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BQ24232HA Datasheet, PDF (6/36 Pages) Texas Instruments – USB-Friendly Lithium-Ion Battery Charger
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bq24232HA
SLUSCG4 – MAY 2016
www.ti.com
Electrical Characteristics (continued)
over junction temperature range –5°C ≤ TJ ≤ 125°C and recommended supply voltage (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
POWER PATH
VDO(IN-OUT)
VDO(BAT-OUT)
VO(REG)
VIN – VOUT
VBAT – VOUT
OUT pin voltage regulation
VIN = 4.3 V, IIN = 500 mA, VBAT = 4.2 V
IOUT = 500 mA, VIN = 0 V, VBAT > 3 V
VIN > VOUT + VDO (IN-OUT)
EN1 = LO, EN2 = LO
136
237.5
62.5
4.35
4.5
4.6
90
95
100
IINmax
KILIM
Maximum input current
Maximum input current
factor
EN1 = HI, EN2 = LO
EN2 = HI, EN1 = LO
ILIM = 200 mA to 500 mA
450
1380
475
KILIM/RILIM
1571
500
1700
IINmax
Programmable input current
limit range
EN2 = HI, EN1 = LO, RILIM = 3.06 kΩ to 7.8 kΩ
200
500
VIN-DPM
Input voltage threshold
when input current is
reduced
EN2 = LO, EN1 = X
4.3
4.35
4.63
VDPPM
Output voltage threshold
when charging current is
reduced
VO(REG) –
180 mV
VO(REG) –
100 mV
VO(REG) –
30 mV
VBSUP1
Enter battery supplement
mode
VBAT = 3.6 V, RILIM = 1.5 kΩ, RLOAD = 10 Ω →2 Ω
VOUT ≤
VBAT –50
mV
VBSUP2
Exit battery supplement
mode
VBAT = 3.6 V, RILIM = 1.5 kΩ, RLOAD = 2 Ω →10 Ω
VOUT ≥
VBAT–20
mV
VO(SC1)
Output short-circuit
detection threshold, power-
on
VIN > UVLO and VIN > VBAT+VIN(DT)
0.8
0.9
1
VO(SC2)
Output short-circuit
detection threshold,
supplement mode VBAT –
VOUT > VO(SC2) indicates
short circuit
VIN > UVLO and VIN > VBAT+VIN(DT)
200
242
300
UNIT
mV
mV
V
mA
A
AΩ
mA
V
V
V
V
V
mV
6
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