Datasheet

VCC
ACDRV
BATDRV
BTST
HIDRV
PH
REGN
LODRV
GND
TS
bq24610/17
CE
ACP
ACN
VFB
SRP
6 VLDO
V(ACP-ACN)
+
-
V(SRP-SRN)
COMP
ERROR
AMPLIFIER
20µA
1V
2.1 V
IBAT_ REG
SRN
VCC
VCC-6 V
LDO
STATE
MACHINE
LOGIC
BATTERY
DETECTION
LOGIC
VCC
PH
4.2V
+
-
BTST REFRESH
SYSTEM
POWER
SELECTOR
LOGIC
CE
145 degC
ICTj
TSHUT
SRN+100 mV
VCC
SLEEP
LEVEL
SHIFTER
ACN
+
-
+
+
-
+
-
+
-
+
-
V(SRP-SRN)
CHG_OCP
+
-
160% XIBAT_REG
SYNCH
SRP-SRN
ISET1
ISET2
ACSET
IBAT_ REG
ISET1
ISET2
5 mV
20X
BAT
BAT_OVP
+
-
104% XVBAT_REG
LTF
+
-
HTF
VREF
TCO
+
-
+
-
SUSPEND
VCC
ACOV
+
-
V
ACOV
VREF
STAT 1
STAT1
20X
STAT 2
STAT2
3.3 V
LDO
VCC
VFB
LOWV
+
-
RCHRG
+
-
1.55V
+
-
2.05 V
VFB
RCHRG
TERM
+
-
V(SRP - SRN)
ISET2
TERM
TERMINATECHARGE
+
-
TTC
TTC
+
-
+
-
UVLO
V
UVLO
VCC
SLEEP
UVLO
VCC-6 V
VCC-6V
ACN-6V
ACN-6 V
LDO
ACN ACN-6 V
ACOV
PWM
CONTROL
LOGIC
+
-
PWM
+
-
+
-
+
-
PG
PG
+
-
CHARGE
20 µA
DISCHARGE
CHARGE
OR
DISCHARGE
8 mA
BAT_OVP
+
-
DISABLE
TMR/TERM
0.4 V
TTC
INTERNAL
REFERENCE
VREF
ACN-SRN
SRN+200 mV
+
-
ACN
Safety
Timer
TTC
FAULT
2 mA
FAULT
1M
CE
-
bq24610
bq24617
www.ti.com SLUS892B –DECEMBER 2009–REVISED SEPTEMBER 2013
BLOCK DIAGRAM
Figure 14. Functional Block Diagram for bq24610/7
Copyright © 2009–2013, Texas Instruments Incorporated Submit Documentation Feedback 13
Product Folder Links: bq24610 bq24617