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| BQ24400_16 Datasheet, PDF (3/27 Pages) Texas Instruments – Programmable NiCd/NiMH Fast-Charge Management IC | |||
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bq24400
www.ti.com
SLUS498A â SEPTEMBER 2001 â 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.
TS
Voltage
Reference
Voltage
Comparators 3x
BAT
ADC
PVD
ALU
OSC
Clock
Phase
Generator
Timer
Charge
Control
RC
Internal
OSC
Voltage
Comparators
LED
MOD
SNS
Figure 1. Functional Block Diagram
VCC VSS
Copyright © 2001â2010, Texas Instruments Incorporated
Product Folder Link(s): bq24400
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