Datasheet

Voltage
Reference
Internal
OSC
Clock
Phase
Generator
ADC
OSC
SNS
TS
MOD
RC
BAT
LED
V
CC
V
SS
Timer
PVD
ALU
Voltage
Comparators3x
Voltage
Comparators
Charge
Control
bq24400
www.ti.com SLUS498A –SEPTEMBER 2001–REVISED FEBRUARY 2010
FUNCTIONAL DESCRIPTION
The bq24400 is a versatile, NiCd and NiMH battery charge control device. See Figure 1 for a functional block
diagram and Figure 2 for a state diagram.
Figure 1. Functional Block Diagram
Copyright © 2001–2010, Texas Instruments Incorporated Submit Documentation Feedback 3
Product Folder Link(s): bq24400