參數(shù)資料
型號(hào): LX2203CLD-TR
廠商: MICROSEMI CORP
元件分類(lèi): 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
封裝: 3 X 3 MM, ROHS COMPLIANT, PLASTIC, MLP-10
文件頁(yè)數(shù): 8/11頁(yè)
文件大小: 182K
代理商: LX2203CLD-TR
LX2203
PRODUCTION DATA SHEET
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 6
Copyright
2004
Rev. 1.0a, 2005-08-10
WWW
.Microse
m
i
.CO
M
Li-Ion Battery Charger
TM
TH EORY OF O PERAT ION
START
YES
VBAT>60%
CONDITION
CHARGE
MODE
NO
YES
CONSTANT CURRENT
CHARGE MODE
TEMP <
150
REDUCE
CHARGE
CURRENT
YES
NO
VBAT> VCV
CONSTANT VOLTAGE
CHARGE MODE
YES
NO
IBAT<IMIN
VOLTAGE
MONITORING
MODE (STATE).
VBAT<97%
YES
NO
TEMP <
150
REDUCE
CHARGE
CURRENT
YES
NO
YES
NO
RETURN TO THE TOP
OF THE CHART.
LX2203 CONTROL FLOW DIAGRAM
SLEEP
EN = 1
NO
Return to START
if EN changes state or
VIN is removed.
YES
VIN>
VUVLO
NO
YES
VIN>
VBAT
NO
Figure 2 – Control Flow Diagram
AA
PP
LL
IICC
AA
TT
IIOO
NN
SS
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