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BQ24151YFFR Datasheet(PDF) 10 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) 10 Page - Texas Instruments

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VBUS
100mV/div,
5.06VOffset
VSW
5V/div
I
0.1 A/div
BAT
100 S/div
m
VBAT =3.85V,VBUS=5.07V,IBUS=215mA-0
V
0.2 A/div,
3.8VOffset
BAT
VSW
2V/div
IL
0.5 A/div
Vbat=3.6V Vbus=4.11V,Boostmode
overloadoperation
,
200nS/div
VBUS
0.5V/div,
4.5VOffset
VSW
5V/div
OTG
2V/div
IL
0.5 A/div
0.5mS/div
Vbus=4.5V,(ChargeMode)/5.1V(BoostMode),
Iin_limit=500mA,Vbat=3.4V,32SMode.
70
75
80
85
90
95
0
50
100
150
200
LoadCurrentatVBUS-mA
VBAT =2.5V
VBAT =3.6V
VBAT =4V
5
5.01
5.02
5.03
5.04
5.05
5.06
5.07
5.08
5.09
5.1
0
50
100
150
200
LoadCurrentatVBUS-mA
VBAT =2.5V
VBAT =3.6V
VBAT =4V
4.99
5
5.01
5.02
5.03
5.04
5.05
5.06
5.07
5.08
5.09
5.1
2.5
2.7
2.9
3.1
3.3
3.5
3.7
3.9
4.1
VBAT-V
IBUS=50mA
IBUS=100mA
IBUS=200mA
bq24150
bq24151
SLUS824 – JUNE 2008 ...................................................................................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS (continued)
LOAD STEP DOWN RESPONSE (BOOST MODE)
CYCLE BY CYCLE CURRENT LIMITING IN BOOST MODE
Figure 15.
Figure 16.
BOOST TO CHARGE MODE TRANSITION (OTG CONTROL)
BOOST EFFICIENCY
Figure 17.
Figure 18.
LINE REGULATION FOR BOOST
LOAD REGULATION FOR BOOST
Figure 19.
Figure 20.
10
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Copyright © 2008, Texas Instruments Incorporated
Product Folder Link(s): bq24150 bq24151



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