.2
Configuration
7.4.2.1
Coulomb Counting
7.4.2.2
Cell Voltage Measurements
7.4.2.3
Auto Calibration
7.4.2.4
Temperature Measurements
8
Applications and Implementation
8.1
Application Information
8.2
Typical Applications
8.2.1
Design Requirements (Default)
8.2.2
Detailed Design Procedure
8.2.2.1
Changing Design Parameters
8.2.3
Calibration Process
8.2.4
Gauging Data Updates
8.2.4.1
Application Curve
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Device Support
9.1.1
サード・パーティ製品に関する免責事項
9.2
Documentation Support
9.2.1
Related Documentation
9.3
Receiving Notification of Documentation Updates
9.4
サポート・リソース
9.5
Trademarks
9.6
静電気放電に関する注意事項
9.7
用語集
10
Revision History
11
Mechanical, Packaging, and Orderable Information
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
YPH|12
MXBG352
サーマルパッド・メカニカル・データ
発注情報
jajss99_oa
jajss99_pm
7
Detailed Description