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BQ24152 Datasheet(PDF) 7 Page - Texas Instruments

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Part No. BQ24152
Description  Fully Integrated Switch-Mode One-Cell Li-Ion Charger with Full USB Compliance and USB-OTG Support
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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BQ24152 Datasheet(HTML) 7 Page - Texas Instruments

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TYPICAL APPLICATION CIRCUITS
CVREF
10 nF
CBOOT
+
PACK -
PACK +
CAUXPWR
SCL
SDA
CSOUT
CSIN
PGND
SW
I
2
CBUS
VAUX
HOST
SCL
SDA
STAT
VREF
STAT
PMID
VBUS
CIN
VBUS
CIN
BOOT
OTG
U1
AUXPWR
OTG
CO
RSNS
CCSIN
VBAT
1 F
m
4.7 F
m
10kW
10kW
10kW
10kW
10kW
L
1.0 H
O
m
68mW
10 F
m
0.1 F
m
1 F
m
1 F
m
bq24152
+
PACK -
VSYS
Host-
Controlled
Switch
PACK +
SCL
SDA
CSOUT
CSIN
PGND
SW
I2CBUS
VAUX
HOST
SCL
SDA
STAT
VREF
STAT
PMID
VBUS
CIN
VBUS
CIN
1 F
m
BOOT
OTG
U1
AUXPWR
C VREF
CO
CBOOT
RSNS
CCSIN
1 F
m
CAUXPWR
CCSOUT
OTG
10nF
68mW
VOUT
4.7 F
m
10kW
10kW
10kW 10kW
10kW
LO1.0 H
m
0.1 F
m
10 F
m
0.1 F
m
1 F
m
bq24152
bq24152
www.ti.com ...................................................................................................................................................................................................... SLUS847 – JUNE 2008
VBUS = 5 V, I(IN_LIMIT) = 500 mA, I(CHARGE) = 750 mA, VBAT = 3.5 V to 4.44 V (adjustable), Safety Timer = 32
minutes or 32 seconds.
Figure 1. I2C Controlled 1-Cell Charger Application Circuit
VBUS = 5 V, I(IN_LIMIT) = 500 mA, VOUT = 3.5 V to 4.44 V (adjustable), Safety Timer = 32 minutes or 32 seconds.
Figure 2. I2C Controlled 1-Cell Pre-Regulator Application
Copyright © 2008, Texas Instruments Incorporated
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