參數(shù)資料
型號： LX2201
廠商： Microsemi Corporation
英文描述： USB Li-Ion Battery Charger
中文描述： 的USB鋰離子電池充電器
文件頁數(shù)： 3/11頁
文件大?。?/td> 172K
代理商： LX2201
LX2201
P
RODUCTION
D
ATA
S
HEET
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 3
Copyright
2000
Rev. 1.2b, 2005-04-13
W
M
.
C
USB Li-Ion Battery Charger
TM
E L E C T R I C A L C H A R A C T E R I S T I C S
Unless otherwise specified, the following specifications apply over the operating ambient temperature 0
°
C
≤
T
A
≤
70
°
C except where
otherwise noted and the following test conditions: VDD = 5.0V.
LX2201
Typ
Parameter
Symbol
Test Conditions
Min
Max
Units
`
`
`
MAIN CIRCUITRY
Input Voltage
VDD
VDD > V
BAT
VDD < V
BAT
R
CTP
= 150K, I
BAT
> 100mA
4.5
6
8
5
V
mA
μA
V
V
V
4
3
Quiescent Current
I
GND
CTP Bias Voltage
CCP Bias Voltage
CUS Bias Voltage
CONSTANT VOLTAGE MODE
V
CTP
V
CCP
V
CUS
1.25
1.25
2.6
VM = Low
VM = High
I
BAT
= 1A
4.16
4.06
96
4.2
4.1
97
4.24
4.14
350
98
Constant Voltage Charge Level
V
CVL
V
Maximum Dropout Voltage
Top Off Charge Droop Threshold
CONSTANT CURRENT MODE
BAT Constant Current Accuracy
BAT Constant Current Level
V
IN
– V
BAT
V
DRP
mV
V
BAT
CVL
V
%
I
CCL
I
BAT
R
CCP
= 64.9K
V
BAT
< (V
CVL
– 100mV)
0.85
0.35
1
1.15
2
A
A
Conditioning Current
I
COND
V
BAT
< V
CTV
; @25°
C
3.0
4.75
6.0
BAT
I
CCL
%
I
Conditioning Current Mode
Threshold Voltage
Charge Termination Current
Accuracy
USB CURRENT LIMIT
USB Low Current Limit
USB High Current Limit
LOGIC
STAT Logic High Output
STAT Logic Low Output
V
CTV
60
64
68
BAT
V
CVL
V
%
I
BAT
R
CTP
= 150K ; @25°
C
35
50
65
mA
`
`
`
`
`
I
IN
I
IN
V
IN
= 5V, VDD < V
IN
, VID1 = Lo, R
USB
= 2.55K
V
IN
= 5V, VDD < V
IN
, VID1 = Hi, R
USB
= 2.55K
85
425
93
463
100
500
mA
mA
V
STAT
V
STAT
V
IN
= 5.0V, I
STAT
= -5mA
V
IN
= 5.0V, I
STAT
= 25μA
Logic High
Logic Low
Logic High
Logic Low
4.5
5
V
V
0.4
0.8
0.8
2.0
2.0
State Select Threshold
V
VID
V
VM Select Threshold
V
VM
V
THERMAL SHUTDOWN
Maximum Junction Temperature
BI-DIRECTIONAL PASS ELEMENT CONTROL
Discharge Switch On Resistance
Charging Threshold
Discharging Threshold
Pass Element Switch Mode Delay
PSW FET DRIVER
High Output Voltage
Low Output Voltage
OR-ing Resistance
Switch Delay
(VDD > V
BAT
to VDD
< V
BAT
)
T
J
V
IN
= 5.0V, I
OUT
= 1A, Temperature Rising
130
140
150
°C
R
DS(ON)
V
CHG
V
DCH
tsw
I
BAT
= -1A
V
IN
> V
BAT
+ V
CHG
V
IN
> V
BAT
+ V
DCH
Charge–to–discharge or Discharge–to–charge
130
5
5
5
150
10
10
m
mV
mV
μs
0
0
V
PSW
V
PSW
R
PSW
V
IN
< V
BAT
, I
PSW
= 0, V
BAT
= 4.2V
V
IN
> V
BAT
, I
PSW
= 0
4.1
5
4.2
0
10
V
V
0.2
15
K
t
PSW
C
PSW
= 1000pF, to V
PSW
= (V
BAT
– 1V)
0
500
1000
Ns
E
L
E
C
T
R
I
C
A
L
S
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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