LX2201 データシートの表示（PDF） - Microsemi Corporation
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LX2201 Datasheet PDF : 11 Pages
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LX2201
TM
®
USB Li-Ion Battery Charger
PRODUCTION DATA SHEET
APPLICATION SCHEMATICS
USB Lo / Hi
To System
Power Bus
AC/DC Adapter
USB POWER
VDD
BAT
VDD
10uF
BAT
VDD
LX2201
BAT
VDD
VIN
BAT
CMP
0.1uF
2.5k 150k
75k
10uF
Figure 3 – AC Adapter and USB Supply (Charge and Discharge Modes)
APPLICATION SCHEMATICS (CONTINUED)
Off / On
To System
Power Bus
VDD
VDD
AC/DC Adapter
10uF
576k
499k
VDD
VDD
100K
VIN
TO BAT
DMMT3906W
499k
499k
LX2201
2.5k 150k
BAT
BAT
BAT
BAT
CMP
0.1uF
TO VDD
75k
10uF
Figure 4 – AC Adapter with charging voltage headroom regulation (for use with a current limited power supply)
Copyright © 2000
Rev. 1.2b, 2005-04-13
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 6
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