SLUSF60
December 2023
BQ77307
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Device Comparison Table
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 BQ77307
6.5
Supply Current
6.6
Digital I/O
6.7
REGOUT LDO
6.8
Voltage References
6.9
Current Detector
6.10
Thermistor Pullup Resistor
6.11
Hardware Overtemperature Detector
6.12
Internal Oscillator
6.13
Charge and Discharge FET Drivers
6.14
Protection Subsystem
6.15
Timing Requirements - I2C Interface, 100kHz Mode
6.16
Timing Requirements - I2C Interface, 400kHz Mode
6.17
Timing Diagram
6.18
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Device Configuration
7.3.1
Commands and Subcommands
7.3.2
Configuration Using OTP or Registers
7.3.3
Device Security
7.4
Device Hardware Features
7.4.1
Voltage Protection Subsystem
7.4.2
Current Protection Subsystem
7.4.3
Unused VC Pins
7.4.4
Internal Temperature Protection
7.4.5
Thermistor Temperature Protections
7.4.6
Protection FET Drivers
7.4.7
Voltage References
7.4.8
Multiplexer
7.4.9
LDOs
7.4.10
Standalone Versus Host Interface
7.4.11
ALERT Pin Operation
7.4.12
Low Frequency Oscillator
7.4.13
I2C Serial Communications Interface
7.5
Protection Subsystem
7.5.1
Protections Overview
7.5.2
Primary Protections
7.5.3
Cell Open Wire Protection
7.5.4
Diagnostic Checks
7.6
Device Power Modes
7.6.1
Overview of Power Modes
7.6.2
NORMAL Mode
7.6.3
SHUTDOWN Mode
7.6.4
CONFIG_UPDATE Mode
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Performance Plot
8.2.4
Random Cell Connection Support
8.2.5
Startup Timing
8.2.6
FET Driver Turn-Off
8.2.7
Usage of Unused Pins
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Receiving Notification of Documentation Updates
11.3
Support Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Revision History
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RGR|20
MPQF239A
Thermal pad, mechanical data (Package|Pins)
RGR|20
QFND242E
Orderable Information
slusf60_oa
slusf60_pm
6.18
Typical Characteristics
Figure 6-2
Internal Voltage References vs. Temperature (VREF1 and VREF2)
Figure 6-4
Thermistor Pullup Resistance vs. Temperature
Figure 6-6
Overcurrent in Discharge Protection 1 (OCD1) Threshold vs. Temperature
Figure 6-8
Short Circuit in Discharge Protection (SCD) Threshold vs. Temperature
Figure 6-10
TS and VC0 Wake Voltage vs. Temperature
Figure 6-12
Supply Current in SHUTDOWN Mode vs. Temperature
Figure 6-3
Internal Temperature Protection Error vs. Temperature
Figure 6-5
Low Frequency Oscillator (LFO) Accuracy vs. Temperature
Figure 6-7
Overcurrent in Charge Protection (OCC) Threshold vs. Temperature
Figure 6-9
REGOUT Voltage vs. Temperature and Load
No communications, REGOUT disabled
Figure 6-11
Supply Current in NORMAL Mode vs. Temperature