Datasheet

Over Current and Short Circuit
Protection
Program Memory
Cell Balancing Drive and
Cell Selection Multiplexer
System Interface
Pch FET Drive
Pre-Charge Control
Protection Configuration
,
Status
and Control Registers
User Settings Data Flash
Host Interface & Data
Management
Cell Voltage Translation
Standard 15-bit Delta-Sigma
A to D Converter
Integrating Delta -Sigma
A to D Converter
RSNS
bq29200 2
nd
Level Voltage Protection
+ Auto Cell Balance
Fuse
Drive
CHG DSG
FUSE
ZVCHG
VC2
VC1
BAT
PACK VSS
REG27
Power Control , LDO
RB1
SMBC
SMBD
SRP
SRN
bq28400
I/O
TS1
VSS
PACK –
PACK +
CB_EN
PRES
bq28400
SLUSA61A –OCTOBER 2010–REVISED DECEMBER 2010 www.ti.com
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam
during storage or handling to prevent electrostatic damage to the MOS gates.
BLOCK DIAGRAM and TYPICAL IMPLEMENTATION
2 Copyright © 2010, Texas Instruments Incorporated
Product Folder Link(s): bq28400