Datasheet

I SET
CHARGE
I SET
K
I =
R
bq24165
bq24166
bq24167
SLUSAP4B –DECEMBER 2011–REVISED MARCH 2013 www.ti.com
ELECTRICAL CHARACTERISTICS
Circuit of Figure 1, V
SUPPLY
= V
USB
or V
IN
(whichever is supplying the IC), V
UVLO
< V
SUPPLY
< V
OVP
and V
SUPPLY
> V
BAT
+V
SLP
,
mm T
J
= 0°C–125°C and T
J
= 25ºC for typical values (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNITS
V
UVLO
< V
SUPPLY
< V
OVP
and V
SUPPLY
> V
BAT
+V
SLP
,
15
PWM switching
mA
I
SUPPLY
Supply current for control (V
IN
or V
USB
) V
UVLO
< V
SUPPLY
< V
OVP
and V
SUPPLY
> V
BAT
+V
SLP
,
5
PWM NOT switching
0°C < T
J
< 85°C, High-Z Mode 175 μA
I
BATLEAK
Leakage current from BAT to the Supply 0°C < T
J
< 85°C, V
BAT
= 4.2 V, V
USB
= V
IN
= 0 V 5 μA
0°C < T
J
< 85°C, V
BAT
= 4.2 V, V
SUPPLY
= 0 V or 5V
Battery discharge current in high impedance
I
BAT_HIZ
55 μA
mode, (BAT, SW, SYS)
IUSB1=IUSB2=IUSB3=1, High-Z mode
POWER PATH MANAGEMENT
V
SYS(REG)
V
BAT
< V
MINSYS
3.6 3.7 3.82
System regulation voltage V
V
SYSREGFETOFF
Battery FET turned off, Charge disable or termination 4.26 4.33 4.37
V
MINSYS
Minimum system regulation voltage V
BAT
< V
MINSYS
, Input current limit or V
INDPM
active 3.4 3.5 3.62 V
V
BAT
–
V
BSUP1
Enter supplement mode threshold V
BAT
> 2.5 V V
40mV
V
BAT
–
V
BSUP2
Exit supplement mode threshold V
BAT
> 2.5 V V
10mV
I
LIM(Discharge)
Current limit, discharge or supplement mode Current monitored in internal FET only. 7 A
Measured from(V
BAT
-V
SYS
) = 300mV to
Deglitch time, OUT short circuit during
t
DGL(SC1)
250 μs
discharge or supplement mode
V
BGATE
= (V
BAT
- 600mV)
Recovery time, OUT short circuit during
t
REC(SC1)
60 ms
discharge or supplement mode
Battery range for BGATE operation 2.5 4.5 V
BATTERY CHARGER
YFF pkg 37 57
Measured from BAT to SYS,
Internal battery charger MOSFET on-
R
ON(BAT-SYS)
mΩ
resistance
V
BAT
= 4.2 V
RGE pkg 50 70
T
A
= 25°C, CE1 = CE2 = 0 4.179 4.2 4.221
CE1=CE2 = 0 or V
WARM
< V
TS
< V
COOL
4.160 4.2 4.24
V
BATREG
Battery regulation voltage V
T
A
= 25°C, CE1=1, CE2=0 4.04 4.06 4.08
CE1=1, CE2=0 or V
HOT
< V
TS
< V
WARM
4.02 4.06 4.1
I
CHARGE
Charge current programmable range 550 2500 mA
T
A
= 0°C to 125°C, CE1=CE2=0 or
450 490 540
V
WARM
< V
TS
< V
COOL
K
ISET
Programmable fast charge current factor AΩ
T
A
= 0°C to 125°C, CE1 = 1, CE2 = 0 or V
COLD
< V
TS
< V
COOL
225 245 270
V
BATSHRT
Battery short threshold V
BAT
Rising 2.9 3.0 3.1 V
V
BATSHRThys
Battery short threshold hysteresis V
BAT
Falling 100 mV
I
BATSHRT
Battery short current V
BAT
< V
BATSHRT
50.0 mA
Deglitch time for battery short to fastcharge
t
DGL(BATSHRT)
32 ms
transition
I
CHARGE
≤ 1 A 7 10 11.5
I
TERM
Termination charge current %I
CHARGE
I
CHARGE
>1 A 8 10 11
Both rising and falling, 2-mV over- drive,
t
DGL(TERM)
Deglitch time for charge termination 32 ms
t
RISE
, t
FALL
= 100 ns
V
RCH
Recharge threshold voltage Below VBATREG 120 mV
t
DGL(RCH)
Deglitch time VBAT falling below VRCH, tFALL=100ns 32 ms
Battery detection current before charge done
I
DETECT
2.5 mA
(sink current)
t
DETECT
Battery detection time 250 ms
INPUT PROTECTION
IINUSB=USB100 90 95 100
IINUSB=USB500 450 475 500
IINUSB=USB150 135 142.5 150
Input current limiting threshold (USB input USB charge mode, V
USB
= 5V, Current
I
IN_USB
mA
only) pulled from PMIDU
IINUSB=USB900 800 850 900
IINUSB=USB800 700 750 800
IINUSB=1.5A 1250 1400 1500
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