JAJSIJ7B
February 2020 – November 2022
BQ27Z561-R2
PRODUCTION DATA
1
特長
2
アプリケーション
3
概要
4
Revision History
5
概要 (続き)
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Supply Current
7.6
Internal 1.8-V LDO (REG18)
7.7
I/O (PULS, INT)
7.8
Chip Enable (CE)
7.9
Internal Temperature Sensor
7.10
NTC Thermistor Measurement Support
7.11
Coulomb Counter (CC)
7.12
Analog Digital Converter (ADC)
7.13
Internal Oscillator Specifications
7.14
Voltage Reference1 (REF1)
7.15
Voltage Reference2 (REF2)
7.16
Flash Memory
7.17
I2C I/O
7.18
I2C Timing — 100 kHz
7.19
I2C Timing — 400 kHz
7.20
HDQ Timing
7.21
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
BQ27Z561-R2 Processor
8.3.2
Battery Parameter Measurements
8.3.2.1
Coulomb Counter (CC)
8.3.2.2
CC Digital Filter
8.3.2.3
ADC Multiplexer
8.3.2.4
Analog-to-Digital Converter (ADC)
8.3.2.5
Internal Temperature Sensor
8.3.2.6
External Temperature Sensor Support
8.3.3
Power Supply Control
8.3.4
Bus Communication Interface
8.3.5
Low Frequency Oscillator
8.3.6
High Frequency Oscillator
8.3.7
1.8-V Low Dropout Regulator
8.3.8
Internal Voltage References
8.3.9
Gas Gauging
8.3.10
Charge Control Features
8.3.11
Authentication
8.4
Device Functional Modes
8.4.1
Lifetime Logging Features
8.4.2
Configuration
8.4.2.1
Coulomb Counting
8.4.2.2
Cell Voltage Measurements
8.4.2.3
Auto Calibration
8.4.2.4
Temperature Measurements
9
Applications and Implementation
9.1
Application Information
9.2
Typical Applications
9.2.1
Design Requirements (Default)
9.2.2
Detailed Design Procedure
9.2.2.1
Changing Design Parameters
9.2.3
Calibration Process
9.2.4
Gauging Data Updates
9.2.4.1
Application Curve
9.3
Power Supply Recommendations
9.4
Layout
9.4.1
Layout Guidelines
9.4.2
Layout Example
10
Device and Documentation Support
10.1
Device Support
10.1.1
Third-Party Products Disclaimer
10.2
Documentation Support
10.2.1
Related Documentation
10.3
Receiving Notification of Documentation Updates
10.4
サポート・リソース
10.5
Trademarks
10.6
Electrostatic Discharge Caution
10.7
Glossary
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
jajsij7b_oa
jajsij7b_pm
7.6
Internal 1.8-V LDO (REG18)
Unless otherwise noted, characteristics noted under conditions of T
A
= –40℃ to 85℃
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V
REG18
Regulator output voltage
1.6
1.8
2.0
V
V
PORth
POR threshold
Rising threshold
1.45
1.7
V
V
PORhy
POR hysteresis
0.1
V