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bq2961, bq2962

SLUSBU5D – NOVEMBER 2013 – REVISED JANUARY 2017

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Product Folder Links: bq2961 bq2962

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Copyright © 2013–2017, Texas Instruments Incorporated

Table of Contents

1

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

2

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

3

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

4

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

5

Device Comparison Table..................................... 4

6

Pin Configuration and Functions ......................... 5

7

Specifications......................................................... 6

7.1

Absolute Maximum Ratings ...................................... 6

7.2

ESD Ratings.............................................................. 6

7.3

Recommended Operating Conditions ....................... 6

7.4

Thermal Information .................................................. 6

7.5

Electrical Characteristics........................................... 7

7.6

Typical Characteristics .............................................. 9

8

Detailed Description ............................................ 11

8.1

Overview ................................................................. 11

8.2

Functional Block Diagram ....................................... 11

8.3

Feature Description................................................. 12

8.4

Device Functional Modes........................................ 15

9

Application and Implementation ........................ 18

9.1

Application Information............................................ 18

9.2

Typical Application .................................................. 18

10

Power Supply Recommendations ..................... 22

11

Layout................................................................... 22

11.1

Layout Guidelines ................................................. 22

11.2

Layout Example .................................................... 22

12

Device and Documentation Support ................. 23

12.1

Receiving Notification of Documentation Updates 23

12.2

Community Resources.......................................... 23

12.3

Trademarks ........................................................... 23

12.4

Electrostatic Discharge Caution ............................ 23

12.5

Glossary ................................................................ 23

13

Mechanical, Packaging, and Orderable

Information ........................................................... 23

4 Revision History

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

Changes from Revision C (October 2016) to Revision D

Page

•

Changed device label from "bq2960xy" to "bq2960" and changed device label from "bq2961xy" to "bq2961/bq2962"

in the Simplified Schematic ................................................................................................................................................... 1

•

Separated bq2961 and bq2962 device options into two tables.............................................................................................. 4

•

Removed bq296100 preview status. Added bq296215, bq296216, bq296217 device spins to Device Comparison

Table ...................................................................................................................................................................................... 4

•

•

Added VOUT TYP and MAX specification ............................................................................................................................ 7

•

Added VREG specification at 500 µA load. Was only specified with 0~1mA range before. ................................................. 8

•

Extended IREG MAX specification to 2mA, was 1mA before ............................................................................................... 8

•

Changed device label from "bq2960xy" "bq2960" in Application Schematic........................................................................ 15

•

Corrected REG capaitor to 0.47uF in the current consumption test circuit, was 0.1uF. ..................................................... 17

•

Changed device label from "bq2961xy" to "bq2961/bq2962" in reference schematic. Updated figure title to "bq2961

and bq2962 schematic", was "bq2961 schematic" before.................................................................................................... 19

•

Changed device label from "bq2960xy" to "bq2960" in reference schematic ...................................................................... 21

•

Changed device label from "bq2961xy" to "bq2961/bq2962". Updated figure title to bq2961 and bq2962 schematic ....... 22

•

Added Receiving Notification of Documentation Updates section ...................................................................................... 23

Changes from Revision B (May 2016) to Revision C

Page

•

Added bq2962 REG options .................................................................................................................................................. 1

•

Changed Part number to bq2960, bq2961, bq2962 to identify each spin family throughout the datasheet ......................... 1

•

Added bq296202, bq296203, bq296212, bq296213 .............................................................................................................. 4

•

Added bq2962 pinout ............................................................................................................................................................ 5

•

Added bq2962 device to Recommened Operating Conditions ............................................................................................. 6

•

Extended bq2962 VREG full range condition from 0mA to 2mA, was 0mA to 1mA before .................................................. 8

•

Added bq2962 regulator programmable option ................................................................................................................... 11

•

Changed figure title to apply to bq2962 family .................................................................................................................... 19