SLUSE07B
January 2020 – January 2022
BQ28Z610-R1
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Description (continued)
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
Power Supply Control
7.7
Low-Voltage General Purpose I/O, TS1
7.8
Power-On Reset (POR)
7.9
Internal 1.8-V LDO
7.10
Current Wake Comparator
7.11
Coulomb Counter
7.12
ADC Digital Filter
7.13
ADC Multiplexer
7.14
Cell Balancing Support
7.15
Internal Temperature Sensor
7.16
NTC Thermistor Measurement Support
7.17
High-Frequency Oscillator
7.18
Low-Frequency Oscillator
7.19
Voltage Reference 1
7.20
Voltage Reference 2
7.21
Instruction Flash
7.22
Data Flash
7.23
Current Protection Thresholds
7.24
Current Protection Timing
7.25
N-CH FET Drive (CHG, DSG)
7.26
I2C Interface I/O
7.27
I2C Interface Timing
7.28
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Battery Parameter Measurements
8.3.1.1
BQ28Z610-R1 Processor
8.3.2
Coulomb Counter (CC)
8.3.3
CC Digital Filter
8.3.4
ADC Multiplexer
8.3.5
Analog-to-Digital Converter (ADC)
8.3.6
ADC Digital Filter
8.3.7
Internal Temperature Sensor
8.3.8
External Temperature Sensor Support
8.3.9
Power Supply Control
8.3.10
Power-On Reset
8.3.11
Bus Communication Interface
8.3.12
I2C Timeout
8.3.13
Cell Balancing Support
8.3.14
N-Channel Protection FET Drive
8.3.15
Low Frequency Oscillator
8.3.16
High Frequency Oscillator
8.3.17
1.8-V Low Dropout Regulator
8.3.18
Internal Voltage References
8.3.19
Overcurrent in Discharge Protection
8.3.20
Short-Circuit Current in Charge Protection
8.3.21
Short-Circuit Current in Discharge 1 and 2 Protection
8.3.22
Primary Protection Features
8.3.23
Gas Gauging
8.3.24
Charge Control Features
8.3.25
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
Current Measurements
8.4.2.4
Auto Calibration
8.4.2.5
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
Setting Design Parameters
9.2.2.2
Calibration Process
9.2.2.3
Gauging Data Updates
9.2.3
Application Curve
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Third-Party Products Disclaimer
12.2
Documentation Support
12.3
Receiving Notification of Documentation Updates
12.4
Support Resources
12.5
Trademarks
12.6
Electrostatic Discharge Caution
12.7
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DRZ|12
MPDS289B
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sluse07b_oa
sluse07b_pm
2
Applications
Tablet computing
Portable and wearable health devices
Portable audio devices
Wireless (
Bluetooth®
) speakers