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BQ24151YFFR Datasheet(PDF) 9 Page - Texas Instruments

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Part # BQ24151YFFR
Description  Fully Integrated Switch-Mode One-Cell Li-Ion Charger with Full USB Compliance and USB-OTG Support
PDF  39 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

BQ24151YFFR Datasheet(HTML) 9 Page - Texas Instruments

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background image
OTG
5V/div
I
0.2 A/div
BUS
0.5S/div
Vbus=5V,Iin_limit=100/500mA,
(OTGControl,32MinuteMode),
Iin_limit=100mA (I CControl,32SecondMode)
2
32Minute
Mode
32Second
Mode
80
82
84
86
88
90
92
0
100 200 300 400 500 600 700
800 900 1000 1100 1200 1300
ChargeCurrent-mA
Vbat=4V
Vbat=3V
Vbat=3.6V
V
=5V
BUS
VBUS100mV/div,5.06VOffset
VBAT 100mV/div,3.5VOffset
VBAT =3.5V,VBUS=5.06V,IBUS=42mA
VSW
2V/div
IL
0.2 A/div
5
S/div
m
VBUS10mV/div,5.08VOffset
VBAT 10mV/div,3.52VOffset
VSW
2V/div
IL
0.2 A/div
100nS/div
VBAT =3.5V,VBUS=5.07V,IBUS=215mA
VBUS
2V/div
VSW
5V/div
I
0.2 A/div
BUS
5mS/div
VBAT =3.5V,VBUS=5.05V,IBUS=42mA
VPMID
200mV/div,
5.02VOffset
VBUS
100mV/div,
5.06VOffset
VSW
5V/div
I
0.1 A/div
BAT
100 S/div
m
VBAT
0.2V/div,
3.8VOffset
VBAT =3.85V,VBUS=5.07V,IBUS=0-215mA
bq24150
bq24151
www.ti.com ...................................................................................................................................................................................................... SLUS824 – JUNE 2008
TYPICAL CHARACTERISTICS (continued)
INPUT CURRENT CONTROL
CHARGER EFFICIENCY
Figure 9.
Figure 10.
BOOST WAVEFORM (PWM MODE)
BOOST WAVEFORM (PFM MODE)
Figure 11.
Figure 12.
VBUS OVERLOAD WAVEFORMS (BOOST MODE)
LOAD STEP UP RESPONSE (BOOST MODE)
Figure 13.
Figure 14.
Copyright © 2008, Texas Instruments Incorporated
Submit Documentation Feedback
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Product Folder Link(s): bq24150 bq24151



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