參數(shù)資料
型號: LX2201CLQT
廠商: MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC20
封裝: 4 X 4 MM, PLASTIC, MLPQ-20
文件頁數(shù): 9/11頁
文件大?。?/td> 231K
代理商: LX2201CLQT
LX2201
PRODUCTION DATA SHEET
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 7
Copyright
2000
Rev. 1.0, 2004-04-14
WWW
.Microse
m
i
.CO
M
USB Li-Ion Battery Charger
TM
APPLICATION SCHEMATICS (CON TINUED )
AC/DC Adapter
Off / On
LX2201
NC
VI
D
1
VI
D
0
VM
PS
W
VDD
VIN
VDD
BAT
CUS
CTP
CC
P
GN
D
BAT
CMP
VDD
STAT
TO VDD
DMMT3906W
TO BAT
576k
499k
100K
To System
Power Bus
150k
2.5k
75k
0.1uF
10uF
Figure 7 – AC Adapter with charging voltage headroom regulation (for use with a current limited power supply).
LX2201
NC
VI
D
1
VI
D
0
VM
PS
W
VDD
VIN
VDD
BAT
CUS
CTP
CCP
GN
D
BAT
CMP
VDD
STA
T
TO VDD
DMMT3906W
TO BAT
576k
499k
100K
To System
Power Bus
150k
2.5k
75k
0.1uF
10uF
AC/DC Adapter
USB POWER
+
-
1K
499K
124K
2N7002
0.1
IRLMS6802
UPS5817
1N4148
B220
MCP6001
To VID1
499k
To PSW
USB Lo / Hi
Figure 8 – Current limited USB interface with isolated battery and bi-directional pass element.
AA
PP
LL
IICC
AA
TT
IIOO
NN
SS
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