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BQ24072RGTTG4 Datasheet(PDF) 9 Page - Texas Instruments

Part # BQ24072RGTTG4
Description  1.5A USB-FRIENDLY Li-Ion BATTERY CHARGER AND POWER-PATH MANAGEMENT IC
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

BQ24072RGTTG4 Datasheet(HTML) 9 Page - Texas Instruments

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V
IN
500mV/div
4ms/div
5V/div
I
BAT
V
PGOOD
5V/div
V
4.4V
OUT
V
3.6V
BAT
500mA/div
V
CHG
I
BAT
2V/div
400ms/div
V
BAT
1 A/div
5V/div
Battery
Removed
BatteryDetectionMode
V
CHG
I
BAT
2V/div
400 ms/div
V
BAT
1 A/div
5V/div
ChargingInitiated
BatteryDetectionMode
BatteryInserted
I
OUT
I
BAT
V
3.6V
BAT
500mA/div
200mV/div
1ms/div
V
3.825V
OUT
1 A/div
SupplementMode
TrackingtoV
+225mV
BAT
I
OUT
I
BAT
V
3.8V
BAT
500mA/div
500mV/div
1ms/div
V
4.4V
OUT
1 A/div
SupplementMode
I
OUT
I
BAT
200mV/div
400
s/div
m
V
4.4V
OUT
500mA/div
500mA/div
5V/div
2V/div
400
s/div
m
500mA/div
V
SYSOFF
I
BAT
V
4V
BAT
V
5.5V
OUT
V
CE
I
BAT
V
3.6V
BAT
V
CHG
500mA/div
1V/div
5V/div
5V/div
10ms/div
MandatoryPrecharge
10V/div
500mV/div
1 A/div
40
s/div
m
V
IN
I
BAT
V
4.2V
BAT
V
4.4V
OUT
bq24072, bq24073
bq24074, bq24075, bq24079
www.ti.com
SLUS810E – SEPTEMBER 2008 – REVISED JULY 2010
TYPICAL CHARACTERISTICS
VIN = 6V, EN1=1, EN2=0, bq24073 application circuit, TA = 25°C, unless otherwise noted.
ADAPTER PLUG-IN
BATTERY CONNECTED
BATTERY DETECTION
BATTERY DETECTION
RLOAD = 10Ω
BATTERY INSERTED
BATTERY REMOVED
Figure 1.
Figure 2.
Figure 3.
ENTERING AND EXITING BATTERY
ENTERING AND EXITING BATTERY
SUPPLEMENT MODE
SUPPLEMENT MODE
ENTERING AND EXITING DPPM
MODE
RLOAD = 25ΩTO 4.5Ω
RLOAD = 20ΩTO 4.5Ω
RLOAD = 20Ω to 9Ω
bq24074
bq24072
Figure 4.
Figure 5.
Figure 6.
SYSTEM ON/OFF WITH INPUT
OVP FAULT
CONNECTED
VIN = 6V to 15V
VIN = 6V
CHARGER ON/OF USING CE
RLOAD = 10Ω
bq24075, bq24079
Figure 7.
Figure 8.
Figure 9.
Copyright © 2008–2010, Texas Instruments Incorporated
Submit Documentation Feedback
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Product Folder Link(s): bq24072 bq24073 bq24074 bq24075, bq24079


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