Datasheet

USB
SW
BOOT
DRV
SYS
BAT
V
MINSYS
BGATE
STAT
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
CD
VDRV
TS COLD
TS HOT
TS WARM
TS COOL
1C/0.5C
DISABLE
V Comparator
SYSREG
PMIDU
DC-DC CONVERTER
PWM LOGIC,
COMPENSATION
AND
BATTERY FET CONTROL
V – 0.14V
BATREG
5.2-V Reference
V
BATSHRT
V
BATOVP
V Comparator
BATSC
V
BAT
V
BAT
V
BAT
V
USB
V
USB
V
IN
V
IN
V
USBOVP
V +
BAT
V
SLP
V +
BAT
V
SLP
V
INOVP
Termination Comparator
CHARGE
CONTROLLER
with Timers (160/1/3)
PMIDI
IN
+
V
SUPPLY
SUPPLY_SEL
V – 0.12V
BATREG
Recharge Comparator
V
BAT
V
SYS
Enable Linear
Charge
PGND
Q4
Q3
Q2
Q1
IN I
INLIM
CbC Current
Limit
INT
References
Enable
I
BATSHRT
Supplement Comparator
V
BSUP
V
SYS
Hi-Z Mode
Sleep Comparators
V
BAT
Good Battery
Circuit
5A
IN V
INDPM
USB I
USBLIM
USB V
INDPM
V
SYS(REG)
I
BAT(REG)
V
BAT(REG)
DIE Temp
Regulation
I
BAT
V
BATGD
Start Recharge
Cycle
DISABLE
OVP Comparators
V Comparator
BOVP
Hi-Z Mode
SDA
SCL
TS
I C
Interface
2
PSEL
1.5A/USB100
Termination
Reference
bq24160/2/3
D+
D–
USB
Adapter
Detection
Circuitry
bq24160, 1B, 3
bq24161/8
bq24160, bq24160A
bq24161, bq24161B
bq24163, bq24168
SLUSAO0E –NOVEMBER 2011–REVISED NOVEMBER 2013 www.ti.com
BLOCK DIAGRAM
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Product Folder Links: bq24160 bq24160A bq24161 bq24161B bq24163 bq24168