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

bq24130
SLUSAN2C – JULY 2011 – REVISED JUNE 2012
ELECTRICAL CHARACTERISTICS
4.5 V ≤ V_{(PVCC, AVCC)} ≤ 17 V, -40°C < T_J < 125°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
OPERATING CONDITIONS
V_(AVCC)
AVCC Input Voltage Operating Range
QUIESCENT CURRENTS
I_(BAT)
Battery Discharge Current
(sum of currents into AVCC, BTST, SW,
SRP, SRN, BAT)
V_(AVCC) < V_(UVLO), 0°C - 85°C
V_(AVCC) > V_(UVLO)
V_(SRN) > V_(AVCC) (SLEEP)
V_(AVCC) > V_(UVLO), V_(AVCC) > V_(SRN)
ISET1 < 40 mV (Charge disabled)
V_(AVCC) > V_(UVLO), V_(AVCC) > V_(SRN)
ISET1 > 120 mV (Charge enabled), Charge done
V_(AVCC) > V_(UVLO), V_(AVCC) > V_(BAT)
ISET1 < 40 mV (Charge disabled)
I_(AC)
Adapter Supply Current (sum of currents
into AVCC)
V_(AVCC) > V_(UVLO), V_(AVCC) > V_(BAT)
ISET1 > 120 mV (Charge enabled), no switching
V_(AVCC) > V_(UVLO), V_(AVCC) > V_(BAT)
ISET1 > 120 mV (Charge enabled), switching
CHARGE VOLTAGE REGULATION
bq24130, CELL to AGND
V_{(BAT_REG)}
BAT Regulation Voltage
bq24130, CELL floating
bq24130, CELL to VREF
Charge Voltage Regulation Accuracy
R_(BAT)
BAT pin resistance⁽¹⁾
CURRENT REGULATION (FAST CHARGE)
T_J = 0 to 85°C
T_J = -40 to 125°C
V_(ISET1)
K_(ISET1)
ISET1 Voltage Range
Charge Current Set Factor (Amps of Charge
Current per Volt on ISET1 pin)
R_SENSE = 10 mΩ
V_{(ISET1_CE)}
Charge Current Regulation Accuracy (With
Schottky Diode on SW)
ISET1 Rising Threshold to Enable Charge
ISET1 Falling to Disable Charge
V_{(IREG_CHG)} = 40 mV
V_{(IREG_CHG)} = 20 mV
V_(IREG) = 5 mV
ISET1 rising
ISET1 falling
l_Lkg
Leakage Current into ISET1 pin
CURRENT REGULATION – PRECHARGE
V_(ISET1) = 2 V
V_(ISET2)
I_{(IREG_PRECHG)}
K_(ISET2)
ISET2 Voltage Range
Precharge current range
Precharge Current Set Factor (Amps of
precharge Current per Volt on ISET2 pin)
R_SENSE = 10 mΩ
R_SENSE = 10 mΩ
V_{(IREG_CHG)} = 10 mV, V_(SRP) = 4 V
Precharge Current Regulation Accuracy
V_{(IREG_CHG)} = 10 mV, V_(SRP) = 2.6 V
V_{(IREG_CHG)} = 4 mV
V_{(IREG_CHG)} = 2 mV
l_Lkg
Leakage Current into ISET2 pin
V_(ISET2) = 2V
INPUT UNDERVOLTAGE LOCK-OUT COMPARATOR (UVLO)
UVLO
AC Undervoltage Rising Threshold
AC Undervoltage Hysteresis, falling
Measure on AVCC
SLEEP COMPARATOR (REVERSE DISCHARGING PROTECTION)
V_(SLEEP)
SLEEP Falling Threshold
SLEEP Hysteresis
SLEEP Rising Shutdown Deglitch
V_(AVCC) – V_(SRN) to enter SLEEP
AVCC falling below SRN
SLEEP Falling Power-up Deglitch
AVCC rising above SRN
(1) Specified by Design
www.ti.com
MIN TYP MAX UNIT
4.5
17
V
15
15
µA
25
25
1
1.5
2
5 mA
15
4.2
8.4
V
12.6
–0.5%
0.5%
–0.7%
0.7%
614
717
820 kΩ
0.12
–4%
-7%
–25%
40
0.8
V
5
A/V
4%
7%
25%
100
120 mV
50
mV
100 nA
0
0.125
–10%
–15%
–25%
-40%
2
V
2
A
1
A/V
10%
15%
25%
40%
100
nA
3.4
3.6
340
3.8
V
mV
50
90
150 mV
200
mV
100
ms
30
ms
4
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