BQ76PL455APFCT datasheet(2/125 Pages) TI1

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bq76PL455A

SLUSCL0A – SEPTEMBER 2016 – REVISED OCTOBER 2016

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Table of Contents

Features .................................................................. 1

Applications ........................................................... 1

Description ............................................................. 1

Revision History..................................................... 2

Pin Configuration and Functions ......................... 3

Specifications......................................................... 7

6.1

Absolute Maximum Ratings ...................................... 7

6.2

ESD Ratings ............................................................ 7

6.3

Recommended Operating Conditions ....................... 8

6.4

Thermal Information .................................................. 8

6.5

Electrical Characteristics: Supply Current................. 8

6.6

VP 5.3-V Supply Regulation Voltage ........................ 9

6.7

VDD18 1.8-V Internal Digital Supply......................... 9

6.8

V5VAO Analog Supply .............................................. 9

6.9

VM –5-V Integrated Charge Pump .......................... 9

6.10

Analog-to-Digital Converter (ADC): Analog Front

End............................................................................. 9

6.11

ADC: VSENSEn Cell Measurement Inputs........... 10

6.12

ADC: VMODULE Input.............................................. 10

6.13

ADC: AUXn General Purpose Inputs .................... 10

6.14

ADC: Internal Temperature Measurement and

Thermal Shutdown (TSD) ........................................ 11

6.15

Passive Balancing Control Outputs ...................... 11

6.16

Digital Input/Output: VIO-Based Single-Ended

I/O ............................................................................ 11

6.17

Digital Input/Output: Daisy Chain Vertical Bus ..... 12

6.18

Digital Input/Output: Wakeup ................................ 12

6.19

EEPROM............................................................... 12

6.20

Secondary Protector – Window Comparators ..... 12

6.21

Power-On-Reset (POR) and FAULT Flag

Thresholds ............................................................... 13

6.22

Miscellaneous ....................................................... 13

6.23

Typical Characteristics .......................................... 14

Detailed Description ............................................ 16

7.1

Overview ................................................................. 16

7.2

Functional Block Diagram ....................................... 17

7.3

Feature Description................................................. 17

7.4

Device Functional Modes........................................ 43

7.5

Command and Response Protocol ......................... 47

7.6

Application and Implementation ........................ 94

8.1

Application Information............................................ 94

8.2

Typical Application ................................................ 106

8.3

Initialization Set Up .............................................. 111

Power Supply Recommendations .................... 113

9.1

NPN LDO Supply .................................................. 113

Layout................................................................. 115

10.1

Layout Guidelines ............................................... 115

10.2

Layout Example .................................................. 115

10.3

Board Construction and Accuracy ...................... 116

Device and Documentation Support ............... 118

11.1

Device Support .................................................. 118

11.2

Documentation Support ..................................... 119

11.3

Receiving Notification of Documentation

Updates.................................................................. 119

11.4

Community Resources........................................ 119

11.5

Trademarks ......................................................... 119

11.6

Electrostatic Discharge Caution .......................... 119

11.7

Glossary .............................................................. 119

Mechanical, Packaging, and Orderable

Information ......................................................... 119

4 Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

Changes from Original (September 2016) to Revision A

Page

•

Deleted reference to ISO26262 ............................................................................................................................................. 1

•

Changed references of automotive to industrial throughout document.................................................................................. 1

•

Added table notes to ESD Ratings table ................................................................................................................................ 7

•

Added Receiving Notification of Documentation Updates section ..................................................................................... 119

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