Datasheet

-
+
Charge Control, Charge Timer
and
Display Logic
OSC
V
CC
V
CC
STAT1
STAT2
TaperDet
REG
PWRDWN
CR
ChargeOK
PWRDWN
UVS
Thermal
Shutdown
TMR SEL
-
+
-
+
Power On
Delay
CLRFLT
APG/
THERM
R9
Precharge
Bias and
Ref
Generator
V
(ref)
V
(uvlo)
H: V
(reg)
= 8.4 V/Cell
L: V
(reg)
= 8.2 V/Cell
VSEL
EN
R8
ChipEN
UVS
V
(uvlo)
+
-
ChargeOK
LowV
+
-
V
(ilim)
VCC
ISNS
-
+
TaperDet
IN
V
(ref)
AGND
VSENSE
OUT
GND/
HEATSINK
+
-
OverV
+
-
HighV
-
+
LowV
V
(ref)
PWRDWN
Two Open
Drain
Outputs
for
bq24005
0.2*V
(ilim)
bq24004
bq24005
bq24006
SLUS476F –DECEMBER 2000–REVISED MAY 2012 www.ti.com
FUNCTIONAL BLOCK DIAGRAM
6 Submit Documentation Feedback Copyright © 2000–2012, Texas Instruments Incorporated
Product Folder Link(s): bq24004 bq24005 bq24006