SLUS977B
September 2009 – August 2015
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Input Overvoltage Protection
8.3.2
Input Overcurrent Protection
8.3.3
Battery Overvoltage Protection
8.3.4
Thermal Protection
8.3.5
Enable Function
8.3.6
PGATE Output
8.4
Device Functional Modes
8.4.1
OPERATION Mode
8.4.2
POWER-DOWN Mode
8.4.3
POWER-ON RESET Mode
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Selection of RBAT
9.2.2.2
Selection of RCE
9.2.2.3
Selection of Input and Output Bypass Capacitors
9.2.2.4
Selection of the PGATE External MOSFET
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Community Resources
12.2
Trademarks
12.3
Electrostatic Discharge Caution
12.4
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DSG|8
MPDS308C
Thermal pad, mechanical data (Package|Pins)
DSG|8
QFND141I
Orderable Information
slus977b_oa
slus977b_pm
5 Device Comparison Table
PART NUMBER
MARKING
MEDIUM
QUANTITY
PACKAGE
bq24308DSGR
DAS
Tape and Reel
3000
2.00 mm × 2.00 mm WSON
bq24308DSGT
DAS
Tape and Reel
250
2.00 mm × 2.00 mm WSON