SLUSEQ7A
October 2023 – June 2024
BQ77205
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
6.5
DC Characteristics
6.6
Timing Requirements
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Voltage Fault Detection
7.3.2
Open Wire Fault Detection
7.3.3
Oscillator Health Check
7.3.4
Sense Positive Input for Vx
7.3.5
Output Drive, OUT
7.3.6
The LATCH Function
7.3.7
Supply Input, VDD
7.4
Device Functional Modes
7.4.1
NORMAL Mode
7.4.2
FAULT Mode
7.4.3
Customer Test Mode
8
Application and Implementation
8.1
Application Information
8.1.1
Design Requirements
8.1.2
Detailed Design Procedure
8.1.2.1
Cell Connection Sequence
8.2
Systems Example
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
Third-Party Products Disclaimer
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)
DGK|8
MPDS028E
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sluseq7a_oa
sluseq7a_pm
Data Sheet
BQ77205 Overvoltage Protection for 3-Series to 5-Series Cell Li-Ion Batteries with Internal Delay Timer