2
bq24296
,
bq24297
SLUSBP6C – SEPTEMBER 2013 – REVISED DECEMBER 2016
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Product Folder Links: bq24296 bq24297
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Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Description ............................................................. 1
4 Revision History..................................................... 2
5 Description (Continued)........................................ 4
6 Device Comparison Table..................................... 4
7 Pin Configuration and Functions ......................... 5
8 Specifications......................................................... 6
8.1 Absolute Maximum Ratings ...................................... 6
8.2 ESD Ratings ............................................................ 7
8.3 Recommended Operating Conditions....................... 7
8.4 Thermal Information .................................................. 7
8.5 Electrical Characteristics........................................... 7
8.6 Timing Requirements .............................................. 12
8.7 Typical Characteristics ............................................ 12
9 Detailed Description ............................................ 15
9.1 Overview ................................................................. 15
9.2 Functional Block Diagram ....................................... 16
9.3 Feature Description................................................. 17
9.4 Device Functional Modes........................................ 29
9.5 Programming........................................................... 30
9.6 Register Map........................................................... 34
10 Application and Implementation........................ 41
10.1 Application Information.......................................... 41
10.2 Typical Application ................................................ 41
11 Power Supply Recommendations ..................... 46
12 Layout................................................................... 46
12.1 Layout Guidelines ................................................. 46
12.2 Layout Example .................................................... 47
13 Device and Documentation Support ................. 48
13.1 Documentation Support ....................................... 48
13.2 Related Links ........................................................ 48
13.3 Receiving Notification of Documentation Updates 48
13.4 Community Resources.......................................... 48
13.5 Trademarks ........................................................... 48
13.6 Electrostatic Discharge Caution............................ 48
13.7 Glossary ................................................................ 48
14 Mechanical, Packaging, and Orderable
Information ........................................................... 48
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision B (November 2014) to Revision C Page
• Changed CE to CE for bq24297 in Pin Functions.................................................................................................................. 5
• Changed VREF to V
REGN
in Figure 18 ................................................................................................................................. 25
• Changed 20°C to –20°C and VREF to V
REGN
in Figure 19 ................................................................................................. 26
• Changed Equation 1 ............................................................................................................................................................ 26
• Changed Bit 3 RESET from 1 to 0 in Table 12 ................................................................................................................... 37
• Changed Bit 2 RESET from 1 to 0 in Table 12 ................................................................................................................... 37
• Changed 0 to 1 for REG05 Bit 2 Reset in Table 13 ............................................................................................................ 37
• Changed 1 to 0 for REG05 Bit 1 Reset in Table 13 ............................................................................................................ 37
• Changed DPDM_EN to IINDET_EN in Table 15.................................................................................................................. 39
• Changed D+/D– to Input current limit in Table 15 ................................................................................................................ 39
• Added note to Figure 40 ...................................................................................................................................................... 41
• Added note to Figure 41 ...................................................................................................................................................... 42
• Changed last paragraph in Output Capacitor section .......................................................................................................... 43
Changes from Revision A (October 2013) to Revision B Page
• Added Handling Rating table, Feature Description section, Device Functional Modes, Application and
Implementation section, Power Supply Recommendations section, Layout section, Device and Documentation
Support section, and Mechanical, Packaging, and Orderable Information section................................................................ 1
• Changed front page schematic............................................................................................................................................... 1
• Changed REG01[4] = 1 to REG01[5] = 1 in OTG description................................................................................................ 5
• Added (10kΩ NTC thermister only) to QON description ........................................................................................................ 6
• Added ESD information to Handling Ratings ........................................................................................................................ 7
• Changed I
CHG
= 1792 mA in I
ICHG_REG_ACC
test conditions ...................................................................................................... 8