Texas Instruments BQ7697202 Manuals

Manuals and User Guides for Texas Instruments BQ7697202. We have 1 Texas Instruments BQ7697202 manual available for free PDF download: Manual

Texas Instruments BQ7697202 Manual (88 pages)

3-Series to 16-Series High Accuracy Battery Monitor and Protector for Li-Ion, Li-Polymer, and LiFePO4 Battery Packs

Brand: Texas Instruments | Category: Monitor | Size: 3 MB

Features
1
Applications
1
Description
1
Table of Contents
2
Device Comparison Table
3
Pin Configuration and Functions
3
Specifications
6
Absolute Maximum Ratings
6
ESD Ratings
7
Recommended Operating Conditions
8
Thermal Information BQ76952
9
Supply Current
9
Digital I/O
10
LD Pin
10
Precharge (PCHG) and Predischarge (PDSG) FET Drive
11
FUSE Pin Functionality
11
Reg18 Ldo
11
REG0 Pre-Regulator
12
Reg1 Ldo
12
Reg2 Ldo
13
Voltage References
13
Coulomb Counter
14
Coulomb Counter Digital Filter (CC1)
14
Current Measurement Digital Filter (CC2)
15
Current Wake Detector
15
Analog-To-Digital Converter
15
Cell Voltage Measurement Accuracy
17
Cell Balancing
18
Cell Open Wire Detector
18
Internal Temperature Sensor
18
Thermistor Measurement
18
Internal Oscillators
19
High-Side NFET Drivers
19
Comparator-Based Protection Subsystem
20
Timing Requirements - I
22
Mode
22
Timing Requirements - I
23
Mode
23
Timing Requirements - HDQ Interface
23
Timing Requirements - SPI Interface
24
Interface Timing Diagrams
25
Typical Characteristics
27
Detailed Description
31
Overview
31
Functional Block Diagram
32
BQ76972 Device Versions
32
Diagnostics
32
Device Configuration
32
Measurement Subsystem
33
Primary and Secondary Protection Subsystems
44
Device Hardware Features
48
Device Functional Modes
53
Serial Communications Interface
56
Cell Balancing
64
Application and Implementation
65
Application Information
65
Typical Applications
65
Calibration Process
71
Random Cell Connection Support
71
Startup Timing
72
FET Driver Turn-Off
73
Unused Pins
75
Power Supply Requirements
76
Layout
76
Device and Documentation Support
80
Documentation Support
80
Support Resources
80
Trademarks
80
Electrostatic Discharge Caution
80
Glossary
80
Revision History
80
Mechanical, Packaging, Orderable Information
80
Package Outline
85

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Texas Instruments BQ7697202 Manual (88 pages)

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