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BQ24296 Datasheet(PDF) 8 Page - Texas Instruments

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Part # BQ24296
Description  I2C Controlled 3A Single Cell USB Charger
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

BQ24296 Datasheet(HTML) 8 Page - Texas Instruments

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bq24296
bq24297
SLUSBP6A – SEPTEMBER 2013 – REVISED OCTOBER 2013
www.ti.com
THERMAL INFORMATION
RGE PACKAGE
THERMAL METRIC(1)
UNITS
24-PIN
θJA
Junction-to-ambient thermal resistance
32.2
θJCtop
Junction-to-case (top) thermal resistance
29.8
θJB
Junction-to-board thermal resistance
9.1
°C/W
ψJT
Junction-to-top characterization parameter
0.3
ψJB
Junction-to-board characterization parameter
9.1
θJCbot
Junction-to-case (bottom) thermal resistance
2.2
(1)
For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
space
ELECTRICAL CHARACTERISTICS
VVBUS_UVLOZ < VVBUS < VACOV and VVBUS > VBAT + VSLEEP, TJ = –40°C to 125°C and TJ = 25°C for typical values unless other
noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
QUIESCENT CURRENTS
VVBUS < VUVLO, VBAT = 4.2 V, leakage between
5
µA
BAT and VBUS
High-Z Mode, or no VBUS, BATFET disabled
IBAT
Battery discharge current (BAT, SW, SYS)
16
20
µA
(REG07[5] = 1), –40°C – 85°C
High-Z Mode, or no VBUS, BATFET enabled
32
55
µA
(REG07[5] = 0), –40°C – 85°C
VVBUS = 5 V, High-Z mode, No battery
15
30
µA
VVBUS > VUVLO, VVBUS > VBAT, converter not
1.5
3
mA
switching
IVBUS
Input supply current (VBUS)
VVBUS > VUVLO, VVBUS > VBAT, converter switching,
4
mA
VBAT=3.2V, ISYS=0A
VVBUS > VUVLO, VVBUS > VBAT, converter switching,
3.5
mA
charge disable, VBAT=3.8V, ISYS=100µA
VBAT=4.2V, Boost mode, IVBUS = 0A, converter
IBOOST
Battery Discharge Current in boost mode
3.5
mA
switching
VBUS/BAT POWER UP
VVBUS_OP
VBUS operating range
3.9
6.2
V
VVBUS_UVLOZ
VVBUS rising
3.6
V
VBUS for active I2C, no battery
VSLEEP
Sleep mode falling threshold
VVBUS falling, VVBUS-VBAT
35
80
120
mV
VSLEEPZ
Sleep mode rising threshold
VVBUS rising, VVBUS-VBAT
170
250
350
mV
VACOV
VBUS over-voltage rising threshold
VVBUS rising
6.2
6.6
V
VACOV_HYST
VBUS Over-Voltage Falling Hysteresis
VVBUS falling
250
mV
VBAT_UVLOZ
VBAT rising
2.3
V
Battery for active I2C, no VBUS
VBAT_DPL
Battery depletion threshold
VBAT falling
2.4
2.6
V
VBAT_DPL_HY
Battery depletion rising hysteresis
VBAT rising
200
mV
VVBUSMIN
Bad adapter detection threshold
VVBUS falling
3.8
V
IBADSRC
Bad adapter detection current source
30
mA
tBADSRC
Bad source detection duration
30
ms
8
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Copyright © 2013, Texas Instruments Incorporated
Product Folder Links: bq24296 bq24297


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