BQ24130_15 Datasheet, PDF (5/29 Pages) Texas Instruments – 600-kHz Synchronous Switch-Mode Host-ControlledBattery/Supercapacitor Charger With 4-A Integrated MOSFETs

bq24130
www.ti.com
SLUSAN2C – JULY 2011 – REVISED JUNE 2012
ELECTRICAL CHARACTERISTICS (continued)
4.5 V ≤ V_{(PVCC, AVCC)} ≤ 17 V, -40°C < T_J < 125°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
BAT OVERVOLTAGE COMPARATOR
V_{(OV_RISE)}
V_{(OV_FALL)}
t_OV
Overvoltage Rising Threshold
Overvoltage Falling Threshold
Overvoltage Deglitch Time to Disable
Charge
As percentage of VBAT
As percentage of VBAT
INPUT OVERVOLTAGE COMPARATOR (ACOV)
AC Overvoltage Rising Threshold
Measure on AVCC
V_(ACOV)
AC Overvoltage Falling Hysteresis
AC Overvoltage Rising Deglitch
Measured on AVCC
AC Overvoltage Falling Deglitch
THERMAL REGULATION
T_J
Junction Temperature Regulation Accuracy ISET1 > 120 mV, Charging
THERMAL SHUTDOWN COMPARATOR
T_(SHUT)
Thermal Shutdown Rising Temperature
Thermal Shutdown Hysteresis
Temperature Increasing
Thermal Shutdown Rising Deglitch
Temperature Increasing Delay
Thermal Shutdown Falling Deglitch
Temperature Decreasing Delay
THERMISTOR COMPARATOR
V_(LTF)
Cold Temperature Threshold, TS pin
Voltage Rising Threshold
Charger suspends charge as Percentage to VREF
V_{(LTF_HYS)}
Cold Temperature Hysteresis, TS pin
Voltage Falling
As Percentage to VREF
V_(HTF)
Hot Temperature TS pin voltage falling
Threshold
As Percentage to VREF
V_(TCO)
Cut-off Temperature TS pin voltage falling
Threshold
As Percentage to VREF
Deglitch time for Temperature Out of Range
Detection
V_(TS) > V_(LTF), or V_(TS) < V_(TCO), or V_(TS) < V_(HTF)
Deglitch time for Temperature in Valid
Range Detection
V_(TS) < V_(LTF) – V_{(LTF_HYS)} or V_(TS) > V_(TCO), or V_(TS) >
V_(HTF)
CHARGE OVERCURRENT COMPARATOR (CYCLE-BY-CYCLE)
V_(OC)
Charge Overvurrent Rising Threshold,
V_(SRP) > 2.2V
Current as percentage of V_{(IREG_CHG)}
Charge Overvurrent Rising Threshold,
V_(SRP) < 2.2V
Charge Overvurrent Limit Range,
V_(SRP) > 2.2V
I_(OCP)
Charge OCP using high side sense FET
CHARGE UNDERCURRENT COMPARATOR (CYCLE-BY-CYCLE)
V_(UCP)
Charge Undercurrent Falling Threshold
BAT SHORT COMPARATOR (BATSHORT)
Switch from Sync mode to Non-Sync mode, measure
on V_(SRP-SRN)
Battery Short Falling Threshold
Measure on BAT
V_(BATSHT)
Battery Short Rising Hysteresis
Deglitch on Both Edge
LOW CHARGE CURRENT COMPARATOR
V_(LC)
Low Charge Current Falling Threshold
Low Charge Current Rising Hysteresis
Deglitch on Both Edge
Measure on V_(SRP-SRN)
VREF REGULATOR
V_{(VREF_REG)}
I_{(VREF_LIM)}
VREF Regulator Voltage
VREF Current Limit
V_(AVCC) > UVLO
V_(VREF) = 0V, V_(AVCC) > UVLO
MIN TYP MAX
104%
102%
30
17
18
19
540
1
1
120
150
20
100
10
73% 73.5% 74%
0.2% 0.4% 0.6%
46.6% 47.2% 47.8%
44.2% 44.7% 45.2%
400
20
160%
45
75
8 11.5
1
5
9
2
200
1
1.25
1.25
1
3.267
35
3.3 3.333
120
UNIT
ms
V
mV
ms
ms
°C
°C
°C
µs
ms
ms
ms
mV
mV
A
mV
V
mV
µs
mV
mV
µs
V
mA
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