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BQ24100 Datasheet, PDF (6/26 Pages) Texas Instruments – SYNCHRONOUS SWITCHMODE, LI-ION AND LI-POL CHARGE MANAGEMENT IC WITH INTEGRATED POWERFETS
◁
bq24100, bq24103
bq24105, bq24108
bq24113, bq24115
SLUS606C – JUNE 2004 – REVISED SEPTEMBER 2005
ELECTRICAL CHARACTERISTICS (continued)
TJ = 0°C to 125°C and recommended supply voltage range (unless otherwise stated)
PARAMETER
TEST CONDITIONS
BATTERY DETECTION
IDETECT
Battery detection current during time-out
fault
VI(BAT) < VOREG – VRCH
IDISCHRG1
tDISCHRG1
IWAKE
tWAKE
Discharge current
Discharge time
Wake current
Wake time
IDISCHRG2 Termination discharge current
tDISCHRG2 Termination time
OUTPUT CAPACITOR
VSHORT < VI(BAT) < VOREG – VRCH
VSHORT < VI(BAT) < VOREG – VRCH
VSHORT < VI(BAT) < VOREG – VRCH
VSHORT < VI(BAT) < VOREG – VRCH
Begins after termination detected,
VI(BAT) ≤ VOREG
COUT
CSNS
Required output ceramic capacitor range
from SNS to PGND, between inductor and
RSNS
Required SNS capacitor (ceramic) at SNS
pin
PROTECTION
VOVP
OVP threshold voltage
Threshold over VOREG to turn off P-channel
MOSFET, STAT1, and STAT2 during charge
or termination states
ILIMIT
VSHORT
ISHORT
TSHTDWN
Cycle-by-cycle current limit
Short-circuit voltage threshold, BAT
Short-circuit current
Thermal trip
Thermal hysteresis
VI(BAT) falling
VI(BAT) ≤ VSHORT
MIN
4.7
110
2.6
1.95
35
TYP
2
400
1
2
0.5
400
262
10
0.1
117
3.6
2
165
10
RHL PACKAGE
(BOTTOM VIEW)
www.ti.com
MAX UNIT
mA
µA
s
mA
s
µA
ms
47
µF
µF
121 %VO(REG)
4.5
A
2.05 V/cell
65
mA
°C
STAS2
PGND
PGND
CE
SNS
BAT
NC
TS
19 20
18
17
16
15
14
13
12 11
12
3
4
5
6
7
8
10 9
STAT1
IN
IN
PG
VCC
TTC
ISET1
ISET2
NAME
BAT
CE
bq24100,
bq24108
14
16
TERMINAL FUNCTIONS
TERMINAL
I/O
bq24103 bq24105 bq24113 bq24115
DESCRIPTION
14
14
14
14
I
Battery voltage sense input. Bypass it with a capacitor to PGND if there are
long inductive leads to battery.
Charger enable input. This active low input, if set high, suspends charge and
16
16
16
16
I places the device in the low-power sleep mode. Do not pull up this input to
VTSB.
6
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